diff options
Diffstat (limited to 'lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp')
| -rw-r--r-- | lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp b/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp index bac748179c..79605427c4 100644 --- a/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp +++ b/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp @@ -450,7 +450,9 @@ protected: switch (Inst.getOperation()) { default: - llvm_unreachable("cannot handle CFI directive for compact unwind!"); + // Any other CFI directives indicate a frame that we aren't prepared + // to represent via compact unwind, so just bail out. + return 0; case MCCFIInstruction::OpDefCfaRegister: { // Defines a frame pointer. E.g. // |