| // RUN: %clangxx_asan -std=c++1z -faligned-allocation -fsanitize-recover=address -O0 %s -o %t |
| // RUN: %env_asan_opts=new_delete_type_mismatch=1:halt_on_error=false:detect_leaks=false %run %t 2>&1 | FileCheck %s |
| // RUN: %env_asan_opts=new_delete_type_mismatch=0 %run %t |
| |
| // RUN: %clangxx_asan -std=c++1z -faligned-allocation -fsized-deallocation -fsanitize-recover=address -O0 %s -o %t |
| // RUN: %env_asan_opts=new_delete_type_mismatch=1:halt_on_error=false:detect_leaks=false %run %t 2>&1 | FileCheck %s |
| // RUN: %env_asan_opts=new_delete_type_mismatch=0 %run %t |
| |
| #include <stdio.h> |
| |
| // Define all new/delete to do not depend on the version provided by the |
| // platform. The implementation is provided by ASan anyway. |
| |
| namespace std { |
| struct nothrow_t {}; |
| static const nothrow_t nothrow; |
| enum class align_val_t : size_t {}; |
| } // namespace std |
| |
| void *operator new(size_t); |
| void *operator new[](size_t); |
| void *operator new(size_t, std::nothrow_t const&); |
| void *operator new[](size_t, std::nothrow_t const&); |
| void *operator new(size_t, std::align_val_t); |
| void *operator new[](size_t, std::align_val_t); |
| void *operator new(size_t, std::align_val_t, std::nothrow_t const&); |
| void *operator new[](size_t, std::align_val_t, std::nothrow_t const&); |
| |
| void operator delete(void*) throw(); |
| void operator delete[](void*) throw(); |
| void operator delete(void*, std::nothrow_t const&); |
| void operator delete[](void*, std::nothrow_t const&); |
| void operator delete(void*, size_t) throw(); |
| void operator delete[](void*, size_t) throw(); |
| void operator delete(void*, std::align_val_t) throw(); |
| void operator delete[](void*, std::align_val_t) throw(); |
| void operator delete(void*, std::align_val_t, std::nothrow_t const&); |
| void operator delete[](void*, std::align_val_t, std::nothrow_t const&); |
| void operator delete(void*, size_t, std::align_val_t) throw(); |
| void operator delete[](void*, size_t, std::align_val_t) throw(); |
| |
| |
| template<typename T> |
| inline T* break_optimization(T *arg) { |
| __asm__ __volatile__("" : : "r" (arg) : "memory"); |
| return arg; |
| } |
| |
| |
| struct S12 { int a, b, c; }; |
| struct alignas(128) S12_128 { int a, b, c; }; |
| struct alignas(256) S12_256 { int a, b, c; }; |
| struct alignas(512) S1024_512 { char a[1024]; }; |
| struct alignas(1024) S1024_1024 { char a[1024]; }; |
| |
| |
| int main(int argc, char **argv) { |
| // Check the mismatched calls only, all the valid cases are verified in |
| // test/sanitizer_common/TestCases/Linux/new_delete_test.cc. |
| |
| operator delete(break_optimization(new S12_128), std::nothrow); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 128 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| operator delete(break_optimization(new S12_128), sizeof(S12_128)); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 128 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| operator delete[](break_optimization(new S12_128[100]), std::nothrow); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 128 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| operator delete[](break_optimization(new S12_128[100]), sizeof(S12_128[100])); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 128 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| // Various mismatched alignments. |
| |
| delete break_optimization(reinterpret_cast<S12*>(new S12_256)); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 256 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| delete break_optimization(reinterpret_cast<S12_256*>(new S12)); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: default-aligned; |
| // CHECK: alignment of the deallocated type: 256 bytes. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| delete break_optimization(reinterpret_cast<S12_128*>(new S12_256)); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 256 bytes; |
| // CHECK: alignment of the deallocated type: 128 bytes. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| delete [] break_optimization(reinterpret_cast<S12*>(new S12_256[100])); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 256 bytes; |
| // CHECK: alignment of the deallocated type: default-aligned. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| delete [] break_optimization(reinterpret_cast<S12_256*>(new S12[100])); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: default-aligned; |
| // CHECK: alignment of the deallocated type: 256 bytes. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| delete [] break_optimization(reinterpret_cast<S12_128*>(new S12_256[100])); |
| // CHECK: AddressSanitizer: new-delete-type-mismatch |
| // CHECK: object passed to delete has wrong type: |
| // CHECK: alignment of the allocated type: 256 bytes; |
| // CHECK: alignment of the deallocated type: 128 bytes. |
| // CHECK: SUMMARY: AddressSanitizer: new-delete-type-mismatch |
| |
| // Push ASan limits, the current limitation is that it cannot differentiate |
| // alignments above 512 bytes. |
| fprintf(stderr, "Checking alignments >= 512 bytes\n"); |
| delete break_optimization(reinterpret_cast<S1024_512*>(new S1024_1024)); |
| fprintf(stderr, "Done\n"); |
| // CHECK: Checking alignments >= 512 bytes |
| // CHECK-NEXT: Done |
| } |