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