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Don't allow .seh_handler and .seh_handlerdata directives inside chained

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unwind areas.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131795 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Charles Davis 2011-05-21 17:36:25 +00:00
parent 321fe74b2d
commit 81f3830f2e
1 changed files with 5 additions and 0 deletions
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5
lib/MC/MCStreamer.cpp
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@ -361,6 +361,8 @@ void MCStreamer::EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
bool Except) {
EnsureValidW64UnwindInfo();
MCWin64EHUnwindInfo *CurFrame = CurrentW64UnwindInfo;
if (CurFrame->ChainedParent)
report_fatal_error("Chained unwind areas can't have handlers!");
CurFrame->ExceptionHandler = Sym;
if (!Except && !Unwind)
report_fatal_error("Don't know what kind of handler this is!");
@ -372,6 +374,9 @@ void MCStreamer::EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
void MCStreamer::EmitWin64EHHandlerData() {
EnsureValidW64UnwindInfo();
MCWin64EHUnwindInfo *CurFrame = CurrentW64UnwindInfo;
if (CurFrame->ChainedParent)
report_fatal_error("Chained unwind areas can't have handlers!");
}
void MCStreamer::EmitWin64EHPushReg(unsigned Register) {