diff options
author | Tim Northover <tnorthover@apple.com> | 2018-04-13 22:25:20 +0000 |
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committer | Tim Northover <tnorthover@apple.com> | 2018-04-13 22:25:20 +0000 |
commit | 83610b8b82775007c6ef2ac61c10510ab3728eaa (patch) | |
tree | 94a066ad0f4e22a32dbd99b7c4fc97c2fc4fdb7d /llvm/lib/Target/X86/X86TargetMachine.cpp | |
parent | 69b897731dbfcfdc778485bcf6a336cb9af2c1b3 (diff) |
MachO: trap unreachable instructions
Debugability is more important than saving 4 bytes to let us to fall
through to nonense.
Diffstat (limited to 'llvm/lib/Target/X86/X86TargetMachine.cpp')
-rw-r--r-- | llvm/lib/Target/X86/X86TargetMachine.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp index 87dadd9966c..2fbf6c3b4ae 100644 --- a/llvm/lib/Target/X86/X86TargetMachine.cpp +++ b/llvm/lib/Target/X86/X86TargetMachine.cpp @@ -224,7 +224,8 @@ X86TargetMachine::X86TargetMachine(const Target &T, const Triple &TT, // The check here for 64-bit windows is a bit icky, but as we're unlikely // to ever want to mix 32 and 64-bit windows code in a single module // this should be fine. - if ((TT.isOSWindows() && TT.getArch() == Triple::x86_64) || TT.isPS4()) + if ((TT.isOSWindows() && TT.getArch() == Triple::x86_64) || TT.isPS4() || + TT.isOSBinFormatMachO()) this->Options.TrapUnreachable = true; initAsmInfo(); |