Revert "Add support for attribute 'noescape'."

This reverts commit r313722.

It looks like compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc cannot be
compiled because some of the functions declared in the file do not match
the ones in the SDK headers (which are annotated with 'noescape').

llvm-svn: 313725

1 files changed, 0 insertions, 67 deletions

diff --git a/clang/test/CodeGenCXX/noescape.cpp b/clang/test/CodeGenCXX/noescape.cpp
deleted file mode 100644
index e8abd41f547..00000000000
--- a/clang/test/CodeGenCXX/noescape.cpp
+++ /dev/null
@@ -1,67 +0,0 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm -o - %s | FileCheck %s
-
-struct S {
-  int a[4];
-  S(int *, int * __attribute__((noescape)));
-  S &operator=(int * __attribute__((noescape)));
-  void m0(int *, int * __attribute__((noescape)));
-  virtual void vm1(int *, int * __attribute__((noescape)));
-};
-
-// CHECK: define void @_ZN1SC2EPiS0_(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture)
-// CHECK: define void @_ZN1SC1EPiS0_(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture) {{.*}} {
-// CHECK: call void @_ZN1SC2EPiS0_(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture {{.*}})
-
-S::S(int *, int * __attribute__((noescape))) {}
-
-// CHECK: define {{.*}} %struct.S* @_ZN1SaSEPi(%struct.S* {{.*}}, {{.*}} nocapture)
-S &S::operator=(int * __attribute__((noescape))) { return *this; }
-
-// CHECK: define void @_ZN1S2m0EPiS0_(%struct.S* {{.*}}, {{.*}} nocapture)
-void S::m0(int *, int * __attribute__((noescape))) {}
-
-// CHECK: define void @_ZN1S3vm1EPiS0_(%struct.S* {{.*}}, {{.*}} nocapture)
-void S::vm1(int *, int * __attribute__((noescape))) {}
-
-// CHECK-LABEL: define void @_Z5test0P1SPiS1_(
-// CHECK: call void @_ZN1SC1EPiS0_(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture {{.*}})
-// CHECK: call {{.*}} %struct.S* @_ZN1SaSEPi(%struct.S* {{.*}}, {{.*}} nocapture {{.*}})
-// CHECK: call void @_ZN1S2m0EPiS0_(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture {{.*}})
-// CHECK: call void {{.*}}(%struct.S* {{.*}}, {{.*}}, {{.*}} nocapture {{.*}})
-void test0(S *s, int *p0, int *p1) {
-  S t(p0, p1);
-  t = p1;
-  s->m0(p0, p1);
-  s->vm1(p0, p1);
-}
-
-namespace std {
-  typedef decltype(sizeof(0)) size_t;
-}
-
-// CHECK: define {{.*}} @_ZnwmPv({{.*}}, {{.*}} nocapture {{.*}})
-void *operator new(std::size_t, void * __attribute__((noescape)) p) {
-  return p;
-}
-
-// CHECK-LABEL: define i8* @_Z5test1Pv(
-// CHECK : %call = call {{.*}} @_ZnwmPv({{.*}}, {{.*}} nocapture {{.*}})
-void *test1(void *p0) {
-  return ::operator new(16, p0);
-}
-
-// CHECK-LABEL: define void @_Z5test2PiS_(
-// CHECK: call void @"_ZZ5test2PiS_ENK3$_0clES_S_"({{.*}}, {{.*}}, {{.*}} nocapture {{.*}})
-// CHECK: define internal void @"_ZZ5test2PiS_ENK3$_0clES_S_"({{.*}}, {{.*}}, {{.*}} nocapture)
-void test2(int *p0, int *p1) {
-  auto t = [](int *, int * __attribute__((noescape))){};
-  t(p0, p1);
-}
-
-// CHECK-LABEL: define void @_Z5test3PFvU8noescapePiES_(
-// CHECK: call void {{.*}}(i32* nocapture {{.*}})
-typedef void (*NoEscapeFunc)(__attribute__((noescape)) int *);
-
-void test3(NoEscapeFunc f, int *p) {
-  f(p);
-}