Regression is gone, don't try to find it on clean target.

llvm-svn: 33296

174 files changed, 2488 insertions, 0 deletions

diff --git a/llvm/test/CFrontend/.cvsignore b/llvm/test/CFrontend/.cvsignore
new file mode 100644
index 00000000000..7f2443f2f31
--- /dev/null
+++ b/llvm/test/CFrontend/.cvsignore
@@ -0,0 +1,3 @@
+Output
+*.log
+*.sum
diff --git a/llvm/test/CFrontend/2002-01-23-LoadQISIReloadFailure.c b/llvm/test/CFrontend/2002-01-23-LoadQISIReloadFailure.c
new file mode 100644
index 00000000000..258d3cc0e3d
--- /dev/null
+++ b/llvm/test/CFrontend/2002-01-23-LoadQISIReloadFailure.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Regression test.  Just compile .c -> .ll to test */
+int foo(void) {
+  unsigned char *pp;
+  unsigned w_cnt;
+
+  w_cnt += *pp;
+  
+  return w_cnt;
+}
diff --git a/llvm/test/CFrontend/2002-01-24-ComplexSpaceInType.c b/llvm/test/CFrontend/2002-01-24-ComplexSpaceInType.c
new file mode 100644
index 00000000000..9559d5b37b7
--- /dev/null
+++ b/llvm/test/CFrontend/2002-01-24-ComplexSpaceInType.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+// This caused generation of the following type name:
+//   %Array = uninitialized global [10 x %complex int]
+//
+// which caused problems because of the space int the complex int type
+//
+
+struct { int X, Y; } Array[10];
+
+void foo() {}
diff --git a/llvm/test/CFrontend/2002-01-24-HandleCallInsnSEGV.c b/llvm/test/CFrontend/2002-01-24-HandleCallInsnSEGV.c
new file mode 100644
index 00000000000..09029fb945e
--- /dev/null
+++ b/llvm/test/CFrontend/2002-01-24-HandleCallInsnSEGV.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void *dlclose(void*);
+
+void ap_os_dso_unload(void *handle)
+{
+    dlclose(handle);
+    return;     /* This return triggers the bug: Weird */
+}
diff --git a/llvm/test/CFrontend/2002-02-13-ConditionalInCall.c b/llvm/test/CFrontend/2002-02-13-ConditionalInCall.c
new file mode 100644
index 00000000000..0dad6ff5c2f
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-13-ConditionalInCall.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Test problem where bad code was generated with a ?: statement was 
+   in a function call argument */
+
+void foo(int, double, float);
+
+void bar(int x) {
+  foo(x, x ? 1.0 : 12.5, 1.0f);
+}
+
diff --git a/llvm/test/CFrontend/2002-02-13-ReloadProblem.c b/llvm/test/CFrontend/2002-02-13-ReloadProblem.c
new file mode 100644
index 00000000000..ab9b56da3e3
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-13-ReloadProblem.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* This triggered a problem in reload, fixed by disabling most of the 
+ * steps of compilation in GCC.  Before this change, the code went through
+ * the entire backend of GCC, even though it was unnecessary for LLVM output
+ * now it is skipped entirely, and since reload doesn't run, it can't cause
+ * a problem.
+ */
+
+extern int tolower(int);
+
+const char *rangematch(const char *pattern, int test, int c) {
+
+  if ((c <= test) | (tolower(c) <= tolower((unsigned char)test)))
+    return 0;
+
+  return pattern;
+}
diff --git a/llvm/test/CFrontend/2002-02-13-TypeVarNameCollision.c b/llvm/test/CFrontend/2002-02-13-TypeVarNameCollision.c
new file mode 100644
index 00000000000..ec334013ae0
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-13-TypeVarNameCollision.c
@@ -0,0 +1,16 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* This testcase causes a symbol table collision.  Type names and variable
+ * names should be in distinct namespaces
+ */
+
+typedef struct foo {
+  int X, Y;
+} FOO;
+
+static FOO foo[100];
+
+int test() {
+  return foo[4].Y;
+}
+
diff --git a/llvm/test/CFrontend/2002-02-13-UnnamedLocal.c b/llvm/test/CFrontend/2002-02-13-UnnamedLocal.c
new file mode 100644
index 00000000000..6fdc7efdd3a
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-13-UnnamedLocal.c
@@ -0,0 +1,21 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Testcase for a problem where GCC allocated xqic to a register,
+ * and did not have a VAR_DECL that explained the stack slot to LLVM.
+ * Now the LLVM code synthesizes a stack slot if one is presented that
+ * has not been previously recognized.  This is where alloca's named 
+ * 'local' come from now. 
+ */
+
+typedef struct {
+  short x;
+} foostruct;
+
+int foo(foostruct ic);
+
+void test() {
+  foostruct xqic;
+  foo(xqic);
+}
+
+
diff --git a/llvm/test/CFrontend/2002-02-14-EntryNodePreds.c b/llvm/test/CFrontend/2002-02-14-EntryNodePreds.c
new file mode 100644
index 00000000000..f1e01515fd7
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-14-EntryNodePreds.c
@@ -0,0 +1,37 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC Used to generate code that contained a branch to the entry node of 
+ * the do_merge function.  This is illegal LLVM code.  To fix this, GCC now
+ * inserts an entry node regardless of whether or not it has to insert allocas.
+ */
+
+struct edge_rec
+{
+  struct VERTEX *v;
+  struct edge_rec *next;
+  int wasseen;
+  int more_data;
+};
+
+typedef struct edge_rec *QUAD_EDGE;
+
+typedef struct {
+  QUAD_EDGE left, right;
+} EDGE_PAIR;
+
+struct EDGE_STACK {
+    int ptr;
+    QUAD_EDGE *elts;
+    int stack_size;
+};
+
+int do_merge(QUAD_EDGE ldo, QUAD_EDGE rdo) {
+  int lvalid;
+  QUAD_EDGE basel,rcand;
+  while (1) {
+    if (!lvalid) {
+      return (int)basel->next;
+    }
+  }
+}
+
diff --git a/llvm/test/CFrontend/2002-02-16-RenamingTest.c b/llvm/test/CFrontend/2002-02-16-RenamingTest.c
new file mode 100644
index 00000000000..952af90c87e
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-16-RenamingTest.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* test that locals are renamed with . notation */
+
+void abc(void *);
+
+void Test5(double X) {
+  abc(&X);
+  {
+    int X;
+    abc(&X);
+    {
+      float X;
+      abc(&X);
+    }
+  }
+}
+
diff --git a/llvm/test/CFrontend/2002-02-17-ArgumentAddress.c b/llvm/test/CFrontend/2002-02-17-ArgumentAddress.c
new file mode 100644
index 00000000000..937929559fe
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-17-ArgumentAddress.c
@@ -0,0 +1,39 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int test(int X) {
+  return X;
+}
+
+void abc(int *X);
+int def(int Y, int Z) {
+  abc(&Z);
+  return Y;
+}
+
+struct Test { short X, x; int Y, Z; };
+
+int Testing(struct Test *A) {
+  return A->X+A->Y;
+}
+
+int Test2(int X, struct Test A, int Y) {
+  return X+Y+A.X+A.Y;
+}
+int Test3(struct Test A, struct Test B) {
+  return A.X+A.Y+B.Y+B.Z;
+}
+
+struct Test Test4(struct Test A) {
+  return A;
+}
+
+int Test6() {
+  int B[200];
+  return B[4];
+}
+
+struct STest2 { int X; short Y[4]; double Z; };
+
+struct STest2 Test7(struct STest2 X) {
+  return X;
+}
diff --git a/llvm/test/CFrontend/2002-02-18-64bitConstant.c b/llvm/test/CFrontend/2002-02-18-64bitConstant.c
new file mode 100644
index 00000000000..6fd3e29d242
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-18-64bitConstant.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC wasn't handling 64 bit constants right fixed */
+
+void main() {
+  long long Var = 123455678902ll;
+  printf("%lld\n", Var);
+}
diff --git a/llvm/test/CFrontend/2002-02-18-StaticData.c b/llvm/test/CFrontend/2002-02-18-StaticData.c
new file mode 100644
index 00000000000..10439c37309
--- /dev/null
+++ b/llvm/test/CFrontend/2002-02-18-StaticData.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+double FOO = 17;
+double BAR = 12.0;
+float XX = 12.0f;
+
+static char *procnames[] = {
+  "EXIT"
+};
+
+void *Data[] = { &FOO, &BAR, &XX };
+
diff --git a/llvm/test/CFrontend/2002-03-11-LargeCharInString.c b/llvm/test/CFrontend/2002-03-11-LargeCharInString.c
new file mode 100644
index 00000000000..d8a1671fc77
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-11-LargeCharInString.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+#include <string.h>
+
+int test(char *X) {
+  /* LLVM-GCC used to emit:
+     %.LC0 = internal global [3 x sbyte] c"\1F\FFFFFF8B\00"
+   */
+  return strcmp(X, "\037\213");
+}
diff --git a/llvm/test/CFrontend/2002-03-12-ArrayInitialization.c b/llvm/test/CFrontend/2002-03-12-ArrayInitialization.c
new file mode 100644
index 00000000000..d6cf44625bd
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-12-ArrayInitialization.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC would generate bad code if not enough initializers are 
+   specified for an array.
+ */
+
+int a[10] = { 0, 2};
+
+char str[10] = "x";
+
+void *Arr[5] = { 0, 0 };
+
+float F[12] = { 1.23f, 34.7f };
+
+struct Test { int X; double Y; };
+
+struct Test Array[10] = { { 2, 12.0 }, { 3, 24.0 } };
+
+int B[4][4] = { { 1, 2, 3, 4}, { 5, 6, 7 }, { 8, 9 } };
diff --git a/llvm/test/CFrontend/2002-03-12-StructInitialize.c b/llvm/test/CFrontend/2002-03-12-StructInitialize.c
new file mode 100644
index 00000000000..5174ad4906d
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-12-StructInitialize.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef struct Connection_Type {
+   long    to;
+   char    type[10];
+   long    length;
+} Connection;
+
+Connection link[3]
+= { {1, "link1", 10},
+    {2, "link2", 20},
+    {3, "link3", 30} };
+
diff --git a/llvm/test/CFrontend/2002-03-12-StructInitializer.c b/llvm/test/CFrontend/2002-03-12-StructInitializer.c
new file mode 100644
index 00000000000..cf2ba4e8cf8
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-12-StructInitializer.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC was not emitting string constants of the correct length when
+ * embedded into a structure field like this.  It thought the strlength
+ * was -1.
+ */
+
+typedef struct Connection_Type {
+   long    to;
+   char    type[10];
+   long    length;
+} Connection;
+
+Connection link[3]
+= { {1, "link1", 10},
+    {2, "link2", 20},
+    {3, "link3", 30} };
+
diff --git a/llvm/test/CFrontend/2002-03-14-BrokenPHINode.c b/llvm/test/CFrontend/2002-03-14-BrokenPHINode.c
new file mode 100644
index 00000000000..16d9bc7814f
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-14-BrokenPHINode.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC was generating PHI nodes with an arity < #pred of the basic block the
+ * PHI node lived in.  This was breaking LLVM because the number of entries
+ * in a PHI node must equal the number of predecessors for a basic block.
+ */
+
+int trys(char *s, int x)
+{
+  int asa;
+  double Val;
+  int LLS;
+  if (x) {
+    asa = LLS + asa;
+  } else {
+  }
+  return asa+(int)Val;
+}
+
diff --git a/llvm/test/CFrontend/2002-03-14-BrokenSSA.c b/llvm/test/CFrontend/2002-03-14-BrokenSSA.c
new file mode 100644
index 00000000000..01f259738e3
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-14-BrokenSSA.c
@@ -0,0 +1,17 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* This code used to break GCC's SSA computation code.  It would create
+   uses of B & C that are not dominated by their definitions.  See:
+   http://gcc.gnu.org/ml/gcc/2002-03/msg00697.html
+ */
+int bar();
+int foo()
+{
+  int a,b,c;
+
+  a = b + c;
+  b = bar();
+  c = bar();
+  return a + b + c;
+}
+
diff --git a/llvm/test/CFrontend/2002-03-14-QuotesInStrConst.c b/llvm/test/CFrontend/2002-03-14-QuotesInStrConst.c
new file mode 100644
index 00000000000..42f82bfa895
--- /dev/null
+++ b/llvm/test/CFrontend/2002-03-14-QuotesInStrConst.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC was not escaping quotes in string constants correctly, so this would
+ * get emitted:
+ *  %.LC1 = internal global [32 x sbyte] c"*** Word "%s" on line %d is not\00"
+ */
+
+const char *Foo() {
+  return "*** Word \"%s\" on line %d is not";
+}
diff --git a/llvm/test/CFrontend/2002-04-07-SwitchStmt.c b/llvm/test/CFrontend/2002-04-07-SwitchStmt.c
new file mode 100644
index 00000000000..79632c9eb8a
--- /dev/null
+++ b/llvm/test/CFrontend/2002-04-07-SwitchStmt.c
@@ -0,0 +1,22 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int printf(const char *, ...);
+int foo();
+
+int main() {
+  while (foo()) {
+     switch (foo()) {
+     case 0:
+     case 1:
+     case 2:
+     case 3:
+       printf("3");
+     case 4: printf("4");
+     case 5:
+     case 6:
+     default:
+       break;
+     }
+   }
+   return 0;
+}
diff --git a/llvm/test/CFrontend/2002-04-08-LocalArray.c b/llvm/test/CFrontend/2002-04-08-LocalArray.c
new file mode 100644
index 00000000000..af6ebd6bdf9
--- /dev/null
+++ b/llvm/test/CFrontend/2002-04-08-LocalArray.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* GCC is not outputting the static array to the LLVM backend, so bad things
+ * happen.  Note that if this is defined static, everything seems fine.
