[libclang] Allow building a precompiled preamble with compiler errors
A while ago we allowed libclang to build a PCH that had compiler errors; this was to retain the performance
afforded by a PCH even if the user's code is in an intermediate state.
Extend this for the precompiled preamble as well.
rdar://14109828
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183717 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/FrontendAction.cpp b/lib/Frontend/FrontendAction.cpp
index ece51a3..60e6156 100644
--- a/lib/Frontend/FrontendAction.cpp
+++ b/lib/Frontend/FrontendAction.cpp
@@ -429,9 +429,9 @@
llvm::errs() << "\n";
}
- // Cleanup the output streams, and erase the output files if we encountered
- // an error.
- CI.clearOutputFiles(/*EraseFiles=*/CI.getDiagnostics().hasErrorOccurred());
+ // Cleanup the output streams, and erase the output files if instructed by the
+ // FrontendAction.
+ CI.clearOutputFiles(/*EraseFiles=*/shouldEraseOutputFiles());
if (isCurrentFileAST()) {
CI.takeSema();
@@ -445,6 +445,10 @@
setCurrentInput(FrontendInputFile());
}
+bool FrontendAction::shouldEraseOutputFiles() {
+ return getCompilerInstance().getDiagnostics().hasErrorOccurred();
+}
+
//===----------------------------------------------------------------------===//
// Utility Actions
//===----------------------------------------------------------------------===//