diff options
Diffstat (limited to 'clang/lib/Basic/SourceManager.cpp')
| -rw-r--r-- | clang/lib/Basic/SourceManager.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Basic/SourceManager.cpp b/clang/lib/Basic/SourceManager.cpp index 3ecab1d8c16..3fb52a100b9 100644 --- a/clang/lib/Basic/SourceManager.cpp +++ b/clang/lib/Basic/SourceManager.cpp @@ -1170,15 +1170,20 @@ bool SourceManager::isBeforeInTranslationUnit(SourceLocation LHS, if (LOffs.first == ROffs.first) return LOffs.second < ROffs.second; +#if 0 // If we are comparing a source location with multiple locations in the same // file, we get a big win by caching the result. + // FIXME: This caching is wrong, but I don't know enough about this code + // to immediately fix it. There are cases where passing the same input + // values to this method causes it to return different results. if (LastLFIDForBeforeTUCheck == LOffs.first && LastRFIDForBeforeTUCheck == ROffs.first) return LastResForBeforeTUCheck; LastLFIDForBeforeTUCheck = LOffs.first; LastRFIDForBeforeTUCheck = ROffs.first; +#endif // "Traverse" the include/instantiation stacks of both locations and try to // find a common "ancestor". |
