// Make sure that ASan works with SEH in both Clang and MSVC. MSVC uses a // different EH personality depending on the -GS setting, so test both -GS+ and // -GS-. // // RUN: cl -c %s -Fo%t.obj -DCOMPILE_SEH // RUN: %clangxx_asan -o %t.exe %s %t.obj // RUN: %run %t.exe // // RUN: cl -GS- -c %s -Fo%t.obj -DCOMPILE_SEH // RUN: %clangxx_asan -o %t.exe %s %t.obj // RUN: %run %t.exe // // RUN: %clang_cl_asan %s -DCOMPILE_SEH -Fe%t.exe // RUN: %run %t.exe #include <windows.h> #include <assert.h> #include <stdio.h> // Should just "#include <sanitizer/asan_interface.h>" when C++ exceptions are // supported and we don't need to use CL. extern "C" bool __asan_address_is_poisoned(void *p); void ThrowAndCatch(); #if defined(COMPILE_SEH) __declspec(noinline) void Throw() { int local, zero = 0; fprintf(stderr, "Throw: %p\n", &local); local = 5 / zero; } __declspec(noinline) void ThrowAndCatch() { int local; __try { Throw(); } __except(EXCEPTION_EXECUTE_HANDLER) { fprintf(stderr, "__except: %p\n", &local); } } #endif #if defined(__clang__) int main() { char x[32]; fprintf(stderr, "Before: %p poisoned: %d\n", &x, __asan_address_is_poisoned(x + 32)); assert(__asan_address_is_poisoned(x + 32)); ThrowAndCatch(); fprintf(stderr, "After: %p poisoned: %d\n", &x, __asan_address_is_poisoned(x + 32)); // FIXME: Invert this assertion once we fix // https://code.google.com/p/address-sanitizer/issues/detail?id=258 assert(!__asan_address_is_poisoned(x + 32)); } #endif