+ */
+void test(unsigned X) {
+  double student_t[30]={0.0 , 12.706 , 4.303 , 3.182 , 2.776 , 2.571 ,
+                               2.447 , 2.365 , 2.306 , 2.262 , 2.228 ,
+                               2.201 , 2.179 , 2.160 , 2.145 , 2.131 ,
+                               2.120 , 2.110 , 2.101 , 2.093 , 2.086 ,
+                               2.080 , 2.074 , 2.069 , 2.064 , 2.060 ,
+                               2.056 , 2.052 , 2.048 , 2.045 };
+  return student_t[X];
+}
diff --git a/llvm/test/CFrontend/2002-04-09-StructRetVal.c b/llvm/test/CFrontend/2002-04-09-StructRetVal.c
new file mode 100644
index 00000000000..c655e4a4d05
--- /dev/null
+++ b/llvm/test/CFrontend/2002-04-09-StructRetVal.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct S {
+  int i;
+  short s1, s2;
+};
+
+struct S func_returning_struct(void);
+
+void loop(void) {
+  func_returning_struct();
+}
diff --git a/llvm/test/CFrontend/2002-04-10-StructParameters.c b/llvm/test/CFrontend/2002-04-10-StructParameters.c
new file mode 100644
index 00000000000..9db6a132bc1
--- /dev/null
+++ b/llvm/test/CFrontend/2002-04-10-StructParameters.c
@@ -0,0 +1,25 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef struct {
+  char p;
+  short q;
+  char r;
+  int X;
+  short Y, Z;
+  int Q;
+} foo;
+
+int test(foo X, float);
+int testE(char,short,char,int,int,float);
+void test3(foo *X) {
+  X->q = 1;
+}
+
+void test2(foo Y) {
+  testE(Y.p, Y.q, Y.r, Y.X, Y.Y, 0.1f);
+  test(Y, 0.1f);
+  test2(Y);
+  test3(&Y);
+}
+
diff --git a/llvm/test/CFrontend/2002-05-23-StaticValues.c b/llvm/test/CFrontend/2002-05-23-StaticValues.c
new file mode 100644
index 00000000000..bf583e203d3
--- /dev/null
+++ b/llvm/test/CFrontend/2002-05-23-StaticValues.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Make sure the frontend is correctly marking static stuff as internal! */
+
+int X;
+static int Y = 12;
+
+static void foo(int Z) {
+  Y = Z;
+}
+
+void *test() {
+  foo(12);
+  return &Y;
+}
diff --git a/llvm/test/CFrontend/2002-05-23-TypeNameCollision.c b/llvm/test/CFrontend/2002-05-23-TypeNameCollision.c
new file mode 100644
index 00000000000..43faf97b1e6
--- /dev/null
+++ b/llvm/test/CFrontend/2002-05-23-TypeNameCollision.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Testcase for when struct tag conflicts with typedef name... grr */
+
+typedef struct foo {
+  struct foo *X;
+  int Y;
+} * foo;
+
+foo F1;
+struct foo *F2;
+
+enum bar { test1, test2 };
+
+typedef float bar;
+
+enum bar B1;
+bar B2;
+
diff --git a/llvm/test/CFrontend/2002-05-24-Alloca.c b/llvm/test/CFrontend/2002-05-24-Alloca.c
new file mode 100644
index 00000000000..ac5b78d0c99
--- /dev/null
+++ b/llvm/test/CFrontend/2002-05-24-Alloca.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char **argv) {
+  char *C = (char*)alloca(argc);
+  strcpy(C, argv[0]);
+  puts(C);
+}
diff --git a/llvm/test/CFrontend/2002-06-25-FWriteInterfaceFailure.c b/llvm/test/CFrontend/2002-06-25-FWriteInterfaceFailure.c
new file mode 100644
index 00000000000..fb1b54bf72e
--- /dev/null
+++ b/llvm/test/CFrontend/2002-06-25-FWriteInterfaceFailure.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+#include <stdio.h>
+
+void  test() {
+  fprintf(stderr, "testing\n");
+}
diff --git a/llvm/test/CFrontend/2002-07-14-MiscListTests.c b/llvm/test/CFrontend/2002-07-14-MiscListTests.c
new file mode 100644
index 00000000000..baae585f6c3
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-14-MiscListTests.c
@@ -0,0 +1,71 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+// Test list stuff
+
+void *malloc(unsigned);
+
+// Test opaque structure support.  the list type is defined later
+struct list;
+
+struct list *PassThroughList(struct list *L) {
+  return L;
+}
+
+
+// Recursive data structure tests...
+
+typedef struct list {
+  int Data;
+  struct list *Next;
+} list;
+
+list *Data;
+
+void foo() {
+  static int Foo = 0;            // Test static local variable
+  Foo += 1;                      // Increment static variable
+
+  Data = (list*)malloc(12);      // This is not a proper list allocation
+}
+
+extern list ListNode1;
+list ListNode3 = { 4, 0          };
+list ListNode2 = { 3, &ListNode3 };
+list ListNode0 = { 1, &ListNode1 };
+list ListNode1 = { 2, &ListNode2 };
+
+
+list ListArray[10];
+
+// Iterative insert fn
+void InsertIntoListTail(list **L, int Data) {
+  while (*L)
+    L = &(*L)->Next;
+  *L = (list*)malloc(sizeof(list));
+  (*L)->Data = Data;
+  (*L)->Next = 0;
+}
+
+// Recursive list search fn
+list *FindData(list *L, int Data) {
+  if (L == 0) return 0;
+  if (L->Data == Data) return L;
+  return FindData(L->Next, Data);
+}
+
+void foundIt(void);
+
+// Driver fn...
+void DoListStuff() {
+  list *MyList = 0;
+  InsertIntoListTail(&MyList, 100);
+  InsertIntoListTail(&MyList, 12);
+  InsertIntoListTail(&MyList, 42);
+  InsertIntoListTail(&MyList, 1123);
+  InsertIntoListTail(&MyList, 1213);
+
+  if (FindData(MyList, 75)) foundIt();
+  if (FindData(MyList, 42)) foundIt();
+  if (FindData(MyList, 700)) foundIt();
+}
+
diff --git a/llvm/test/CFrontend/2002-07-14-MiscTests.c b/llvm/test/CFrontend/2002-07-14-MiscTests.c
new file mode 100644
index 00000000000..e78dbd72eb9
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-14-MiscTests.c
@@ -0,0 +1,57 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* These are random tests that I used when working on the GCC frontend 
+   originally. */
+
+// test floating point comparison!
+int floatcomptest(double *X, double *Y, float *x, float *y) {
+  return *X < *Y || *x < *y;
+}
+
+extern void *malloc(unsigned);
+
+// Exposed a bug
+void *memset_impl(void *dstpp, int c, unsigned len) {
+  long long int dstp = (long long int) dstpp;
+
+  while (dstp % 4 != 0)
+    {
+      ((unsigned char *) dstp)[0] = c;
+      dstp += 1;
+      len -= 1;
+    }
+  return dstpp;
+}
+
+// TEST problem with signed/unsigned versions of the same constants being shared
+// incorrectly!
+//
+static char *temp;
+static int remaining;
+static char *localmalloc(int size) {
+  char *blah;
+  
+  if (size>remaining) 
+    {
+      temp = (char *) malloc(32768);
+      remaining = 32768;
+      return temp;
+    }
+  return 0;
+}
+
+typedef struct { double X; double Y; int Z; } PBVTest;
+
+PBVTest testRetStruct(float X, double Y, int Z) {
+  PBVTest T = { X, Y, Z };
+  return T;
+}
+PBVTest testRetStruct2(void);  // external func no inlining
+
+
+double CallRetStruct(float X, double Y, int Z) {
+  PBVTest T = testRetStruct2();
+  return T.X+X+Y+Z;
+}
+
+
diff --git a/llvm/test/CFrontend/2002-07-14-MiscTests2.c b/llvm/test/CFrontend/2002-07-14-MiscTests2.c
new file mode 100644
index 00000000000..ac58926abf2
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-14-MiscTests2.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+// Test ?: in function calls
+extern fp(int, char*);
+char *Ext;
+void
+__bb_exit_func (void)
+{
+  fp (12, Ext ? Ext : "<none>");
+}
+
+
diff --git a/llvm/test/CFrontend/2002-07-14-MiscTests3.c b/llvm/test/CFrontend/2002-07-14-MiscTests3.c
new file mode 100644
index 00000000000..9a262d5fcef
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-14-MiscTests3.c
@@ -0,0 +1,187 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+
+void *malloc(unsigned);
+
+//#include <stdio.h>
+int puts(const char *s);
+
+struct FunStructTest {
+  int Test1;
+  char *Pointer;
+  int Array[12];
+};
+
+struct SubStruct {
+  short X, Y;
+};
+
+struct Quad {
+  int w;
+  struct SubStruct SS;
+  struct SubStruct *SSP;
+  char c;
+  int y;
+};
+
+struct Quad GlobalQuad = { 4, {1, 2}, 0, 3, 156 };
+
+typedef int (*FuncPtr)(int);
+
+unsigned PtrFunc(int (*Func)(int), int X) {
+  return Func(X);
+}
+
+char PtrFunc2(FuncPtr FuncTab[30], int Num) {
+  return FuncTab[Num]('b');
+}
+
+extern char SmallArgs2(char w, char x, long long Zrrk, char y, char z);
+extern int SomeFunc(void);
+char SmallArgs(char w, char x, char y, char z) {
+  SomeFunc();
+  return SmallArgs2(w-1, x+1, y, z, w);
+}
+
+static int F0(struct Quad Q, int i) {              /* Pass Q by value */
+  struct Quad R;
+  if (i) R.SS = Q.SS;
+  Q.SSP = &R.SS;
+  Q.w = Q.y = Q.c = 1;
+  return Q.SS.Y + i + R.y - Q.c;
+}
+
+int F1(struct Quad *Q, int i) {             /* Pass Q by address */
+  struct Quad R;
+#if 0
+  if (i) R.SS = Q->SS;
+#else
+  if (i) R = *Q;
+#endif
+  Q->w = Q->y = Q->c = 1;
+  return Q->SS.Y+i+R.y-Q->c;
+}
+
+
+int BadFunc(float Val) {
+  int Result;
+  if (Val > 12.345) Result = 4;
+  return Result;     /* Test use of undefined value */
+}
+
+int RealFunc(void) {
+  return SomeUndefinedFunction(1, 4, 5);
+}
+
+extern int EF1(int *, char *, int *);
+
+int Func(int Param, long long Param2) {
+  int Result = Param;
+
+  {{{{
+      char c; int X;
+      EF1(&Result, &c, &X);
+    }}}
+
+    {   // c & X are duplicate names!
