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32 lines
1.1 KiB
32 lines
1.1 KiB
4 months ago
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// Test the handle_sigill option.
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//
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// RUN: %clangxx_asan %s -o %t && %env_asan_opts=handle_sigill=0 not --crash %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
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// RUN: %clangxx_asan %s -o %t && %env_asan_opts=handle_sigill=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
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// REQUIRES: x86-target-arch
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#ifdef _WIN32
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#include <windows.h>
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#endif
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int main(int argc, char **argv) {
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#ifdef _WIN32
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// Sometimes on Windows this test generates a WER fault dialog. Suppress that.
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UINT new_flags = SEM_FAILCRITICALERRORS |
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SEM_NOGPFAULTERRORBOX |
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SEM_NOOPENFILEERRORBOX;
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// Preserve existing error mode, as discussed at
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// http://blogs.msdn.com/oldnewthing/archive/2004/07/27/198410.aspx
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UINT existing_flags = SetErrorMode(new_flags);
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SetErrorMode(existing_flags | new_flags);
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#endif
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if (argc)
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__builtin_trap();
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// Unreachable code to avoid confusing the Windows unwinder.
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#ifdef _WIN32
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SetErrorMode(0);
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#endif
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}
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// CHECK0-NOT: ERROR: AddressSanitizer
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// CHECK1: ERROR: AddressSanitizer: {{ILL|illegal-instruction}} on unknown address {{0x0*}}
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