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Provide a portability macro for __builtin_trap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162300 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -187,4 +187,13 @@
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# define LLVM_BUILTIN_UNREACHABLE __builtin_unreachable()
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# define LLVM_BUILTIN_UNREACHABLE __builtin_unreachable()
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#endif
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#endif
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// LLVM_BUILTIN_TRAP - On compilers which support it, expands to an expression
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// which causes the program to exit abnormally.
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#if defined(__clang__) || (__GNUC__ > 4) \
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|| (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)
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# define LLVM_BUILTIN_TRAP __builtin_trap()
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#else
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# define LLVM_BUILTIN_TRAP *(volatile int*)0x11 = 0
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#endif
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#endif
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#endif
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