+      char c; int X;
+      EF1(&Result, &c, &X);
+    }
+
+  }
+  return Result;
+}
+
+
+short FunFunc(long long x, char z) {
+  return x+z;
+}
+
+unsigned castTest(int X) { return X; }
+
+double TestAdd(double X, float Y) {
+  return X+Y+.5;
+}
+
+int func(int i, int j) {
+  while (i != 20)
+    i += 2;
+
+  j += func(2, i);
+  return (i * 3 + j*2)*j;
+}
+
+int SumArray(int Array[], int Num) {
+  int i, Result = 0;
+  for (i = 0; i < Num; ++i)
+    Result += Array[i];
+
+  return Result;
+}
+
+int ArrayParam(int Values[100]) {
+  return EF1((int*)Values[50], (char*)1, &Values[50]);
+}
+
+int ArrayToSum(void) {
+  int A[100], i;
+  for (i = 0; i < 100; ++i)
+    A[i] = i*4;
+
+  return A[A[0]]; //SumArray(A, 100);
+}
+
+
+int ExternFunc(long long, unsigned*, short, unsigned char);
+
+int main(int argc, char *argv[]) {
+  unsigned i;
+  puts("Hello world!\n");
+
+  ExternFunc(-1, 0, (short)argc, 2);
+  //func(argc, argc);
+
+  for (i = 0; i < 10; i++)
+    puts(argv[3]);
+  return 0;
+}
+
+double MathFunc(double X, double Y, double Z,
+                double AA, double BB, double CC, double DD,
+                double EE, double FF, double GG, double HH,
+                double aAA, double aBB, double aCC, double aDD,
+                double aEE, double aFF) {
+  return X + Y + Z + AA + BB + CC + DD + EE + FF + GG + HH
+       + aAA + aBB + aCC + aDD + aEE + aFF;
+}
+
+
+
+void strcpy(char *s1, char *s2) {
+  while (*s1++ = *s2++);
+}
+
+void strcat(char *s1, char *s2) {
+  while (*s1++);
+  s1--;
+  while (*s1++ = *s2++);
+}
+
+int strcmp(char *s1, char *s2) {
+  while (*s1++ == *s2++);
+  if (*s1 == 0) {
+    if (*s2 == 0) {
+      return 0;
+    } else {
+      return -1;
+    }
+  } else {
+    if (*s2 == 0) {
+      return 1;
+    } else {
+      return (*(--s1) - *(--s2));
+    }
+  }
+}
+
diff --git a/llvm/test/CFrontend/2002-07-16-HardStringInit.c b/llvm/test/CFrontend/2002-07-16-HardStringInit.c
new file mode 100644
index 00000000000..d1d03216ce1
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-16-HardStringInit.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+  char      auto_kibitz_list[100][20] = {
+                                      {"diepx"},
+                                      {"ferret"},
+                                      {"knightc"},
+                                      {"knightcap"}};
+
diff --git a/llvm/test/CFrontend/2002-07-17-StringConstant.c b/llvm/test/CFrontend/2002-07-17-StringConstant.c
new file mode 100644
index 00000000000..8a392033f39
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-17-StringConstant.c
@@ -0,0 +1,4 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+char * foo() { return "\\begin{"; }
diff --git a/llvm/test/CFrontend/2002-07-29-Casts.c b/llvm/test/CFrontend/2002-07-29-Casts.c
new file mode 100644
index 00000000000..6794e80b5e3
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-29-Casts.c
@@ -0,0 +1,86 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+
+int
+main(int argc, char** argv)
+{
+  char     c1;
+  short    s1, ssf1, ssd1;
+  unsigned char  ubs0;
+  signed char   bs0;
+  unsigned char ubc0, uc2;
+  unsigned short us2, usf1, usd1;
+  int ic3, is3, sif1, sid1;
+  unsigned int     uic4, uis4, uif1, uid1;
+  long     slf1, sld1;
+  unsigned long    ulf1, uld1;
+  float    f1;
+  double   d1;
+  
+  /* Test integer to integer conversions */
+  
+  c1 = (char)  (argc >= 2)? atoi(argv[1]) : 0xff64; /* 100 = 'd' */
+  s1 = (short) (argc >= 3)? atoi(argv[2]) : -769;   /* 0xf7ff = -769 */
+  
+  ubc0 = (unsigned char) c1;                      /* 100 = 'd' */
+  ubs0 = (unsigned char) s1;                            /* 0xff = 255 */
+  bs0  = (signed char) s1;                             /* 0xff = -1 */
+  
+  uc2 = (unsigned char) c1;                       /* 100 = 'd' */
+  us2 = (unsigned short) s1;                      /* 0xf7ff = 64767 */
+  
+  ic3 = (int) c1;                                 /* 100 = 'd' */
+  is3 = (int) s1;                                 /* 0xfffff7ff = -769 */
+  
+  uic4 = (unsigned int) c1;                       /*  100 = 'd' */
+  uis4 = (unsigned int) s1;                       /* 0xfffff7ff = 4294966527 */
+  
+  printf("ubc0 = '%c'\n", ubc0);
+  printf("ubs0 = %u\n",   ubs0);
+  printf("bs0  = %d\n",   bs0);
+  printf("c1   = '%c'\n", c1);
+  printf("s1   = %d\n",   s1);
+  printf("uc2  = '%c'\n", uc2);
+  printf("us2  = %u\n",   us2);
+  printf("ic3  = '%c'\n", ic3);
+  printf("is3  = %d\n",   is3);
+  printf("uic4 = '%c'\n", uic4);
+  printf("uis4 = %u\n",   uis4);
+  
+  /* Test floating-point to integer conversions */
+  f1 = (float)  (argc >= 4)? atof(argv[3]) : 1.0;
+  d1 =          (argc >= 5)? atof(argv[4]) : 2.0;
+  
+  usf1 = (unsigned short) f1;
+  usd1 = (unsigned short) d1;
+  uif1 = (unsigned int) f1;
+  uid1 = (unsigned int) d1;
+  ulf1 = (unsigned long) f1;
+  uld1 = (unsigned long) d1;
+  
+  ssf1 = (short) f1;
+  ssd1 = (short) d1;
+  sif1 = (int) f1;
+  sid1 = (int) d1;
+  slf1 = (long) f1;
+  sld1 = (long) d1;
+  
+  printf("usf1 = %u\n", usf1);
+  printf("usd1 = %u\n", usd1);
+  printf("uif1 = %u\n", uif1);
+  printf("uid1 = %u\n", uid1);
+  printf("ulf1 = %u\n", ulf1);
+  printf("uld1 = %u\n", uld1);
+  
+  printf("ssf1 = %d\n", ssf1);
+  printf("ssd1 = %d\n", ssd1);
+  printf("sif1 = %d\n", sif1);
+  printf("sid1 = %d\n", sid1);
+  printf("slf1 = %d\n", slf1);
+  printf("sld1 = %d\n", sld1);
+  
+  return 0;
+}
diff --git a/llvm/test/CFrontend/2002-07-30-SubregSetAssertion.c b/llvm/test/CFrontend/2002-07-30-SubregSetAssertion.c
new file mode 100644
index 00000000000..6d4f9f62058
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-30-SubregSetAssertion.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+union X {
+  void *B;
+};
+
+union X foo() {
+  union X A;
+  A.B = (void*)123;
+  return A;
+}
diff --git a/llvm/test/CFrontend/2002-07-30-UnionTest.c b/llvm/test/CFrontend/2002-07-30-UnionTest.c
new file mode 100644
index 00000000000..b2c481e4079
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-30-UnionTest.c
@@ -0,0 +1,22 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+union X;
+struct Empty {};
+union F {};
+union Q { union Q *X; };
+union X {
+  char C;
+  int A, Z;
+  long long B;
+  void *b1;
+  struct { int A; long long Z; } Q;
+};
+
+union X foo(union X A) {
+  A.C = 123;
+  A.A = 39249;
+  //A.B = (void*)123040123321;
+  A.B = 12301230123123LL;
+  A.Z = 1;
+  return A;
+}
diff --git a/llvm/test/CFrontend/2002-07-30-VarArgsCallFailure.c b/llvm/test/CFrontend/2002-07-30-VarArgsCallFailure.c
new file mode 100644
index 00000000000..b37a462220b
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-30-VarArgsCallFailure.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int tcount;
+void test(char *, const char*, int);
+void foo() {
+  char Buf[10];
+  test(Buf, "n%%%d", tcount++);
+}
diff --git a/llvm/test/CFrontend/2002-07-31-BadAssert.c b/llvm/test/CFrontend/2002-07-31-BadAssert.c
new file mode 100644
index 00000000000..5801d03a099
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-31-BadAssert.c
@@ -0,0 +1,16 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct
+{
+        unsigned char type;        /* Indicates, NORMAL, SUBNORMAL, etc. */
+} InternalFPF;
+
+
+static void SetInternalFPFZero(InternalFPF *dest) {
+  dest->type=0;
+}
+
+void denormalize(InternalFPF *ptr) {
+   SetInternalFPFZero(ptr);
+}
+
diff --git a/llvm/test/CFrontend/2002-07-31-SubregFailure.c b/llvm/test/CFrontend/2002-07-31-SubregFailure.c
new file mode 100644
index 00000000000..15573f9128a
--- /dev/null
+++ b/llvm/test/CFrontend/2002-07-31-SubregFailure.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef union {
+   long (*ap)[4];
+} ptrs;
+
+void DoAssignIteration() {
+  ptrs abase;
+  abase.ap+=27;
+  Assignment(*abase.ap);
+}
+
+
diff --git a/llvm/test/CFrontend/2002-08-02-UnionTest.c b/llvm/test/CFrontend/2002-08-02-UnionTest.c
new file mode 100644
index 00000000000..bc44e461dec
--- /dev/null
+++ b/llvm/test/CFrontend/2002-08-02-UnionTest.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* In this testcase, the return value of foo() is being promotedto a register
+ * which breaks stuff
+ */
+#include <stdio.h>
+
+union X { char X; void *B; int a, b, c, d;};
+
+union X foo() {
+  union X Global;
+  Global.B = (void*)123;   /* Interesting part */
+  return Global;
+}
+
+void main() {
+  union X test = foo();
+  printf("0x%p", test.B);
+}
diff --git a/llvm/test/CFrontend/2002-08-19-RecursiveLocals.c b/llvm/test/CFrontend/2002-08-19-RecursiveLocals.c
new file mode 100644
index 00000000000..e5007af7254
--- /dev/null
+++ b/llvm/test/CFrontend/2002-08-19-RecursiveLocals.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* This testcase doesn't actually test a bug, it's just the result of me 
+ * figuring out the syntax for forward declaring a static variable. */
+struct list {
+  int x;
+  struct list *Next;
+};
+
+static struct list B;  /* Forward declare static */
+static struct list A = { 7, &B };
+static struct list B = { 8, &A };
+
+extern struct list D;  /* forward declare normal var */
+
+struct list C = { 7, &D };
+struct list D = { 8, &C };
+
diff --git a/llvm/test/CFrontend/2002-09-08-PointerShifts.c b/llvm/test/CFrontend/2002-09-08-PointerShifts.c
new file mode 100644
index 00000000000..cc7e91a7f9a
--- /dev/null
+++ b/llvm/test/CFrontend/2002-09-08-PointerShifts.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+int foo(int *A, unsigned X) {
+  return A[X];
+}
diff --git a/llvm/test/CFrontend/2002-09-18-UnionProblem.c b/llvm/test/CFrontend/2002-09-18-UnionProblem.c
new file mode 100644
index 00000000000..56ec6cec8ed
--- /dev/null
+++ b/llvm/test/CFrontend/2002-09-18-UnionProblem.c
@@ -0,0 +1,26 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+struct DWstruct {
+  char high, low;
+};
+
+typedef union {
+  struct DWstruct s;
+  short ll;
+} DWunion;
+
+short __udivmodhi4 (char n1, char bm) {
+  DWunion rr;
+
+  if (bm == 0)
+    {
+      rr.s.high = n1;
+    }
+  else
+    {
+      rr.s.high = bm;
+    }
+
+  return rr.ll;
+}
diff --git a/llvm/test/CFrontend/2002-09-19-StarInLabel.c b/llvm/test/CFrontend/2002-09-19-StarInLabel.c
new file mode 100644
index 00000000000..86a2571d57b
--- /dev/null
+++ b/llvm/test/CFrontend/2002-09-19-StarInLabel.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+extern void start() __asm__("start");
+extern void _start() __asm__("_start");
+extern void __start() __asm__("__start");
+void start() {}
+void _start() {}
+void __start() {}
+
diff --git a/llvm/test/CFrontend/2002-10-12-TooManyArguments.c b/llvm/test/CFrontend/2002-10-12-TooManyArguments.c
new file mode 100644
index 00000000000..206cdd98da0
--- /dev/null
+++ b/llvm/test/CFrontend/2002-10-12-TooManyArguments.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+void foo() {}
+
+void bar() {
+  foo(1, 2, 3);  /* Too many arguments passed */
+}
diff --git a/llvm/test/CFrontend/2002-11-07-Redefinition.c b/llvm/test/CFrontend/2002-11-07-Redefinition.c
new file mode 100644
index 00000000000..2be3c8ff1d9
--- /dev/null
+++ b/llvm/test/CFrontend/2002-11-07-Redefinition.c
@@ -0,0 +1,60 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* Provide Declarations */
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#ifndef __cplusplus
+typedef unsigned char bool;
+#endif
+
+
+/* Support for floating point constants */
+typedef unsigned long long ConstantDoubleTy;
+typedef unsigned int        ConstantFloatTy;
+
+
+/* Global Declarations */
+
+/* External Global Variable Declarations */
+
+/* Function Declarations */
+void __main();
+int printf(signed char *, ...);
+void testfunc(short l5_s, float l11_X, signed char l3_C, signed long long l9_LL, int l7_I, double l12_D);
+void main();
+
+/* Malloc to make sun happy */
+extern void * malloc(size_t);
+
+
+
+/* Global Variable Declerations */
+extern signed char l27_d_LC0[26];
+
+
+/* Global Variable Definitions and Initialization */
+static signed char l27_d_LC0[26] = "%d, %f, %d, %lld, %d, %f\n";
+
+
+/* Function Bodies */
+void testfunc(short l5_s, float l11_X, signed char l3_C, signed long long l9_LL, int l7_I, double l12_D) {
+  int l7_reg226;
+
+
+  l7_reg226 = printf((&(l27_d_LC0[0ll])), ((unsigned )l5_s), ((double )l11_X), ((unsigned )l3_C), l9_LL, l7_I, l12_D);
+  return;
+}
+
+void main() {
+
+  const ConstantFloatTy FloatConstant0 = 0x3f9f5c29;    /* 1.245 */
+  const ConstantDoubleTy FloatConstant1 = 0x432ff973cafa8000;    /* 4.5e+15 */
+
+  __main();
+  testfunc(12, (*(float*)&FloatConstant0), 120, 123456677890ll, -10, (*(double*)&FloatConstant1));
+  return;
+}
+
diff --git a/llvm/test/CFrontend/2002-12-15-GlobalBoolTest.c b/llvm/test/CFrontend/2002-12-15-GlobalBoolTest.c
new file mode 100644
index 00000000000..6b27391d9b5
--- /dev/null
+++ b/llvm/test/CFrontend/2002-12-15-GlobalBoolTest.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+_Bool X = 0;
+
diff --git a/llvm/test/CFrontend/2002-12-15-GlobalConstantTest.c b/llvm/test/CFrontend/2002-12-15-GlobalConstantTest.c
new file mode 100644
index 00000000000..a5a679db675
--- /dev/null
+++ b/llvm/test/CFrontend/2002-12-15-GlobalConstantTest.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+const char *W = "foo";
+const int X = 7;
+int Y = 8;
+const char * const Z = "bar";
+
diff --git a/llvm/test/CFrontend/2002-12-15-GlobalRedefinition.c b/llvm/test/CFrontend/2002-12-15-GlobalRedefinition.c
new file mode 100644
index 00000000000..39632a15066
--- /dev/null
+++ b/llvm/test/CFrontend/2002-12-15-GlobalRedefinition.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+extern char algbrfile[9];
+char algbrfile[9] = "abcdefgh";
+
diff --git a/llvm/test/CFrontend/2002-12-15-StructParameters.c b/llvm/test/CFrontend/2002-12-15-StructParameters.c
new file mode 100644
index 00000000000..c85dab1cd1e
--- /dev/null
+++ b/llvm/test/CFrontend/2002-12-15-StructParameters.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct
+{
+  void *stack;
+  unsigned size;
+  unsigned avail;
+} compile_stack_type;
+
+void foo(void*);
+void bar(compile_stack_type T, unsigned);
+
+void test() {
+  compile_stack_type CST;
+  foo(&CST);
+
+  bar(CST, 12);
+}
diff --git a/llvm/test/CFrontend/2003-01-30-UnionInit.c b/llvm/test/CFrontend/2003-01-30-UnionInit.c
new file mode 100644
index 00000000000..b33ae0214a6
--- /dev/null
+++ b/llvm/test/CFrontend/2003-01-30-UnionInit.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o /dev/null
+// XFAIL: llvmgcc3
+
+union foo {
+  struct { char A, B; } X;
+  int C;
+};
+
+union foo V = { {1, 2} };
diff --git a/llvm/test/CFrontend/2003-02-12-NonlocalGoto.c b/llvm/test/CFrontend/2003-02-12-NonlocalGoto.c
new file mode 100644
index 00000000000..81d97e06b5f
--- /dev/null
+++ b/llvm/test/CFrontend/2003-02-12-NonlocalGoto.c
@@ -0,0 +1,26 @@
+// RUN: %llvmgcc -S %s -o /dev/null
+
+// XFAIL: *
+/* It is unlikely that LLVM will ever support nested functions, but if it does,
+   here is a testcase. */
+
+main()
+{
+  __label__ l;
+
+  void*x()
+  {
+    goto l;
+  }
+
+  x();
+  abort();
+  return;
+l:
+  exit(0);
+}
+
+
+
+
+
diff --git a/llvm/test/CFrontend/2003-03-03-DeferredType.c b/llvm/test/CFrontend/2003-03-03-DeferredType.c
new file mode 100644
index 00000000000..fa51991b305
--- /dev/null
+++ b/llvm/test/CFrontend/2003-03-03-DeferredType.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+
+
+struct foo A;
+
+struct foo {
+  int x;
+double D;
+};
+
diff --git a/llvm/test/CFrontend/2003-06-22-UnionCrash.c b/llvm/test/CFrontend/2003-06-22-UnionCrash.c
new file mode 100644
index 00000000000..dab0716ae63
--- /dev/null
+++ b/llvm/test/CFrontend/2003-06-22-UnionCrash.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct Blend_Map_Entry {
+  union {
+   float Colour[5];
+   double Point_Slope[2];
+  } Vals;
+};
+
+void test(struct Blend_Map_Entry* Foo)
+{
+}
+
diff --git a/llvm/test/CFrontend/2003-06-23-GCC-fold-infinite-recursion.c b/llvm/test/CFrontend/2003-06-23-GCC-fold-infinite-recursion.c
new file mode 100644
index 00000000000..ba66276683b
--- /dev/null
+++ b/llvm/test/CFrontend/2003-06-23-GCC-fold-infinite-recursion.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+double Test(double A, double B, double C, double D) {
+  return -(A-B) - (C-D);
+}
+
diff --git a/llvm/test/CFrontend/2003-06-26-CFECrash.c b/llvm/test/CFrontend/2003-06-26-CFECrash.c
new file mode 100644
index 00000000000..bb6977f4838
--- /dev/null
+++ b/llvm/test/CFrontend/2003-06-26-CFECrash.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct min_info {
+  long offset;
+  unsigned file_attr;
+} min_info;
+
+typedef struct Globals {
+  char answerbuf;
+  min_info info[1];
+  min_info *pInfo;
+} Uz_Globs;
+
+extern Uz_Globs G;
+
+int extract_or_test_files() {  
+  G.pInfo = G.info;
+}
+
diff --git a/llvm/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c b/llvm/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c
new file mode 100644
index 00000000000..b7bc8033067
--- /dev/null
+++ b/llvm/test/CFrontend/2003-06-29-MultipleFunctionDefinition.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+/* This is apparently legal C.  
