https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69237
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |DUPLICATE --- Comment #8 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to David Malcolm from comment #6) > Thanks for reporting this. > > Note that many of the locations are reported as being in column 0: in > particular, for the location of the diagnostic itself. This suggests that > location_t values are >= LINE_MAP_MAX_LOCATION_WITH_COLS. > > Hence I believe that this is a duplicate of PR preprocessor/69177 and PR > c++/68819. This would be consistent with the issue going away with > --save-temps. Thanks. And yes, the chromium files in question are very large (>8MB preprocessed). During Chromium build the limit gets hit very often and "bogus" warnings are the result. *** This bug has been marked as a duplicate of bug 68819 ***