[Bug c/39128] GPC polygon clipping library fails with -O2

merkert at comcast dot net gcc-bugzilla@gcc.gnu.org
Sun Feb 8 02:49:00 GMT 2009



------- Comment #4 from merkert at comcast dot net  2009-02-08 02:48 -------
I just found out that it compiles at -O2 if I also specify -ffloat-store. So,
I'm thinking it might be related to that old bug
(http://gcc.gnu.org/bugzilla/show_bug.cgi?id=323), which would not entirely be
a surprise. It's always an issue for any non-trivial piece of math code. 


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39128



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