+ */
+extern __inline__ void test() { }
+
+void test() {
+}
diff --git a/llvm/test/CFrontend/2003-07-22-ArrayAccessTypeSafety.c.tr b/llvm/test/CFrontend/2003-07-22-ArrayAccessTypeSafety.c.tr
new file mode 100644
index 00000000000..705b2590a6b
--- /dev/null
+++ b/llvm/test/CFrontend/2003-07-22-ArrayAccessTypeSafety.c.tr
@@ -0,0 +1,7 @@
+/* RUN: %llvmgcc -xc %s -c -o - | dis | not grep cast
+ */
+
+void test(int* array, long long N) {
+    array[N] = N[array] = 33;
+}
+
diff --git a/llvm/test/CFrontend/2003-08-06-BuiltinSetjmpLongjmp.c.tr b/llvm/test/CFrontend/2003-08-06-BuiltinSetjmpLongjmp.c.tr
new file mode 100644
index 00000000000..4bdbf988bdc
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-06-BuiltinSetjmpLongjmp.c.tr
@@ -0,0 +1,14 @@
+/* RUN: %llvmgcc -xc %s -c -o - | dis | not grep __builtin_
+ *
+ * __builtin_longjmp/setjmp should get transformed into llvm.setjmp/longjmp 
+ * just like explicit setjmp/longjmp calls are.
+ */
+
+void jumpaway(int *ptr) {
+  __builtin_longjmp(ptr,1);
+}
+    
+int main(void) {
+  __builtin_setjmp(0);
+  jumpaway(0);
+}
diff --git a/llvm/test/CFrontend/2003-08-17-DeadCodeShortCircuit.c.tr b/llvm/test/CFrontend/2003-08-17-DeadCodeShortCircuit.c.tr
new file mode 100644
index 00000000000..0027da6c488
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-17-DeadCodeShortCircuit.c.tr
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -xc %s -c
+
+int test(_Bool pos, _Bool color) {
+  return 0;
+  return (pos && color);
+}
+
diff --git a/llvm/test/CFrontend/2003-08-18-SigSetJmp.c b/llvm/test/CFrontend/2003-08-18-SigSetJmp.c
new file mode 100644
index 00000000000..b7f4553f41d
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-18-SigSetJmp.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+#include <setjmp.h>
+
+sigjmp_buf B;
+int foo() {
+  sigsetjmp(B, 1);
+  bar();
+}
diff --git a/llvm/test/CFrontend/2003-08-18-StructAsValue.c b/llvm/test/CFrontend/2003-08-18-StructAsValue.c
new file mode 100644
index 00000000000..649eadc4e45
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-18-StructAsValue.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef struct {
+  int op;
+} event_t;
+
+event_t test(int X) {
+  event_t foo = { 1 }, bar = { 2 };
+  return X ? foo : bar;
+}
diff --git a/llvm/test/CFrontend/2003-08-20-BadBitfieldRef.c b/llvm/test/CFrontend/2003-08-20-BadBitfieldRef.c
new file mode 100644
index 00000000000..58cf1bc334c
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-20-BadBitfieldRef.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void foo()
+{
+  char *ap;
+  ap[1] == '-' && ap[2] == 0;
+}
+
diff --git a/llvm/test/CFrontend/2003-08-20-PrototypeMismatch.c b/llvm/test/CFrontend/2003-08-20-PrototypeMismatch.c
new file mode 100644
index 00000000000..8358a2f6fd0
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-20-PrototypeMismatch.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+
+static int foo(int);
+
+static int foo(C)
+char C;
+{
+  return C;
+}
+
+void test() {
+  foo(7);
+}
diff --git a/llvm/test/CFrontend/2003-08-20-vfork-bug.c b/llvm/test/CFrontend/2003-08-20-vfork-bug.c
new file mode 100644
index 00000000000..575bfd6c194
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-20-vfork-bug.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+extern int vfork(void);
+test() {
+  vfork();
+}
diff --git a/llvm/test/CFrontend/2003-08-21-BinOp-Type-Mismatch.c b/llvm/test/CFrontend/2003-08-21-BinOp-Type-Mismatch.c
new file mode 100644
index 00000000000..8829652cb15
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-21-BinOp-Type-Mismatch.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct bar;
+
+void foo()
+{
+  unsigned int frame, focus;
+  (struct bar *) focus == (focus ? ((struct bar *) frame) : 0);
+}
+
diff --git a/llvm/test/CFrontend/2003-08-21-StmtExpr.c b/llvm/test/CFrontend/2003-08-21-StmtExpr.c
new file mode 100644
index 00000000000..878ed473487
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-21-StmtExpr.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef struct {
+  unsigned long val;
+} structty;
+
+void bar(structty new_mask);
+static void foo() {
+  bar(({ structty mask; mask; }));
+}
+
diff --git a/llvm/test/CFrontend/2003-08-21-WideString.c b/llvm/test/CFrontend/2003-08-21-WideString.c
new file mode 100644
index 00000000000..0a833dcac54
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-21-WideString.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct {
+  int *name;
+} syms = { L"NUL" };
diff --git a/llvm/test/CFrontend/2003-08-23-LocalUnionTest.c b/llvm/test/CFrontend/2003-08-23-LocalUnionTest.c
new file mode 100644
index 00000000000..dc27802623a
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-23-LocalUnionTest.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+
+union foo { int X; };
+
+int test(union foo* F) {
+  {
+    union foo { float X; } A;
+  }
+}
diff --git a/llvm/test/CFrontend/2003-08-29-BitFieldStruct.c b/llvm/test/CFrontend/2003-08-29-BitFieldStruct.c
new file mode 100644
index 00000000000..8c303e8f2e0
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-29-BitFieldStruct.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct Word {
+  short bar;
+  short baz;
+  int final:1;
+  short quux;
+} *word_limit;
+
+void foo ()
+{
+  word_limit->final = (word_limit->final && word_limit->final);
+}
diff --git a/llvm/test/CFrontend/2003-08-29-HugeCharConst.c b/llvm/test/CFrontend/2003-08-29-HugeCharConst.c
new file mode 100644
index 00000000000..a997994e91c
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-29-HugeCharConst.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void foo() {
+  unsigned char int_latin1[] = "f\200\372b\200\343\200\340";
+}
diff --git a/llvm/test/CFrontend/2003-08-29-StructLayoutBug.c b/llvm/test/CFrontend/2003-08-29-StructLayoutBug.c
new file mode 100644
index 00000000000..a5f6fb106ff
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-29-StructLayoutBug.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct foo {
+  unsigned int I:1;
+  unsigned char J[1];
+  unsigned int K:1;
+ };
+
+void test(struct foo *X) {}
+
diff --git a/llvm/test/CFrontend/2003-08-30-AggregateInitializer.c b/llvm/test/CFrontend/2003-08-30-AggregateInitializer.c
new file mode 100644
index 00000000000..f5d5ca9d5e5
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-30-AggregateInitializer.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o /dev/null
+
+// XFAIL: llvmgcc3
+
+struct istruct {
+  unsigned char C;
+};
+
+struct foo {
+  unsigned int I:1;
+  struct istruct J;
+  unsigned char L[1];
+  unsigned int K:1;
+};
+
+struct foo F = { 1, { 7 }, { 123 } , 1 };
+
+
diff --git a/llvm/test/CFrontend/2003-08-30-LargeIntegerBitfieldMember.c b/llvm/test/CFrontend/2003-08-30-LargeIntegerBitfieldMember.c
new file mode 100644
index 00000000000..f67aee4c10f
--- /dev/null
+++ b/llvm/test/CFrontend/2003-08-30-LargeIntegerBitfieldMember.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct foo {
+  unsigned int I:1;
+  unsigned char J[1][123];
+  unsigned int K:1;
+ };
+
+struct foo F;
diff --git a/llvm/test/CFrontend/2003-09-18-BitfieldTests.c b/llvm/test/CFrontend/2003-09-18-BitfieldTests.c
new file mode 100644
index 00000000000..3a7879bfb5c
--- /dev/null
+++ b/llvm/test/CFrontend/2003-09-18-BitfieldTests.c
@@ -0,0 +1,30 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+typedef struct BF {
+  int A : 1;
+  char B;
+  int C : 13;
+} BF;
+
+char *test1(BF *b) {
+  return &b->B;        // Must be able to address non-bitfield
+}
+
+void test2(BF *b) {    // Increment and decrement operators
+  b->A++;
+  --b->C;
+}
+
+void test3(BF *b) {
+   b->C = 12345;        // Store
+}
+
+int test4(BF *b) {
+  return b->C;         // Load
+}
+
+void test5(BF *b, int i) { // array ref
+  b[i].C = 12345;
+}
+
diff --git a/llvm/test/CFrontend/2003-09-30-StructLayout.c b/llvm/test/CFrontend/2003-09-30-StructLayout.c
new file mode 100644
index 00000000000..3a4016606ec
--- /dev/null
+++ b/llvm/test/CFrontend/2003-09-30-StructLayout.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+enum En {
+  ENUM_VAL
+};
+
+struct St {
+  unsigned char A;
+  enum En B;
+  unsigned char C;
+  enum En D;
+  float E;
+};
+
+
+void func(struct St* A) {
+  A->D = ENUM_VAL;
+}
diff --git a/llvm/test/CFrontend/2003-10-02-UnionLValueError.c b/llvm/test/CFrontend/2003-10-02-UnionLValueError.c
new file mode 100644
index 00000000000..732f93a7731
--- /dev/null
+++ b/llvm/test/CFrontend/2003-10-02-UnionLValueError.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+union U{
+  int i[8];
+  char s[80];
+};
+
+void format_message(char *buffer, union U *u) {
+  sprintf(buffer, u->s);
+}
+
diff --git a/llvm/test/CFrontend/2003-10-06-NegateExprType.c b/llvm/test/CFrontend/2003-10-06-NegateExprType.c
new file mode 100644
index 00000000000..02386031b71
--- /dev/null
+++ b/llvm/test/CFrontend/2003-10-06-NegateExprType.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+extern int A[10];
+void Func(int *B) { 
+  B - &A[5]; 
+}
+
diff --git a/llvm/test/CFrontend/2003-10-09-UnionInitializerBug.c b/llvm/test/CFrontend/2003-10-09-UnionInitializerBug.c
new file mode 100644
index 00000000000..90dbd37f0d6
--- /dev/null
+++ b/llvm/test/CFrontend/2003-10-09-UnionInitializerBug.c
@@ -0,0 +1,17 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct Foo {
+    unsigned a;
+    unsigned b;
+    unsigned c;
+};
+
+struct Bar {
+    union {
+        void **a;
+        struct Foo b;
+    }u;
+};
+
+struct Bar test = {0};
+
diff --git a/llvm/test/CFrontend/2003-10-28-ident.c b/llvm/test/CFrontend/2003-10-28-ident.c
new file mode 100644
index 00000000000..9911dfd1ffe
--- /dev/null
+++ b/llvm/test/CFrontend/2003-10-28-ident.c
@@ -0,0 +1,4 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+#ident "foo"
diff --git a/llvm/test/CFrontend/2003-10-29-AsmRename.c b/llvm/test/CFrontend/2003-10-29-AsmRename.c
new file mode 100644
index 00000000000..5750cedd026
--- /dev/null
+++ b/llvm/test/CFrontend/2003-10-29-AsmRename.c
@@ -0,0 +1,22 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+struct foo { int X; };
+struct bar { int Y; };
+
+extern int Func(struct foo*) __asm__("Func64");
+extern int Func64(struct bar*);
+
+int Func(struct foo *F) {
+  return 1;
+}
+
+int Func64(struct bar* B) {
+  return 0;
+}
+
+
+int test() {
+  Func(0);    /* should be renamed to call Func64 */
+  Func64(0);
+}
diff --git a/llvm/test/CFrontend/2003-11-01-C99-CompoundLiteral.c b/llvm/test/CFrontend/2003-11-01-C99-CompoundLiteral.c
new file mode 100644
index 00000000000..a0aa69858cf
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-01-C99-CompoundLiteral.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct { int foo; } spinlock_t;
+typedef struct wait_queue_head_t { spinlock_t lock; } wait_queue_head_t;
+void call_usermodehelper(void) { 
+  struct wait_queue_head_t work = { lock: (spinlock_t) { 0 }, }; 
+}
+
diff --git a/llvm/test/CFrontend/2003-11-01-EmptyStructCrash.c b/llvm/test/CFrontend/2003-11-01-EmptyStructCrash.c
new file mode 100644
index 00000000000..fb6993bb209
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-01-EmptyStructCrash.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct { } the_coolest_struct_in_the_world;
+extern the_coolest_struct_in_the_world xyzzy;
+void *foo() { return &xyzzy; }
+
diff --git a/llvm/test/CFrontend/2003-11-01-GlobalUnionInit.c b/llvm/test/CFrontend/2003-11-01-GlobalUnionInit.c
new file mode 100644
index 00000000000..be7788d1abb
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-01-GlobalUnionInit.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+union bdflush_param {
+    struct { int x; } b_un;
+    int y[1];
+} bdf_prm = {{30}};
+
diff --git a/llvm/test/CFrontend/2003-11-03-AddrArrayElement.c.tr b/llvm/test/CFrontend/2003-11-03-AddrArrayElement.c.tr
new file mode 100644
index 00000000000..ed3fc1a6cb4
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-03-AddrArrayElement.c.tr
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep getelementptr
+
+// This should be turned into a tasty getelementptr instruction, not a nasty
+// series of casts and address arithmetic.
