return 0;
}
+ // Create a temporary file for the precompiled preamble. In rare
+ // circumstances, this can fail.
+ std::string PreamblePCHPath = GetPreamblePCHPath();
+ if (PreamblePCHPath.empty()) {
+ // Try again next time.
+ PreambleRebuildCounter = 1;
+ return 0;
+ }
+
// We did not previously compute a preamble, or it can't be reused anyway.
llvm::Timer *PreambleTimer = 0;
if (TimerGroup.get()) {
if (::getenv("LIBCLANG_CHAINING"))
FrontendOpts.ChainedPCH = true;
// FIXME: Generate the precompiled header into memory?
- FrontendOpts.OutputFile = GetPreamblePCHPath();
+ FrontendOpts.OutputFile = PreamblePCHPath;
// Create the compiler instance to use for building the precompiled preamble.
CompilerInstance Clang;