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* [Bug c/43842] New: ice in vect_create_epilog_for_reduction @ 2010-04-21 20:31 regehr at cs dot utah dot edu 2010-04-22 8:52 ` [Bug tree-optimization/43842] [4.6 Regression] " rguenth at gcc dot gnu dot org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: regehr at cs dot utah dot edu @ 2010-04-21 20:31 UTC (permalink / raw) To: gcc-bugs [regehr@gamow tmp407]$ current-gcc -c -O3 small.c small.c: In function 'int161': small.c:19:1: internal compiler error: in vect_create_epilog_for_reduction, at tree-vect-loop.c:3451 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. [regehr@gamow tmp407]$ current-gcc -v Using built-in specs. COLLECT_GCC=current-gcc COLLECT_LTO_WRAPPER=/uusoc/exports/scratch/regehr/z/compiler-install/gcc-r158618-install/bin/../libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../configure --with-libelf=/usr/local --enable-lto --prefix=/home/regehr/z/compiler-install/gcc-r158618-install --program-prefix=r158618- --enable-languages=c,c++ Thread model: posix gcc version 4.6.0 20100421 (experimental) (GCC) [regehr@gamow tmp407]$ cat small.c typedef short int int16_t; typedef int int32_t; typedef unsigned short int uint16_t; typedef unsigned int uint32_t; static int16_t safe_rshift_func_int16_t_s_u (int16_t left, unsigned int right) { return left || right >= 1 * 8 ? left : left >> right; } static uint32_t safe_add_func_uint32_t_u_u (uint32_t ui1, uint16_t ui2) { return ui1 + ui2; } int16_t g_4; uint32_t g_9[1]; int161 (void) { int32_t l_2; for (l_2 = -25; l_2; l_2 = safe_add_func_uint32_t_u_u (l_2, 1)) g_9[0] ^= safe_rshift_func_int16_t_s_u (g_4, 1); return 0; } -- Summary: ice in vect_create_epilog_for_reduction Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: regehr at cs dot utah dot edu GCC build triplet: x86_64-unknown-linux-gnu GCC host triplet: x86_64-unknown-linux-gnu GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu @ 2010-04-22 8:52 ` rguenth at gcc dot gnu dot org 2010-04-22 11:46 ` irar at il dot ibm dot com ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu dot org @ 2010-04-22 8:52 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from rguenth at gcc dot gnu dot org 2010-04-22 08:51 ------- Confirmed. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |irar at gcc dot gnu dot org, | |rguenth at gcc dot gnu dot | |org Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Known to work| |4.5.0 Last reconfirmed|0000-00-00 00:00:00 |2010-04-22 08:51:50 date| | Summary|ice in |[4.6 Regression] ice in |vect_create_epilog_for_reduc|vect_create_epilog_for_reduc |tion |tion Target Milestone|--- |4.6.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu 2010-04-22 8:52 ` [Bug tree-optimization/43842] [4.6 Regression] " rguenth at gcc dot gnu dot org @ 2010-04-22 11:46 ` irar at il dot ibm dot com 2010-04-22 15:38 ` hjl dot tools at gmail dot com ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: irar at il dot ibm dot com @ 2010-04-22 11:46 UTC (permalink / raw) To: gcc-bugs -- irar at il dot ibm dot com changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |irar at il dot ibm dot com |dot org | Status|NEW |ASSIGNED Last reconfirmed|2010-04-22 08:51:50 |2010-04-22 11:46:44 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu 2010-04-22 8:52 ` [Bug tree-optimization/43842] [4.6 Regression] " rguenth at gcc dot gnu dot org 2010-04-22 11:46 ` irar at il dot ibm dot com @ 2010-04-22 15:38 ` hjl dot tools at gmail dot com 2010-04-22 18:07 ` hjl dot tools at gmail dot com ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: hjl dot tools at gmail dot com @ 2010-04-22 15:38 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from hjl dot tools at gmail dot com 2010-04-22 15:38 ------- It is caused by revision 158506: http://gcc.gnu.org/ml/gcc-cvs/2010-04/msg00612.html -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu ` (2 preceding siblings ...) 2010-04-22 15:38 ` hjl dot tools at gmail dot com @ 2010-04-22 18:07 ` hjl dot tools at gmail dot com 2010-04-22 18:23 ` irar at gcc dot gnu dot org 2010-07-23 11:48 ` rguenth at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: hjl dot tools at gmail dot com @ 2010-04-22 18:07 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from hjl dot tools at gmail dot com 2010-04-22 18:07 ------- I think revision 158650: http://gcc.gnu.org/ml/gcc-cvs/2010-04/msg00756.html is the fix for this bug. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu ` (3 preceding siblings ...) 2010-04-22 18:07 ` hjl dot tools at gmail dot com @ 2010-04-22 18:23 ` irar at gcc dot gnu dot org 2010-07-23 11:48 ` rguenth at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: irar at gcc dot gnu dot org @ 2010-04-22 18:23 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from irar at gcc dot gnu dot org 2010-04-22 18:23 ------- Subject: Bug 43842 Author: irar Revision: 158650 Modified property: svn:log Modified: svn:log at Thu Apr 22 18:22:54 2010 ------------------------------------------------------------------------------ --- svn:log (original) +++ svn:log Thu Apr 22 18:22:54 2010 @@ -1,5 +1,5 @@ - PR tree-optimization/43482 + PR tree-optimization/43842 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle loop unrolling in update of exit phis. Fix comment. * tree-vect-slp.c (vect_analyze_slp): Check that there are at -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/43842] [4.6 Regression] ice in vect_create_epilog_for_reduction 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu ` (4 preceding siblings ...) 2010-04-22 18:23 ` irar at gcc dot gnu dot org @ 2010-07-23 11:48 ` rguenth at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: rguenth at gcc dot gnu dot org @ 2010-07-23 11:48 UTC (permalink / raw) To: gcc-bugs ------- Comment #5 from rguenth at gcc dot gnu dot org 2010-07-23 11:48 ------- Fixed. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43842 ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2010-07-23 11:48 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2010-04-21 20:31 [Bug c/43842] New: ice in vect_create_epilog_for_reduction regehr at cs dot utah dot edu 2010-04-22 8:52 ` [Bug tree-optimization/43842] [4.6 Regression] " rguenth at gcc dot gnu dot org 2010-04-22 11:46 ` irar at il dot ibm dot com 2010-04-22 15:38 ` hjl dot tools at gmail dot com 2010-04-22 18:07 ` hjl dot tools at gmail dot com 2010-04-22 18:23 ` irar at gcc dot gnu dot org 2010-07-23 11:48 ` rguenth at gcc dot gnu dot org
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