+
+char Global[100];
+
+char *test1(unsigned i) {
+  return &Global[i];
+}
+
diff --git a/llvm/test/CFrontend/2003-11-04-EmptyStruct.c b/llvm/test/CFrontend/2003-11-04-EmptyStruct.c
new file mode 100644
index 00000000000..c7a01641591
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-04-EmptyStruct.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct { } rwlock_t;
+struct fs_struct { rwlock_t lock; int umask; };
+void __copy_fs_struct(struct fs_struct *fs) { fs->lock = (rwlock_t) { }; }
+
diff --git a/llvm/test/CFrontend/2003-11-04-OutOfMemory.c b/llvm/test/CFrontend/2003-11-04-OutOfMemory.c
new file mode 100644
index 00000000000..6a42e160f27
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-04-OutOfMemory.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void schedule_timeout(signed long timeout)
+{
+ switch (timeout)
+ {
+ case ((long)(~0UL>>1)): break;
+ }
+}
diff --git a/llvm/test/CFrontend/2003-11-08-PointerSubNotGetelementptr.c.tr b/llvm/test/CFrontend/2003-11-08-PointerSubNotGetelementptr.c.tr
new file mode 100644
index 00000000000..443dfbdb37f
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-08-PointerSubNotGetelementptr.c.tr
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep getelementptr
+
+char *test(char* C) {
+  return C-1;   // Should turn into a GEP
+}
+
+int *test2(int* I) {
+  return I-1;
+}
diff --git a/llvm/test/CFrontend/2003-11-12-VoidString.c b/llvm/test/CFrontend/2003-11-12-VoidString.c
new file mode 100644
index 00000000000..db2e84bbbbc
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-12-VoidString.c
@@ -0,0 +1,4 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void query_newnamebuf(void) { ((void)"query_newnamebuf"); }
+
diff --git a/llvm/test/CFrontend/2003-11-13-TypeSafety.c.tr b/llvm/test/CFrontend/2003-11-13-TypeSafety.c.tr
new file mode 100644
index 00000000000..128b767e22d
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-13-TypeSafety.c.tr
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep getelementptr
+
+int *test(int *X, int Y) {
+  return X + Y;
+}
diff --git a/llvm/test/CFrontend/2003-11-16-StaticArrayInit.c b/llvm/test/CFrontend/2003-11-16-StaticArrayInit.c
new file mode 100644
index 00000000000..2b42e38dc9a
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-16-StaticArrayInit.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void bar () {
+ static char x[10];
+ static char *xend = x + 10;
+}
+
+
diff --git a/llvm/test/CFrontend/2003-11-18-CondExprLValue.c b/llvm/test/CFrontend/2003-11-18-CondExprLValue.c
new file mode 100644
index 00000000000..ec000a443d9
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-18-CondExprLValue.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+typedef struct { unsigned long pgprot; } pgprot_t;
+
+void split_large_page(unsigned long addr, pgprot_t prot)
+{
+  (addr ? prot : ((pgprot_t) { 0x001 } )).pgprot;
+}
+
diff --git a/llvm/test/CFrontend/2003-11-19-AddressOfRegister.c.tr b/llvm/test/CFrontend/2003-11-19-AddressOfRegister.c.tr
new file mode 100644
index 00000000000..ae37cbd2511
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-19-AddressOfRegister.c.tr
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -xc %s -S -o /dev/null 2>&1 | not grep 'warning'
+
+struct item {
+  short delta[4];
+};
+
+int TEST(int nt) {
+ register struct item *aa;
+ aa[nt].delta;
+ return 1;
+}
+
diff --git a/llvm/test/CFrontend/2003-11-19-BitFieldArray.c b/llvm/test/CFrontend/2003-11-19-BitFieldArray.c
new file mode 100644
index 00000000000..9d54112e86e
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-19-BitFieldArray.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct _GIOChannel {
+  int write_buf;
+  char partial_write_buf[6];
+  int d :1;
+};
+
+void g_io_channel_init (struct _GIOChannel *channel) {
+  channel->partial_write_buf[0];
+}
+
diff --git a/llvm/test/CFrontend/2003-11-20-Bitfields.c b/llvm/test/CFrontend/2003-11-20-Bitfields.c
new file mode 100644
index 00000000000..c9ea0dc7f1e
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-20-Bitfields.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct face_cachel {
+  unsigned int reverse :1;
+  unsigned char font_specified[1];
+};
+
+void
+ensure_face_cachel_contains_charset (struct face_cachel *cachel) {
+  cachel->font_specified[0] = 0;
+}
+
diff --git a/llvm/test/CFrontend/2003-11-20-ComplexDivision.c b/llvm/test/CFrontend/2003-11-20-ComplexDivision.c
new file mode 100644
index 00000000000..cd548c0313f
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-20-ComplexDivision.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int test() {
+  __complex__ double C;
+  double D;
+  C / D;
+}
diff --git a/llvm/test/CFrontend/2003-11-20-UnionBitfield.c b/llvm/test/CFrontend/2003-11-20-UnionBitfield.c
new file mode 100644
index 00000000000..12e7df5890a
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-20-UnionBitfield.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct printf_spec {
+  unsigned int minus_flag:1;
+  char converter;
+};
+
+void parse_doprnt_spec () {
+  struct printf_spec spec;
+  spec.minus_flag = 1;
+}
+
diff --git a/llvm/test/CFrontend/2003-11-26-PointerShift.c b/llvm/test/CFrontend/2003-11-26-PointerShift.c
new file mode 100644
index 00000000000..079f6903a23
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-26-PointerShift.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+unsigned long do_csum(const unsigned char *buff, int len, unsigned long result) {
+  if (2 & (unsigned long) buff) result += 1;
+  return result;
+}
diff --git a/llvm/test/CFrontend/2003-11-27-ConstructorCast.c b/llvm/test/CFrontend/2003-11-27-ConstructorCast.c
new file mode 100644
index 00000000000..3780e7a4b97
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-27-ConstructorCast.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct i387_soft_struct {
+  long cwd;
+};
+union i387_union {
+  struct i387_soft_struct soft;
+};
+struct thread_struct {
+  union i387_union i387;
+};
+void _init_task_union(void) {
+   struct thread_struct thread = (struct thread_struct) { {{0}} };
+}
diff --git a/llvm/test/CFrontend/2003-11-27-UnionCtorInitialization.c b/llvm/test/CFrontend/2003-11-27-UnionCtorInitialization.c
new file mode 100644
index 00000000000..472b5915853
--- /dev/null
+++ b/llvm/test/CFrontend/2003-11-27-UnionCtorInitialization.c
@@ -0,0 +1,16 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+struct i387_soft_struct {
+ long cwd;
+ long twd;
+ long fip;
+};
+union i387_union {
+ struct i387_soft_struct soft;
+};
+struct thread_struct {
+ union i387_union i387;
+};
+void _init_task_union(void) {
+  struct thread_struct thread = (struct thread_struct) { {{0}} };
+}
diff --git a/llvm/test/CFrontend/2003-12-14-ExternInlineSupport.c.tr b/llvm/test/CFrontend/2003-12-14-ExternInlineSupport.c.tr
new file mode 100644
index 00000000000..fb92ec773c1
--- /dev/null
+++ b/llvm/test/CFrontend/2003-12-14-ExternInlineSupport.c.tr
@@ -0,0 +1,3 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | not grep dead_function
+
+extern __inline__ void dead_function() {}
diff --git a/llvm/test/CFrontend/2004-01-01-UnknownInitSize.c b/llvm/test/CFrontend/2004-01-01-UnknownInitSize.c
new file mode 100644
index 00000000000..f9367bec514
--- /dev/null
+++ b/llvm/test/CFrontend/2004-01-01-UnknownInitSize.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc -S %s -o /dev/null
+// XFAIL: llvmgcc3
+
+/*
+ * This regression test ensures that the C front end can compile initializers
+ * even when it cannot determine the size (as below).
+*/
+struct one
+{
+  int a;
+  int values [];
+};
+
+struct one hobbit = {5, {1, 2, 3}};
+
diff --git a/llvm/test/CFrontend/2004-01-08-ExternInlineRedefine.c b/llvm/test/CFrontend/2004-01-08-ExternInlineRedefine.c
new file mode 100644
index 00000000000..b3907ee9933
--- /dev/null
+++ b/llvm/test/CFrontend/2004-01-08-ExternInlineRedefine.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+extern __inline long int
+__strtol_l (int a)
+{
+  return 0;
+}
+
+long int
+__strtol_l (int a)
+{
+  return 0;
+}
diff --git a/llvm/test/CFrontend/2004-02-12-LargeAggregateCopy.c.tr b/llvm/test/CFrontend/2004-02-12-LargeAggregateCopy.c.tr
new file mode 100644
index 00000000000..b3c9bcf3810
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-12-LargeAggregateCopy.c.tr
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep llvm.memcpy
+
+struct X { int V[10000]; };
+struct X Global1, Global2;
+void test() {
+  Global2 = Global1;
+}
+
diff --git a/llvm/test/CFrontend/2004-02-13-BuiltinFrameReturnAddress.c.tr b/llvm/test/CFrontend/2004-02-13-BuiltinFrameReturnAddress.c.tr
new file mode 100644
index 00000000000..288593c5da0
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-13-BuiltinFrameReturnAddress.c.tr
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep 'llvm.*address' | wc -l | grep 4
+
+void *test1() {
+  return __builtin_return_address(1);
+}
+void *test2() {
+  return __builtin_frame_address(0);
+}
diff --git a/llvm/test/CFrontend/2004-02-13-IllegalVararg.c.tr b/llvm/test/CFrontend/2004-02-13-IllegalVararg.c.tr
new file mode 100644
index 00000000000..1f3eded0cdc
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-13-IllegalVararg.c.tr
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -xc %s -c -o - | llc
+
+#include <stdarg.h>
+
+float test(int X, ...) {
+  va_list ap;
+  float F;
+  va_start(ap, X);
+  F = va_arg(ap, float);
+  return F;
+}
diff --git a/llvm/test/CFrontend/2004-02-13-Memset.c.tr b/llvm/test/CFrontend/2004-02-13-Memset.c.tr
new file mode 100644
index 00000000000..ca0db7a18b2
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-13-Memset.c.tr
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep llvm.memset | wc -l | grep 3
+
+void test(int* X, char *Y) {
+  memset(X, 4, 1000);
+  bzero(Y, 100);
+}
diff --git a/llvm/test/CFrontend/2004-02-13-StringInit.c.tr b/llvm/test/CFrontend/2004-02-13-StringInit.c.tr
new file mode 100644
index 00000000000..0dfe5577008
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-13-StringInit.c.tr
@@ -0,0 +1,8 @@
+// XFAIL: *
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep llvm.memset
+
+char test(int X) {
+  char str[10000] = "abc"; // tail should be memset.
