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[asan] two minor fixes: use UnreachableInst after the neverreturn function call; use report_fatal_error when blacklist file can not be found 

llvm-svn: 145611
This commit is contained in:
Kostya Serebryany 2011-12-01 18:54:53 +00:00
parent 6aec31a5cf
commit d594bac68b
1 changed files with 3 additions and 2 deletions
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5
llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
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@ -434,6 +434,7 @@ void AddressSanitizer::instrumentAddress(Instruction *OrigIns,
IRBuilder<> IRB1(CheckTerm);
Instruction *Crash = generateCrashCode(IRB1, AddrLong, IsWrite, TypeSize);
Crash->setDebugLoc(OrigIns->getDebugLoc());
ReplaceInstWithInst(CheckTerm, new UnreachableInst(*C));
}
// This function replaces all global variables with new variables that have
@ -951,8 +952,8 @@ BlackList::BlackList(const std::string &Path) {
OwningPtr<MemoryBuffer> File;
if (error_code EC = MemoryBuffer::getFile(ClBlackListFile.c_str(), File)) {
errs() << EC.message();
exit(1);
report_fatal_error("Can't open blacklist file " + ClBlackListFile + ": " +
EC.message());
}
MemoryBuffer *Buff = File.take();
const char *Data = Buff->getBufferStart();