| // RUN: %clang_cc1 -triple x86_64-gnu-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=PLAIN |
| // RUN: %clang_cc1 -triple x86_64-gnu-linux -emit-llvm -o - -fsanitize=address %s | FileCheck %s -check-prefix=ASAN |
| |
| typedef __typeof__(sizeof(0)) size_t; |
| namespace std { |
| struct nothrow_t {}; |
| std::nothrow_t nothrow; |
| } |
| void *operator new[](size_t, const std::nothrow_t &) throw(); |
| void *operator new[](size_t, char *); |
| |
| struct C { |
| int x; |
| ~C(); |
| }; |
| |
| C *CallNew() { |
| return new C[10]; |
| } |
| // PLAIN-LABEL: CallNew |
| // PLAIN-NOT: nosanitize |
| // PLAIN-NOT: __asan_poison_cxx_array_cookie |
| // ASAN-LABEL: CallNew |
| // ASAN: store{{.*}}nosanitize |
| // ASAN-NOT: nosanitize |
| // ASAN: call void @__asan_poison_cxx_array_cookie |
| |
| C *CallNewNoThrow() { |
| return new (std::nothrow) C[10]; |
| } |
| // PLAIN-LABEL: CallNewNoThrow |
| // PLAIN-NOT: nosanitize |
| // PLAIN-NOT: __asan_poison_cxx_array_cookie |
| // ASAN-LABEL: CallNewNoThrow |
| // ASAN: store{{.*}}nosanitize |
| // ASAN-NOT: nosanitize |
| // ASAN: call void @__asan_poison_cxx_array_cookie |
| |
| void CallDelete(C *c) { |
| delete [] c; |
| } |
| |
| // PLAIN-LABEL: CallDelete |
| // PLAIN-NOT: nosanitize |
| // ASAN-LABEL: CallDelete |
| // ASAN-NOT: nosanitize |
| // ASAN: call i64 @__asan_load_cxx_array_cookie |
| // ASAN-NOT: nosanitize |
| |
| char Buffer[20]; |
| C *CallPlacementNew() { |
| return new (Buffer) C[20]; |
| } |
| // ASAN-LABEL: CallPlacementNew |
| // ASAN-NOT: __asan_poison_cxx_array_cookie |