+  return str[X];
+} 
+
diff --git a/llvm/test/CFrontend/2004-02-14-ZeroInitializer.c.tr b/llvm/test/CFrontend/2004-02-14-ZeroInitializer.c.tr
new file mode 100644
index 00000000000..bede9078741
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-14-ZeroInitializer.c.tr
@@ -0,0 +1,4 @@
+// RUN: %llvmgcc -xc %s -S -o - | grep zeroinitializer
+
+int X[1000];
+
diff --git a/llvm/test/CFrontend/2004-02-20-Builtins.c.tr b/llvm/test/CFrontend/2004-02-20-Builtins.c.tr
new file mode 100644
index 00000000000..82b7dc1f34c
--- /dev/null
+++ b/llvm/test/CFrontend/2004-02-20-Builtins.c.tr
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -O3 -xc %s -c -o - | llvm-dis | not grep builtin
+
+void zsqrtxxx(float num) {
+   num = sqrt(num);
+}
+
diff --git a/llvm/test/CFrontend/2004-03-07-ComplexDivEquals.c b/llvm/test/CFrontend/2004-03-07-ComplexDivEquals.c
new file mode 100644
index 00000000000..b1da5805412
--- /dev/null
+++ b/llvm/test/CFrontend/2004-03-07-ComplexDivEquals.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+void test(__complex__ double D, double X) {
+  D /= X;
+}
diff --git a/llvm/test/CFrontend/2004-03-07-ExternalConstant.c.tr b/llvm/test/CFrontend/2004-03-07-ExternalConstant.c.tr
new file mode 100644
index 00000000000..b8e13a35548
--- /dev/null
+++ b/llvm/test/CFrontend/2004-03-07-ExternalConstant.c.tr
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep constant
+
+extern const int a[];   // 'a' should be marked constant even though it's external!
+int foo () {
+  return a[0];
+}
+
diff --git a/llvm/test/CFrontend/2004-03-09-LargeArrayInitializers.c b/llvm/test/CFrontend/2004-03-09-LargeArrayInitializers.c
new file mode 100644
index 00000000000..335c5684870
--- /dev/null
+++ b/llvm/test/CFrontend/2004-03-09-LargeArrayInitializers.c
@@ -0,0 +1,32 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+// Test that these initializers are handled efficiently
+
+int test(int x) {
+  const int XX[1000] = { 0, 0 };
+  const char S [1000] = "foo";
+
+  const int array[] = {
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+     17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 17, 23, 123, 123, 49, 
+   };
+   return array[x];
+} 
diff --git a/llvm/test/CFrontend/2004-03-15-SimpleIndirectGoto.c b/llvm/test/CFrontend/2004-03-15-SimpleIndirectGoto.c
new file mode 100644
index 00000000000..ad7221e96a0
--- /dev/null
+++ b/llvm/test/CFrontend/2004-03-15-SimpleIndirectGoto.c
@@ -0,0 +1,23 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int code[]={0,0,0,0,1};
+void foo(int x) {
+  volatile int b;
+  b = 0xffffffff;
+}
+void bar(int *pc) {
+  static const void *l[] = {&&lab0, &&end};
+
+  foo(0);
+  goto *l[*pc];
+ lab0:
+  foo(0);
+  pc++;
+  goto *l[*pc];
+ end:
+  return;
+}
+int main() {
+  bar(code);
+  return 0;
+}
diff --git a/llvm/test/CFrontend/2004-03-16-AsmRegisterCrash.c b/llvm/test/CFrontend/2004-03-16-AsmRegisterCrash.c
new file mode 100644
index 00000000000..6ad1cd48f3c
--- /dev/null
+++ b/llvm/test/CFrontend/2004-03-16-AsmRegisterCrash.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int foo() {
+  register int X __asm__("ebx");
+  return X;
+}
diff --git a/llvm/test/CFrontend/2004-05-07-VarArrays.c b/llvm/test/CFrontend/2004-05-07-VarArrays.c
new file mode 100644
index 00000000000..20412983e90
--- /dev/null
+++ b/llvm/test/CFrontend/2004-05-07-VarArrays.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+int foo(int len, char arr[][len], int X) {
+  return arr[X][0];
+}
diff --git a/llvm/test/CFrontend/2004-05-21-IncompleteEnum.c b/llvm/test/CFrontend/2004-05-21-IncompleteEnum.c
new file mode 100644
index 00000000000..3636ca74293
--- /dev/null
+++ b/llvm/test/CFrontend/2004-05-21-IncompleteEnum.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+void test(enum foo *X) {
+}
+
diff --git a/llvm/test/CFrontend/2004-06-08-OpaqueStructArg.c b/llvm/test/CFrontend/2004-06-08-OpaqueStructArg.c
new file mode 100644
index 00000000000..ede811c3898
--- /dev/null
+++ b/llvm/test/CFrontend/2004-06-08-OpaqueStructArg.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+   struct fu;
+   void foo(struct fu);
+   void bar() {
+      foo;
+   }
diff --git a/llvm/test/CFrontend/2004-06-17-UnorderedBuiltins.c b/llvm/test/CFrontend/2004-06-17-UnorderedBuiltins.c
new file mode 100644
index 00000000000..5e02e7f325a
--- /dev/null
+++ b/llvm/test/CFrontend/2004-06-17-UnorderedBuiltins.c
@@ -0,0 +1,24 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+_Bool A, B, C, D, E, F, G, H;
+void TestF(float X, float Y) {
+  A = __builtin_isgreater(X, Y);
+  B = __builtin_isgreaterequal(X, Y);
+  C = __builtin_isless(X, Y);
+  D = __builtin_islessequal(X, Y);
+  E = __builtin_islessgreater(X, Y);
+  F = __builtin_isunordered(X, Y);
+  //G = __builtin_isordered(X, Y);    // Our current snapshot of GCC doesn't include this builtin
+  H = __builtin_isunordered(X, Y);
+}
+void TestD(double X, double Y) {
+  A = __builtin_isgreater(X, Y);
+  B = __builtin_isgreaterequal(X, Y);
+  C = __builtin_isless(X, Y);
+  D = __builtin_islessequal(X, Y);
+  E = __builtin_islessgreater(X, Y);
+  F = __builtin_isunordered(X, Y);
+  //G = __builtin_isordered(X, Y);    // Our current snapshot doesn't include this builtin.  FIXME
+  H = __builtin_isunordered(X, Y);
+}
diff --git a/llvm/test/CFrontend/2004-06-17-UnorderedCompares.c.tr b/llvm/test/CFrontend/2004-06-17-UnorderedCompares.c.tr
new file mode 100644
index 00000000000..f91ed6687ce
--- /dev/null
+++ b/llvm/test/CFrontend/2004-06-17-UnorderedCompares.c.tr
@@ -0,0 +1,21 @@
+// RUN: %llvmgcc -xc -std=c99 %s -c -o - | llvm-dis | grep -v llvm.isunordered | not grep call
+
+#include <math.h>
+
+_Bool A, B, C, D, E, F;
+void TestF(float X, float Y) {
+  A = __builtin_isgreater(X, Y);
+  B = __builtin_isgreaterequal(X, Y);
+  C = __builtin_isless(X, Y);
+  D = __builtin_islessequal(X, Y);
+  E = __builtin_islessgreater(X, Y);
+  F = __builtin_isunordered(X, Y);
+}
+void TestD(double X, double Y) {
+  A = __builtin_isgreater(X, Y);
+  B = __builtin_isgreaterequal(X, Y);
+  C = __builtin_isless(X, Y);
+  D = __builtin_islessequal(X, Y);
+  E = __builtin_islessgreater(X, Y);
+  F = __builtin_isunordered(X, Y);
+}
diff --git a/llvm/test/CFrontend/2004-06-18-VariableLengthArrayOfStructures.c b/llvm/test/CFrontend/2004-06-18-VariableLengthArrayOfStructures.c
new file mode 100644
index 00000000000..e474a13b37f
--- /dev/null
+++ b/llvm/test/CFrontend/2004-06-18-VariableLengthArrayOfStructures.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+struct S { };
+
+int xxxx(int a) {
+  struct S comps[a];
+  comps[0];
+}
+
diff --git a/llvm/test/CFrontend/2004-07-06-FunctionCast.c b/llvm/test/CFrontend/2004-07-06-FunctionCast.c
new file mode 100644
index 00000000000..169f7403642
--- /dev/null
+++ b/llvm/test/CFrontend/2004-07-06-FunctionCast.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+static int unused_func(void) {
+  return 1;
+}
+
+int foo(void) {
+  (void)unused_func; /* avoid compiler warning */
+  return 2;
+}
diff --git a/llvm/test/CFrontend/2004-08-06-LargeStructTest.c b/llvm/test/CFrontend/2004-08-06-LargeStructTest.c
new file mode 100644
index 00000000000..b0413b4b0ce
--- /dev/null
+++ b/llvm/test/CFrontend/2004-08-06-LargeStructTest.c
@@ -0,0 +1,19 @@
+// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
+
+
+#define A(X) int X;
+#define B(X) A(X##0) A(X##1) A(X##2) A(X##3) A(X##4) A(X##5) A(X##6) A(X##7) \
+             A(X##8) A(X##9) A(X##A) A(X##B) A(X##C) A(X##D) A(X##E) A(X##F)
+#define C(X) B(X##0) B(X##1) B(X##2) B(X##3) B(X##4) B(X##5) B(X##6) B(X##7) \
+             B(X##8) B(X##9) B(X##A) B(X##B) B(X##C) B(X##D) B(X##E) B(X##F)
+
+struct foo {
+  C(x);   // 256
+  C(y);   // 256
+  C(z);
+};
+
+
+int test(struct foo *F) {
+   return F->xA1 + F->yFF + F->zC4;
+}
diff --git a/llvm/test/CFrontend/2004-11-25-UnnamedBitfieldPadding.c b/llvm/test/CFrontend/2004-11-25-UnnamedBitfieldPadding.c
new file mode 100644
index 00000000000..b3f4a829a9e
--- /dev/null
+++ b/llvm/test/CFrontend/2004-11-25-UnnamedBitfieldPadding.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o /dev/null
+// This is a testcase for PR461
+typedef struct {
+  unsigned min_align: 1;
+  unsigned : 1;
+} addr_diff_vec_flags;
+
+addr_diff_vec_flags X;
diff --git a/llvm/test/CFrontend/2004-11-27-InvalidConstantExpr.c b/llvm/test/CFrontend/2004-11-27-InvalidConstantExpr.c
new file mode 100644
index 00000000000..54468a56450
--- /dev/null
+++ b/llvm/test/CFrontend/2004-11-27-InvalidConstantExpr.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc %s -S -o - | not grep 'foo\* sub'
+// This should not produce a subtrace constantexpr of a pointer
+struct foo {
+  int Y;
+  char X[100];
+} F;
+
+int test(char *Y) {
+   return Y - F.X;
+} 
diff --git a/llvm/test/CFrontend/2004-11-27-StaticFunctionRedeclare.c b/llvm/test/CFrontend/2004-11-27-StaticFunctionRedeclare.c
new file mode 100644
index 00000000000..abc6fbbff67
--- /dev/null
+++ b/llvm/test/CFrontend/2004-11-27-StaticFunctionRedeclare.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc -S 2004-11-27-StaticFunctionRedeclare.c -o - | gccas | llvm-dis | not grep 'declare int.*func'
+
+// There should not be an unresolved reference to func here.  Believe it or not,
+// the "expected result" is a function named 'func' which is internal and 
+// referenced by bar().
+
+// This is PR244
+
+static int func();
+void bar() {
+  int func();
+  foo(func);
+}
+static int func(char** A, char ** B) {}
diff --git a/llvm/test/CFrontend/2004-11-27-VariableSizeInStructure.c b/llvm/test/CFrontend/2004-11-27-VariableSizeInStructure.c
new file mode 100644
index 00000000000..bd63ae3b012
--- /dev/null
+++ b/llvm/test/CFrontend/2004-11-27-VariableSizeInStructure.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc %s -S -o /dev/null
+
+// GCC allows variable sized arrays in structures, crazy!
+
+// This is PR360.
+
+int sub1(int i, char *pi) {
+  typedef int foo[i];
+  struct bar {foo f1; int f2;} *p = (struct bar *) pi;
+  return p->f2;
+}
diff --git a/llvm/test/CFrontend/2005-01-02-ConstantInits.c b/llvm/test/CFrontend/2005-01-02-ConstantInits.c
new file mode 100644
index 00000000000..735278e0f93
--- /dev/null
+++ b/llvm/test/CFrontend/2005-01-02-ConstantInits.c
@@ -0,0 +1,24 @@
+// RUN: %llvmgcc %s -S -o -
+
+// This tests all kinds of hard cases with initializers and
+// array subscripts.  This corresponds to PR487.
+
+struct X { int a[2]; };
+
+int test() {
+  static int i23 = (int) &(((struct X *)0)->a[1]);
+  return i23;
+}
+
+int i = (int) &( ((struct X *)0) -> a[1]);
+
+int Arr[100];
+
+int foo(int i) { return bar(&Arr[49])+bar(&Arr[i]); }
+int foo2(int i) { 
+  static const int *X = &Arr[49];
+   static int i23 = (int) &( ((struct X *)0) -> a[0]);
+  int *P = Arr;
+  ++P;
+  return bar(Arr+i);
+}
diff --git a/llvm/test/CFrontend/2005-01-02-PointerDifference.c.tr b/llvm/test/CFrontend/2005-01-02-PointerDifference.c.tr
new file mode 100644
index 00000000000..a351da2ed8c
--- /dev/null
+++ b/llvm/test/CFrontend/2005-01-02-PointerDifference.c.tr
@@ -0,0 +1,3 @@
+// RUN: %llvmgcc -xc %s -c -o - | llvm-dis | grep -v div
+
+int Diff(int *P, int *Q) { return P-Q; }
diff --git a/llvm/test/CFrontend/2005-01-02-VAArgError-ICE.c b/llvm/test/CFrontend/2005-01-02-VAArgError-ICE.c
new file mode 100644
index 00000000000..26a2da08172
--- /dev/null
+++ b/llvm/test/CFrontend/2005-01-02-VAArgError-ICE.c
@@ -0,0 +1,10 @@
+// This file is erroneous, but should not cause the compiler to ICE.
