[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-12 Thread spop at gcc dot gnu dot org
--- Comment #11 from spop at gcc dot gnu dot org 2010-02-12 14:54 --- You need to upgrade your CLooG-PPL to 0.15.8 for this testcase to not fail. I've put a comment in the testcase itself for this. ftp://gcc.gnu.org/pub/gcc/infrastructure/cloog-ppl-0.15.8.tar.gz Sebastian -- spop

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread amonakov at gcc dot gnu dot org
--- Comment #3 from amonakov at gcc dot gnu dot org 2010-02-11 14:28 --- (In reply to comment #2) Confirming. Reproducible on amd64-linux. This appears to be a bug in CLooG. Disable CLooG optimizations on graphite branch fixes the bug. The problem is that CLooG generates wrong

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread rguenth at gcc dot gnu dot org
--- Comment #4 from rguenth at gcc dot gnu dot org 2010-02-11 16:54 --- Thus we need a patched CLooG in the infrastructure for 4.5. -- rguenth at gcc dot gnu dot org changed: What|Removed |Added

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread spop at gcc dot gnu dot org
--- Comment #5 from spop at gcc dot gnu dot org 2010-02-11 17:11 --- Yes, I'm preparing another release of CLooG-PPL today. Sebastian -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43012

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread spop at gcc dot gnu dot org
--- Comment #6 from spop at gcc dot gnu dot org 2010-02-11 19:16 --- You can get the new CLooG-PPL 0.15.8 from ftp://gcc.gnu.org/pub/gcc/infrastructure/cloog-ppl-0.15.8.tar.gz I will commit the testcase to the Graphite testsuite, and then I will close this bug. -- spop at gcc dot

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread spop at gcc dot gnu dot org
--- Comment #7 from spop at gcc dot gnu dot org 2010-02-11 19:19 --- Subject: Bug 43012 Author: spop Date: Thu Feb 11 19:19:37 2010 New Revision: 156708 URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=156708 Log: Add testcase for PR43012. 2010-02-11 Sebastian Pop

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread spop at gcc dot gnu dot org
--- Comment #8 from spop at gcc dot gnu dot org 2010-02-11 19:43 --- Subject: Bug 43012 Author: spop Date: Thu Feb 11 19:43:14 2010 New Revision: 156716 URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=156716 Log: Add testcase for PR43012. 2010-02-11 Sebastian Pop

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread spop at gcc dot gnu dot org
--- Comment #9 from spop at gcc dot gnu dot org 2010-02-11 19:49 --- Fixed. -- spop at gcc dot gnu dot org changed: What|Removed |Added Status|ASSIGNED

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-11 Thread hjl dot tools at gmail dot com
--- Comment #10 from hjl dot tools at gmail dot com 2010-02-12 01:18 --- It failed at run-time on Linux/ia32: FAIL: gcc.dg/graphite/pr43012.c execution test -- hjl dot tools at gmail dot com changed: What|Removed |Added

[Bug tree-optimization/43012] [4.5 Regression][graphite] wrong code for -floop-strip-mine in 453.povray

2010-02-10 Thread amonakov at gcc dot gnu dot org
--- Comment #2 from amonakov at gcc dot gnu dot org 2010-02-10 18:41 --- Confirming. Reproducible on amd64-linux. This appears to be a bug in CLooG. Disable CLooG optimizations on graphite branch fixes the bug. The problem is that CLooG generates wrong bounds for parts of