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[Bug c/38778] the result when excuted with loop-linear on is different to that with O0
- From: "yu19820428 at 163 dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Jan 2009 08:32:29 -0000
- Subject: [Bug c/38778] the result when excuted with loop-linear on is different to that with O0
- References: <bug-38778-17165@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from yu19820428 at 163 dot com 2009-01-09 08:32 -------
and when all optimizations are on, the results are right. but when only
tree-loop-linear on, no matter the strict-aliasing is on or off, the result is
error when the index reached the upbound.
--
yu19820428 at 163 dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to fail| |4.1.2 4.2.1 4.2.2 4.2.3
| |4.2.4
Known to work| |3.4.6 4.0.0 4.0.1 4.0.2
| |4.0.3 4.0.4 4.1.0 4.1.1
| |4.3.0 4.3.1 4.3.2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38778