+// PR481
+// RUN: %llvmgcc %s -S -o /dev/null 2>&1 | not grep 'internal compiler error'
+
+#include <stdarg.h>
+int flags(int a, int b, ...) {
+        va_list         args;
+        va_start(args,a);       // not the last named arg
+        foo(args);
+}
diff --git a/llvm/test/CFrontend/2005-02-20-AggregateSAVEEXPR.c b/llvm/test/CFrontend/2005-02-20-AggregateSAVEEXPR.c
new file mode 100644
index 00000000000..63bb251c3f0
--- /dev/null
+++ b/llvm/test/CFrontend/2005-02-20-AggregateSAVEEXPR.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc %s -o /dev/null -S
+// Note:
+//  We fail this on Sparc because the C library seems to be missing complex.h
+//  and the corresponding C99 complex support.
+//
+//  We could modify the test to use only GCC extensions, but I don't know if
+//  that would change the nature of the test.
+//
+// XFAIL: sparc
+
+#include <complex.h>
+
+int foo(complex float c) {
+    return creal(c);
+}
diff --git a/llvm/test/CFrontend/2005-02-27-MarkGlobalConstant.c b/llvm/test/CFrontend/2005-02-27-MarkGlobalConstant.c
new file mode 100644
index 00000000000..100c79c82bf
--- /dev/null
+++ b/llvm/test/CFrontend/2005-02-27-MarkGlobalConstant.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -xc %s -S -o - | grep 'internal constant '
+
+// The synthetic global made by the CFE for big initializer should be marked
+// constant.
+
+void bar();
+void foo() {
+  char Blah[] = "asdlfkajsdlfkajsd;lfkajds;lfkjasd;flkajsd;lkfja;sdlkfjasd";
+  bar(Blah);
+}
diff --git a/llvm/test/CFrontend/2005-03-05-OffsetOfHack.c b/llvm/test/CFrontend/2005-03-05-OffsetOfHack.c
new file mode 100644
index 00000000000..8df7231df6a
--- /dev/null
+++ b/llvm/test/CFrontend/2005-03-05-OffsetOfHack.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o - 
+
+struct s {
+  unsigned long int field[0];
+};
+
+#define OFFS \
+        (((char *) &((struct s *) 0)->field[0]) - (char *) 0)
+
+int foo[OFFS];
+
+
diff --git a/llvm/test/CFrontend/2005-03-06-OffsetOfStructCrash.c b/llvm/test/CFrontend/2005-03-06-OffsetOfStructCrash.c
new file mode 100644
index 00000000000..91e68628023
--- /dev/null
+++ b/llvm/test/CFrontend/2005-03-06-OffsetOfStructCrash.c
@@ -0,0 +1,14 @@
+// RUN: %llvmgcc %s -S -o -
+
+struct Y {};
+struct XXX {
+  struct  Y F;
+};
+
+void test1() {
+   (int)&((struct XXX*)(((void *)0)))->F;
+}
+
+void test2() {
+   &((struct XXX*)(((void *)0)))->F;
+}
diff --git a/llvm/test/CFrontend/2005-03-11-Prefetch.c b/llvm/test/CFrontend/2005-03-11-Prefetch.c
new file mode 100644
index 00000000000..bf7965304f1
--- /dev/null
+++ b/llvm/test/CFrontend/2005-03-11-Prefetch.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc %s -S -o - | llvm-as | llvm-dis | grep llvm.prefetch
+
+void foo(int *P) {
+  __builtin_prefetch(P);
+  __builtin_prefetch(P, 1);
+}
diff --git a/llvm/test/CFrontend/2005-04-09-ComplexOps.c b/llvm/test/CFrontend/2005-04-09-ComplexOps.c
new file mode 100644
index 00000000000..2962b745534
--- /dev/null
+++ b/llvm/test/CFrontend/2005-04-09-ComplexOps.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc %s -S -o -
+
+#include <math.h>
+#define I 1.0iF
+
+double __complex test(double X) { return ~-(X*I); }
+
+_Bool EQ(double __complex A, double __complex B) { return A == B; }
+_Bool NE(double __complex A, double __complex B) { return A != B; }
diff --git a/llvm/test/CFrontend/2005-05-06-CountBuiltins.c b/llvm/test/CFrontend/2005-05-06-CountBuiltins.c
new file mode 100644
index 00000000000..cfc691a670b
--- /dev/null
+++ b/llvm/test/CFrontend/2005-05-06-CountBuiltins.c
@@ -0,0 +1,17 @@
+// RUN: %llvmgcc %s -S -o - | llvm-as | llvm-dis | not grep 'call.*__builtin'
+
+int G, H, I;
+void foo(int P) {
+  G = __builtin_clz(P);
+  H = __builtin_ctz(P);
+  I = __builtin_popcount(P);
+}
+
+long long g, h, i;
+void fooll(float P) {
+  g = __builtin_clzll(P);
+  g = __builtin_clzll(P);
+  h = __builtin_ctzll(P);
+  i = __builtin_popcountll(P);
+}
+
diff --git a/llvm/test/CFrontend/2005-05-10-GlobalUnionInit.c b/llvm/test/CFrontend/2005-05-10-GlobalUnionInit.c
new file mode 100644
index 00000000000..443064c921d
--- /dev/null
+++ b/llvm/test/CFrontend/2005-05-10-GlobalUnionInit.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc %s -S -o -
+
+union A {                    // { uint }
+  union B { double *C; } D;
+} E = { { (double*)12312 } };
+
diff --git a/llvm/test/CFrontend/2005-06-15-ExpandGotoInternalProblem.c b/llvm/test/CFrontend/2005-06-15-ExpandGotoInternalProblem.c
new file mode 100644
index 00000000000..0b49f52b1f5
--- /dev/null
+++ b/llvm/test/CFrontend/2005-06-15-ExpandGotoInternalProblem.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc -std=c99 %s -S -o - | gccas -o /dev/null
+// PR580
+
+int X, Y;
+int foo() {
+  int i;
+        for (i=0; i<100; i++ )
+        {
+                break;
+                i = ( X || Y ) ;
+        }
+}
+
diff --git a/llvm/test/CFrontend/2005-07-20-SqrtNoErrno.c b/llvm/test/CFrontend/2005-07-20-SqrtNoErrno.c
new file mode 100644
index 00000000000..fd976a67933
--- /dev/null
+++ b/llvm/test/CFrontend/2005-07-20-SqrtNoErrno.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc %s -S -o - -fno-math-errno | gccas | llvm-dis | grep llvm.sqrt
+#include <math.h>
+
+float foo(float X) {
+  // Check that this compiles to llvm.sqrt when errno is ignored.
+  return sqrtf(X);
+}
diff --git a/llvm/test/CFrontend/2005-07-26-UnionInitCrash.c b/llvm/test/CFrontend/2005-07-26-UnionInitCrash.c
new file mode 100644
index 00000000000..563278a9c68
--- /dev/null
+++ b/llvm/test/CFrontend/2005-07-26-UnionInitCrash.c
@@ -0,0 +1,3 @@
+// PR607
+// RUN: %llvmgcc %s -S -o -
+union { char bytes[8]; double alignment; }EQ1 = {0,0,0,0,0,0,0,0};
diff --git a/llvm/test/CFrontend/2005-07-28-IncorrectWeakGlobal.c b/llvm/test/CFrontend/2005-07-28-IncorrectWeakGlobal.c
new file mode 100644
index 00000000000..1a8c409439c
--- /dev/null
+++ b/llvm/test/CFrontend/2005-07-28-IncorrectWeakGlobal.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc %s -S -o - | grep TheGlobal | not grep weak
+
+extern int TheGlobal;
+int foo() { return TheGlobal; }
+int TheGlobal = 1;
diff --git a/llvm/test/CFrontend/2005-09-20-ComplexConstants.c b/llvm/test/CFrontend/2005-09-20-ComplexConstants.c
new file mode 100644
index 00000000000..34dd64a3cb7
--- /dev/null
+++ b/llvm/test/CFrontend/2005-09-20-ComplexConstants.c
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc %s -S -o - && \
+// RUN: %llvmgcc %s -S -o - | llvm-as -o /dev/null -f
+
+const double _Complex x[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; 
+
diff --git a/llvm/test/CFrontend/2005-09-24-AsmUserPrefix.c b/llvm/test/CFrontend/2005-09-24-AsmUserPrefix.c
new file mode 100644
index 00000000000..06600fa84af
--- /dev/null
+++ b/llvm/test/CFrontend/2005-09-24-AsmUserPrefix.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc %s -S -o - | gccas &&
+// RUN: %llvmgcc %s -S -o - | gccas | llc &&
+// RUN: %llvmgcc %s -S -o - | gccas | llc | not grep _foo2
+
+void foo() __asm__("foo2");
+
+void bar() {
+  foo();
+}
diff --git a/llvm/test/CFrontend/2005-09-24-BitFieldCrash.c b/llvm/test/CFrontend/2005-09-24-BitFieldCrash.c
new file mode 100644
index 00000000000..b4c85ffb2d8
--- /dev/null
+++ b/llvm/test/CFrontend/2005-09-24-BitFieldCrash.c
@@ -0,0 +1,33 @@
+// RUN: %llvmgcc %s -S -o - 
+
+struct tree_common {};
+
+struct tree_int_cst {
+ struct tree_common common;
+  struct tree_int_cst_lowhi {
+    unsigned long long low;
+    long long high;
+  } int_cst;
+};
+
+enum XXX { yyy };
+
+struct tree_function_decl {
+  struct tree_common common;
+  long long locus, y;
+  __extension__ enum  XXX built_in_class : 2;
+
+};
+
+
+union tree_node {
+  struct tree_int_cst int_cst;
+  struct tree_function_decl function_decl;
+};
+
+
+void foo (union tree_node * decl) {
+  decl->function_decl.built_in_class != 0;
+}
+
+
diff --git a/llvm/test/CFrontend/2005-10-18-VariableSizedElementCrash.c b/llvm/test/CFrontend/2005-10-18-VariableSizedElementCrash.c
new file mode 100644
index 00000000000..290e7cd4cc9
--- /dev/null
+++ b/llvm/test/CFrontend/2005-10-18-VariableSizedElementCrash.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc %s -S -o -
+// XFAIL: llvmgcc3
+
+int sub1(int i, char *pi) {
+  typedef int foo[i];
+  struct bar {foo f1; int f2:3; int f3:4} *p = (struct bar *) pi;
+  xxx(p->f1);  
+  return p->f3;
+}
+
diff --git a/llvm/test/CFrontend/2005-12-04-AttributeUsed.c b/llvm/test/CFrontend/2005-12-04-AttributeUsed.c
new file mode 100644
index 00000000000..a3da1c3e641
--- /dev/null
+++ b/llvm/test/CFrontend/2005-12-04-AttributeUsed.c
@@ -0,0 +1,7 @@
+// RUN: %llvmgcc %s -S -emit-llvm -o - | llvm-as | llvm-dis | grep llvm.used | grep foo | grep X
+
+int X __attribute__((used));
+int Y;
+
+__attribute__((used)) void foo() {}
+
diff --git a/llvm/test/CFrontend/2005-12-04-DeclarationLineNumbers.c b/llvm/test/CFrontend/2005-12-04-DeclarationLineNumbers.c
new file mode 100644
index 00000000000..ab176c7ee13
--- /dev/null
+++ b/llvm/test/CFrontend/2005-12-04-DeclarationLineNumbers.c
@@ -0,0 +1,23 @@
+// RUN: %llvmgcc %s -S -g -o - | grep 'llvm.dbg.stoppoint.*i32 14'
+// PR664: ensure that line #'s are emitted for declarations
+
+
+short test(short br_data_0,
+short br_data_1,
+short br_data_2,
+short br_data_3,
+short br_data_4,
+short br_data_5,
+short br_data_6,
+short br_data_7) {
+
+short sm07 = br_data_0 + br_data_7;
+short sm16 = br_data_1 + br_data_6;
+short sm25 = br_data_2 + br_data_5;
+short sm34 = br_data_3 + br_data_4;
+short s0734 = sm07 + sm34;
+short s1625 = sm16 + sm25;
+
+return s0734 + s1625;
+}
+
diff --git a/llvm/test/CFrontend/2006-01-13-Includes.c b/llvm/test/CFrontend/2006-01-13-Includes.c
new file mode 100644
index 00000000000..b7fd750c29e
--- /dev/null
+++ b/llvm/test/CFrontend/2006-01-13-Includes.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc %s -g -S -o - | gccas | llvm-dis | grep "test/Regression/CFrontend"
+// PR676
+
+#include <stdio.h>
+
+void test() {
+  printf("Hello World\n");
+}
diff --git a/llvm/test/CFrontend/2006-01-13-StackSave.c b/llvm/test/CFrontend/2006-01-13-StackSave.c
new file mode 100644
index 00000000000..b606c290e0e
--- /dev/null
+++ b/llvm/test/CFrontend/2006-01-13-StackSave.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o - | gccas | llvm-dis | grep llvm.stacksave
+// XFAIL: llvmgcc3
+
+// PR691
+
+void test(int N) {
+  int i;
+  for (i = 0; i < N; ++i) {
+    int VLA[i];
+    external(VLA);
+  }
+}
diff --git a/llvm/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c b/llvm/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
new file mode 100644
index 00000000000..645f40c04b1
--- /dev/null
+++ b/llvm/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | grep 'llvm.ctlz.i32(i32'
+// RUNMEIFWEHADSIGNEDTYPES: %llvmgcc -S %s -o - | not grep 'llvm.ctlz.i32(i32'
+
+unsigned t2(unsigned X) {
+  return __builtin_clz(X);
+}
+int t1(int X) {
+  return __builtin_clz(X);
+}
diff --git a/llvm/test/CFrontend/2006-01-23-FileScopeAsm.c b/llvm/test/CFrontend/2006-01-23-FileScopeAsm.c
new file mode 100644
index 00000000000..7ee4a5160d4
--- /dev/null
+++ b/llvm/test/CFrontend/2006-01-23-FileScopeAsm.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc %s -S -o - | gccas | llvm-dis | grep foo[12345] | wc -l | grep 5
+// XFAIL: llvmgcc3
+
+__asm__ ("foo1");
+__asm__ ("foo2");
+__asm__ ("foo3");
+__asm__ ("foo4");
+__asm__ ("foo5");
diff --git a/llvm/test/CFrontend/2006-03-03-MissingInitializer.c b/llvm/test/CFrontend/2006-03-03-MissingInitializer.c
new file mode 100644
index 00000000000..5a2acb588c0
--- /dev/null
+++ b/llvm/test/CFrontend/2006-03-03-MissingInitializer.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc %s -S -o - | gccas | llvm-dis | grep nate | grep 'global i32 0'
+
+struct X { int *XX; int Y;};
+
+void foo() {
+  static int nate = 0;
+  struct X bob = { &nate, 14 };
+  bar(&bob);
+}
+
diff --git a/llvm/test/CFrontend/2006-03-16-VectorCtor.c b/llvm/test/CFrontend/2006-03-16-VectorCtor.c
new file mode 100644
index 00000000000..0ef4e695563
--- /dev/null
+++ b/llvm/test/CFrontend/2006-03-16-VectorCtor.c
@@ -0,0 +1,12 @@
+// Test that basic generic vector support works
+
+// RUN: %llvmgcc %s -S -o -
+// XFAIL: llvmgcc3
+
+typedef int v4si __attribute__ ((__vector_size__ (16)));
+void test(v4si *P, v4si *Q, float X) {
+  *P = (v4si){ X, X, X, X } * *Q;
+}
+
+v4si G = (v4si){ 0.1, 1.2, 4.2, 17.2 };
+
diff --git a/llvm/test/CFrontend/2006-03-17-KnRMismatch.c b/llvm/test/CFrontend/2006-03-17-KnRMismatch.c
new file mode 100644
index 00000000000..19391122fca
--- /dev/null
+++ b/llvm/test/CFrontend/2006-03-17-KnRMismatch.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc %s -S -o -
+
+void regnode(int op);
+
+void regnode(op)
+char op;
+{
+}
diff --git a/llvm/test/CFrontend/2006-05-01-AppleAlignmentPragma.c b/llvm/test/CFrontend/2006-05-01-AppleAlignmentPragma.c
new file mode 100644
index 00000000000..c9050aa9e4e
--- /dev/null
+++ b/llvm/test/CFrontend/2006-05-01-AppleAlignmentPragma.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o -
+
+#ifdef __APPLE__
+/* test that X is layed out correctly when this pragma is used. */
+#pragma options align=mac68k
+#endif
+
+struct S {
+  unsigned A;
+  unsigned short B;
+} X;
+
diff --git a/llvm/test/CFrontend/2006-05-19-SingleEltReturn.c b/llvm/test/CFrontend/2006-05-19-SingleEltReturn.c
new file mode 100644
index 00000000000..70c94c62052
--- /dev/null
+++ b/llvm/test/CFrontend/2006-05-19-SingleEltReturn.c
@@ -0,0 +1,23 @@
+// Test returning a single element aggregate value containing a double.
