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