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Bugpoint support for miscompilations that result in a crash.

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This change allows bugpoint to pinpoint the "opt" pass and bitcode
segment responsible for a crash caused by miscompilation. At least it
works well for me now, without having to create any custom execution
wrappers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131186 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2011-05-11 16:31:24 +00:00
parent de5d5ded64
commit 7c863eb8cc
6 changed files with 33 additions and 11 deletions
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5
lib/Support/Program.cpp
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@ -28,10 +28,11 @@ Program::ExecuteAndWait(const Path& path,
const Path** redirects,
unsigned secondsToWait,
unsigned memoryLimit,
std::string* ErrMsg) {
std::string* ErrMsg,
const char* SignalPrefix) {
Program prg;
if (prg.Execute(path, args, envp, redirects, memoryLimit, ErrMsg))
return prg.Wait(path, secondsToWait, ErrMsg);
return prg.Wait(path, secondsToWait, ErrMsg, SignalPrefix);
else
return -1;
}