+// RUN: %llvmgcc %s -S -o -
+
+struct X {
+  double D;
+};
+
+struct Y { 
+  struct X x; 
+};
+
+struct Y bar();
+
+void foo(struct Y *P) {
+  *P = bar();
+}
+
+struct Y bar() {
+  struct Y a;
+  a.x.D = 0;
+  return a;
+}
+
diff --git a/llvm/test/CFrontend/2006-07-31-PR854.c b/llvm/test/CFrontend/2006-07-31-PR854.c
new file mode 100644
index 00000000000..1aa9a4cd933
--- /dev/null
+++ b/llvm/test/CFrontend/2006-07-31-PR854.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o -
+// PR854
+// XFAIL: llvmgcc3
+  struct kernel_symbol {
+    unsigned long value;
+  };
+  unsigned long loops_per_jiffy = (1<<12);
+  static const char __kstrtab_loops_per_jiffy[]
+__attribute__((section("__ksymtab_strings"))) = "loops_per_jiffy";
+  static const struct kernel_symbol __ksymtab_loops_per_jiffy
+__attribute__((__used__)) __attribute__((section("__ksymtab"))) = { (unsigned
+long)&loops_per_jiffy, __kstrtab_loops_per_jiffy };
diff --git a/llvm/test/CFrontend/2006-09-11-BitfieldRefCrash.c b/llvm/test/CFrontend/2006-09-11-BitfieldRefCrash.c
new file mode 100644
index 00000000000..d06cc3afbf3
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-11-BitfieldRefCrash.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o -
+// PR906
+
+struct state_struct {
+  unsigned long long phys_frame: 50;
+  unsigned valid : 2;
+} s;
+
+int mem_access(struct state_struct *p) {
+  return p->valid;
+}
+
diff --git a/llvm/test/CFrontend/2006-09-18-fwrite-cast-crash.c b/llvm/test/CFrontend/2006-09-18-fwrite-cast-crash.c
new file mode 100644
index 00000000000..8ba20520714
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-18-fwrite-cast-crash.c
@@ -0,0 +1,13 @@
+// RUN: %llvmgcc %s -S -o -
+// PR910
+
+struct l_struct_2E_FILE { char x; };
+unsigned fwrite(signed char *, unsigned , unsigned , signed char *);
+static signed char str301[39];
+static void Usage(signed char *ltmp_611_6) {
+  struct l_struct_2E_FILE *ltmp_6202_16;
+  unsigned ltmp_6203_92;
+  ltmp_6203_92 =  /*tail*/ ((unsigned  (*) (signed char *, unsigned , unsigned ,
+struct l_struct_2E_FILE *))(void*)fwrite)((&(str301[0u])), 38u, 1u, ltmp_6202_16);
+}
+
diff --git a/llvm/test/CFrontend/2006-09-21-IncompleteElementType.c b/llvm/test/CFrontend/2006-09-21-IncompleteElementType.c
new file mode 100644
index 00000000000..1899f363e25
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-21-IncompleteElementType.c
@@ -0,0 +1,3 @@
+// RUN: %llvmgcc %s -S -o /dev/null 2>&1 | not grep 'internal compiler error'
+
+struct A X[(927 - 37) / sizeof(struct A)];
diff --git a/llvm/test/CFrontend/2006-09-25-DebugFilename.c.tr b/llvm/test/CFrontend/2006-09-25-DebugFilename.c.tr
new file mode 100644
index 00000000000..c59e9ad2ce7
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-25-DebugFilename.c.tr
@@ -0,0 +1,5 @@
+// RUN: %llvmgcc -xc %s -S -o /dev/null 2>&1 | grep fluffy | grep '2006-09-25-DebugFilename.c.tr'
+#include "2006-09-25-DebugFilename.h"
+int func1() { return hfunc1(); }
+int func2() { fluffy; return hfunc1(); }
+
diff --git a/llvm/test/CFrontend/2006-09-25-DebugFilename.h b/llvm/test/CFrontend/2006-09-25-DebugFilename.h
new file mode 100644
index 00000000000..9b03666b3c2
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-25-DebugFilename.h
@@ -0,0 +1,6 @@
+extern int exfunc(int a);
+
+static inline int hfunc1()
+{
+  return exfunc(1);
+}
diff --git a/llvm/test/CFrontend/2006-09-28-SimpleAsm.c b/llvm/test/CFrontend/2006-09-28-SimpleAsm.c
new file mode 100644
index 00000000000..7b16712ff24
--- /dev/null
+++ b/llvm/test/CFrontend/2006-09-28-SimpleAsm.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o /dev/null &&
+// RUN: %llvmgcc %s -S -o - | grep 'ext: xorl %eax, eax; movl' &&
+// RUN: %llvmgcc %s -S -o - | grep 'nonext: xorl %eax, %eax; mov'
+// XFAIL: llvmgcc3
+// PR924
+
+void bar() {
+   // Extended asm
+   asm volatile ("ext: xorl %%eax, eax; movl eax, fs; movl eax, gs  %%blah %= %% " : : "r"(1));
+   // Non-extended asm.
+   asm volatile ("nonext: xorl %eax, %eax; movl %eax, %fs; movl %eax, %gs  %%blah %= %% ");
+}
diff --git a/llvm/test/CFrontend/2006-10-30-ArrayCrash.c b/llvm/test/CFrontend/2006-10-30-ArrayCrash.c
new file mode 100644
index 00000000000..09464dd3a06
--- /dev/null
+++ b/llvm/test/CFrontend/2006-10-30-ArrayCrash.c
@@ -0,0 +1,17 @@
+// RUN: %llvmgcc -O3 -S -o - %s
+// PR954, PR911
+
+extern void foo();
+
+struct S {
+  short        f1[3];
+  unsigned int f2 : 1;
+};
+
+void bar()
+{
+  struct S *A;
+
+  if (A->f2)
+    foo();
+}
diff --git a/llvm/test/CFrontend/2006-12-14-ordered_expr.c b/llvm/test/CFrontend/2006-12-14-ordered_expr.c
new file mode 100644
index 00000000000..090b989affc
--- /dev/null
+++ b/llvm/test/CFrontend/2006-12-14-ordered_expr.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc -O3 -S %s -o - | grep 'fcmp ord float %X, %Y'
+
+int test2(float X, float Y) {
+  return !__builtin_isunordered(X, Y);
+}
+
diff --git a/llvm/test/CFrontend/2007-01-06-KNR-Proto.c b/llvm/test/CFrontend/2007-01-06-KNR-Proto.c
new file mode 100644
index 00000000000..eb2f25482d9
--- /dev/null
+++ b/llvm/test/CFrontend/2007-01-06-KNR-Proto.c
@@ -0,0 +1,10 @@
+// RUN: %llvmgcc -S -o - -emit-llvm %s
+// PR1083
+
+int svc_register (void (*dispatch) (int));
+
+int svc_register (dispatch)
+     void (*dispatch) ();
+{
+}
+
diff --git a/llvm/test/CFrontend/attribute_constructor.c b/llvm/test/CFrontend/attribute_constructor.c
new file mode 100644
index 00000000000..b2f7c9b19fc
--- /dev/null
+++ b/llvm/test/CFrontend/attribute_constructor.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc %s -c -o - | llvm-dis | grep llvm.global_ctors
+
+void foo() __attribute__((constructor));
+void foo() {
+  bar();
+}
diff --git a/llvm/test/CFrontend/bit-accurate-int.c b/llvm/test/CFrontend/bit-accurate-int.c
new file mode 100644
index 00000000000..a2138bc7d26
--- /dev/null
+++ b/llvm/test/CFrontend/bit-accurate-int.c
@@ -0,0 +1,35 @@
+// RUN: %llvmgcc -S %s -o - /dev/null
+// XFAIL: *
+
+#define ATTR_BITS(N) __attribute__((bitwidth(N))) 
+
+typedef int ATTR_BITS( 4) My04BitInt;
+typedef int ATTR_BITS(16) My16BitInt;
+typedef int ATTR_BITS(17) My17BitInt;
+typedef int ATTR_BITS(37) My37BitInt;
+typedef int ATTR_BITS(65) My65BitInt;
+
+struct MyStruct {
+  My04BitInt i4Field;
+  short ATTR_BITS(12) i12Field;
+  long ATTR_BITS(17) i17Field;
+  My37BitInt i37Field;
+};
+
+My37BitInt doit( short ATTR_BITS(23) num) {
+  My17BitInt i;
+  struct MyStruct strct;
+  int bitsize1 = sizeof(My17BitInt);
+  int __attribute__((bitwidth(9))) j;
+  int bitsize2 = sizeof(j);
+  int result = bitsize1 + bitsize2;
+  strct.i17Field = result;
+  result += sizeof(struct MyStruct);
+  return result;
+}
+
+int
+main ( int argc, char** argv)
+{
+  return (int ATTR_BITS(32)) doit((short ATTR_BITS(23))argc);
+}
diff --git a/llvm/test/CFrontend/cast-to-bool.c b/llvm/test/CFrontend/cast-to-bool.c
new file mode 100644
index 00000000000..e0f48daa731
--- /dev/null
+++ b/llvm/test/CFrontend/cast-to-bool.c
@@ -0,0 +1,16 @@
+// RUN: %llvmgcc -S %s -o - | grep 'trunc.*to bool'
+// RUN: %llvmgcc -S %s -o - | llvm-as | llc -march=x86 | grep 'test.*1'
+int
+main ( int argc, char** argv)
+{
+  int i;
+  int result = 1;
+  for (i = 2; i <= 3; i++)
+    {
+      if ((i & 1) == 0)
+	{
+	    result = result + 17;
+	}
+    }
+  return result;
+}
diff --git a/llvm/test/CFrontend/dg.exp b/llvm/test/CFrontend/dg.exp
new file mode 100644
index 00000000000..142de8a6c8f
--- /dev/null
+++ b/llvm/test/CFrontend/dg.exp
@@ -0,0 +1,3 @@
+load_lib llvm-dg.exp
+
+llvm-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]] $objdir $srcdir $subdir $target_triplet $llvmgcc $llvmgxx $prcontext $llvmgcc_version
diff --git a/llvm/test/CFrontend/extern-weak.c b/llvm/test/CFrontend/extern-weak.c
new file mode 100644
index 00000000000..ce9d77241b3
--- /dev/null
+++ b/llvm/test/CFrontend/extern-weak.c
@@ -0,0 +1,11 @@
+// RUN: %llvmgcc -O3 -S -o - -emit-llvm %s | grep extern_weak &&
+// RUN: %llvmgcc -O3 -S -o - -emit-llvm | llvm-as | llc
+
+#ifndef __linux__
+void foo() __attribute__((weak_import));
+#else
+void foo() __attribute__((weak));
+#endif
+
+void bar() { foo(); }
+
diff --git a/llvm/test/CFrontend/hidden-visibility.c b/llvm/test/CFrontend/hidden-visibility.c
new file mode 100644
index 00000000000..2bfecac2620
--- /dev/null
+++ b/llvm/test/CFrontend/hidden-visibility.c
@@ -0,0 +1,3 @@
+// RUN: %llvmgcc %s -emit-llvm -S -o - | grep 'hidden global'
+
+int X __attribute__ ((__visibility__ ("hidden"))) = 123;