a new testcase

llvm-svn: 41614

1 files changed, 23 insertions, 0 deletions

diff --git a/clang/test/Sema/offsetof.c b/clang/test/Sema/offsetof.c
new file mode 100644
index 00000000000..5848ba40833
--- /dev/null
+++ b/clang/test/Sema/offsetof.c
@@ -0,0 +1,23 @@
+// RUN: clang -parse-ast-check %s
+
+#define offsetof(TYPE, MEMBER) __builtin_offsetof (TYPE, MEMBER)
+
+typedef struct P { int i; float f; } PT;
+struct external_sun3_core
+{
+ unsigned c_regs; 
+
+  PT  X[100];
+  
+};
+
+void swap()
+{
+  int x;
+  x = offsetof(struct external_sun3_core, c_regs);
+  x = __builtin_offsetof(struct external_sun3_core, X[42].f);
+  
+  x = __builtin_offsetof(struct external_sun3_core, X[42].f2);  // expected-error {{no member named 'f2'}}
+  x = __builtin_offsetof(int, X[42].f2);  // expected-error {{offsetof requires struct}}
+}    
+