xazax.hun added inline comments.
================
Comment at: lib/StaticAnalyzer/Core/PathDiagnostic.cpp:418-423
SourceLocation XDL = XD->getLocation();
SourceLocation YDL = YD->getLocation();
if (XDL != YDL) {
const SourceManager &SM = XL.getManager();
- return SM.isBeforeInTranslationUnit(XDL, YDL);
+ return compareCrossTUSourceLocs(FullSourceLoc(XDL, SM),
+ FullSourceLoc(YDL, SM));
----------------
NoQ wrote:
> It seems to me that `XDL` and `YDL` are exactly the same as `XL` and `YL`
> we've seen at the beginning of the function.
>
> ...we still have only one `SourceManager`, right?
Is this true?
One is the location associated with the PathDiagnostic the other is the
location of the Decl associated with the issue. I do not have deep
understanding of this part of the code but not sure if these are guaranteed to
be the same.
https://reviews.llvm.org/D30691
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