================
@@ -1901,9 +1903,8 @@ class SourceManager : public
RefCountedBase<SourceManager> {
FileID getFileID(SourceLocation::UIntTy SLocOffset) const {
// If our one-entry cache covers this offset, just return it.
- if (isOffsetInFileID(LastFileIDLookup, SLocOffset))
+ if (SLocOffset >= LastLookupStartOffset && SLocOffset <
LastLookupEndOffset)
----------------
hokein wrote:
hmm, moving to `isOffsetInFileID` makes the performance worse...
https://llvm-compile-time-tracker.com/compare.php?from=50c6fcb2a1167b65255d2edce9ef34789b85a7a5&to=1ad5668b6f8e0a54fa258144a765ed3ea0ea8ad0&stat=instructions:u
https://github.com/llvm/llvm-project/pull/146782
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