1 // STL allocators should not have unrelated-cast tests applied 2 // RUN: %clang_cc1 -flto -triple x86_64-unknown-linux -fvisibility=hidden -fsanitize=cfi-unrelated-cast -emit-llvm -o - %s | FileCheck %s 3 4 #include <stddef.h> 5 6 template<class T> 7 class myalloc { 8 public: 9 // CHECK: define{{.*}}allocateE{{.}} 10 // CHECK-NOT: llvm.type.test 11 T *allocate(size_t sz) { 12 return (T*)::operator new(sz); 13 } 14 15 // CHECK: define{{.*}}allocateE{{.}}PKv 16 // CHECK-NOT: llvm.type.test 17 T *allocate(size_t sz, const void *ptr) { 18 return (T*)::operator new(sz); 19 } 20 21 // CHECK: define{{.*}}differentName 22 // CHECK: llvm.type.test 23 T *differentName(size_t sz, const void *ptr) { 24 return (T*)::operator new(sz); 25 } 26 }; 27 28 class C1 { 29 virtual void f() {} 30 }; 31 32 void f1() { 33 myalloc<C1> allocator; 34 (void)allocator.allocate(16); 35 (void)allocator.allocate(16, 0); 36 (void)allocator.differentName(16, 0); 37 } 38