Sanity checks in SourceManager::getFileEntryForID() and SourceManager::getFileEntryForSLocEntry()
to make sure we do not crash. rdar://10594186
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147576 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/SourceManager.h b/include/clang/Basic/SourceManager.h
index 375aea0..d08d536 100644
--- a/include/clang/Basic/SourceManager.h
+++ b/include/clang/Basic/SourceManager.h
@@ -750,13 +750,19 @@
if (MyInvalid || !Entry.isFile())
return 0;
- return Entry.getFile().getContentCache()->OrigEntry;
+ const SrcMgr::ContentCache *Content = Entry.getFile().getContentCache();
+ if (!Content)
+ return 0;
+ return Content->OrigEntry;
}
/// Returns the FileEntry record for the provided SLocEntry.
const FileEntry *getFileEntryForSLocEntry(const SrcMgr::SLocEntry &sloc) const
{
- return sloc.getFile().getContentCache()->OrigEntry;
+ const SrcMgr::ContentCache *Content = sloc.getFile().getContentCache();
+ if (!Content)
+ return 0;
+ return Content->OrigEntry;
}
/// getBufferData - Return a StringRef to the source buffer data for the
