[Bug tree-optimization/23282] [4.0 Regression] wrong results at -O on x86
rguenth at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Mon Aug 8 08:25:00 GMT 2005
------- Additional Comments From rguenth at gcc dot gnu dot org 2005-08-08 08:25 -------
Mainline seems to be really fixed, even with complete loop unrolling disabled.
4.0.2 as of 20050728 is still affected by the bug (you can hide it there, too,
with specifying -fpeel-loops, which enables complete unrolling).
Must be a IVOPTs or scalar evolution problem (the latter got some fixes on
the mainline).
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23282
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