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Explicitly erase the file from disk if something bad happened. <rdar://problem/12184899>

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163349 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-09-06 21:07:57 +00:00
parent 6b96c3f71f
commit 0b95a9949b
1 changed files with 5 additions and 1 deletions
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6
tools/lto/LTOCodeGenerator.cpp
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@ -163,13 +163,16 @@ bool LTOCodeGenerator::compile_to_file(const char** name, std::string& errMsg) {
// generate object file
bool genResult = false;
tool_output_file objFile(uniqueObjPath.c_str(), errMsg);
if (!errMsg.empty())
if (!errMsg.empty()) {
uniqueObjPath.eraseFromDisk();
return true;
}
genResult = this->generateObjectFile(objFile.os(), errMsg);
objFile.os().close();
if (objFile.os().has_error()) {
objFile.os().clear_error();
uniqueObjPath.eraseFromDisk();
return true;
}
@ -196,6 +199,7 @@ const void* LTOCodeGenerator::compile(size_t* length, std::string& errMsg) {
OwningPtr<MemoryBuffer> BuffPtr;
if (error_code ec = MemoryBuffer::getFile(name, BuffPtr, -1, false)) {
errMsg = ec.message();
sys::Path(_nativeObjectPath).eraseFromDisk();
return NULL;
}
_nativeObjectFile = BuffPtr.take();