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Do error checking.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30842 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2006-10-09 20:20:13 +00:00
parent 54e4c02d8e
commit 9f5d48bcb1
1 changed files with 8 additions and 1 deletions
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9
tools/lto/lto.cpp
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@ -344,6 +344,10 @@ LTO::optimizeModules(const std::string &OutputFilename,
std::string ErrMsg;
sys::Path TempDir = sys::Path::GetTemporaryDirectory(&ErrMsg);
if (TempDir.isEmpty()) {
std::cerr << "lto: " << ErrMsg << "\n";
return LTO_WRITE_FAILURE;
}
sys::Path tmpAsmFilePath(TempDir);
if (!tmpAsmFilePath.appendComponent("lto")) {
std::cerr << "lto: " << ErrMsg << "\n";
@ -399,7 +403,10 @@ LTO::optimizeModules(const std::string &OutputFilename,
args.push_back(tmpAsmFilePath.c_str());
args.push_back(0);
sys::Program::ExecuteAndWait(gcc, &args[0], 0, 0, 1);
if (sys::Program::ExecuteAndWait(gcc, &args[0], 0, 0, 1, &ErrMsg)) {
std::cerr << "lto: " << ErrMsg << "\n";
return LTO_ASM_FAILURE;
}
tmpAsmFilePath.eraseFromDisk();
TempDir.eraseFromDisk(true);