[Bug c/50082] -Wstrict-overflow mishandles typedef

ian at airs dot com gcc-bugzilla@gcc.gnu.org
Mon Aug 15 14:48:00 GMT 2011


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50082

Ian Lance Taylor <ian at airs dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |ian at airs dot com

--- Comment #2 from Ian Lance Taylor <ian at airs dot com> 2011-08-15 14:25:55 UTC ---
Not sure I understand your question about tree-ssa-forwprop.c.  Are you saying
that overflow warnings are already deferred at that point, so that passing
WARN_STRICT_OVERFLOW_CONDITIONAL causes extraneous warnings to be issued?  Are
overflow warnings already deferred during tree-ssa-forwprop.c?  Because if they
aren't deferred then I don't see why changing the last argument to
fold_undefer_overflow_warnings would make any difference.



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