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 | C1 *f1() { |
33 | myalloc<C1> allocator; |
34 | (void)allocator.allocate(16); |
35 | (void)allocator.allocate(16, 0); |
36 | (void)allocator.differentName(16, 0); |
37 | } |
38 | |