Fixes a segfault in Tooling when using pch's:
Clear the FileManager's stat cache in between running
translation units, as the stat cache loaded from a pch
is only valid for one compiler invocation.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161047 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/FileManager.cpp b/lib/Basic/FileManager.cpp
index b921f3e..c6b894c 100644
--- a/lib/Basic/FileManager.cpp
+++ b/lib/Basic/FileManager.cpp
@@ -223,6 +223,10 @@
PrevCache->setNextStatCache(statCache->getNextStatCache());
}
+void FileManager::clearStatCaches() {
+ StatCache.reset(0);
+}
+
/// \brief Retrieve the directory that the given file name resides in.
/// Filename can point to either a real file or a virtual file.
static const DirectoryEntry *getDirectoryFromFile(FileManager &FileMgr,