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* [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) @ 2007-03-28 9:15 jellby at yahoo dot com 2007-03-28 11:45 ` [Bug regression/31383] " ubizjak at gmail dot com ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: jellby at yahoo dot com @ 2007-03-28 9:15 UTC (permalink / raw) To: gcc-bugs [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 1064 bytes --] I found this with gfortran (gcc version 4.3.0 20070328), it seems to work with the gfortran/gcc included in my Mandriva 2007 (gcc version 4.1.1 20060724), so I've marked it as a regression. $ cat test.f90 SUBROUTINE Test IMPLICIT NONE INTEGER :: i, j REAL*8 :: C(3,100), rM(100), rMI COMMON /RInfo/ rMI DO i = 1, 3 DO j = 1, 100 rMI = C(1,j) + C(i,j) END DO END DO END $ gfortran -c -O2 -ftree-vectorize test.f90 test.f90: In function test: test.f90:1: internal compiler error: in affine_function_equal_p, at tree-data-ref.c:2072 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. -- Summary: ICE with -O2 -ftree-vectorize (regression) Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: regression AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: jellby at yahoo dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug regression/31383] ICE with -O2 -ftree-vectorize (regression) 2007-03-28 9:15 [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) jellby at yahoo dot com @ 2007-03-28 11:45 ` ubizjak at gmail dot com 2007-03-29 13:29 ` [Bug tree-optimization/31383] " rakdver at gcc dot gnu dot org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: ubizjak at gmail dot com @ 2007-03-28 11:45 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from ubizjak at gmail dot com 2007-03-28 12:45 ------- Confirmed on i686-pc-linux-gnu with -O2 -msse2 -ftree-vectorize. Backtrace: #0 fancy_abort (file=0x871dab0 "../../gcc-svn/trunk/gcc/tree-data-ref.c", line=2072, function=0x871eed6 "affine_function_equal_p") at ../../gcc-svn/trunk/gcc/diagnostic.c:655 #1 0x083167cd in common_affine_function (cf=0xa1f51c0) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2072 #2 0x08316818 in compute_subscript_distance (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2212 #3 0x08324749 in subscript_dependence_tester (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4158 #4 0x083261ce in compute_data_dependences_for_loop (loop=0xa1eb0c0, compute_self_and_read_read_dependences=1 '\001', datarefs=0xa1e7184, dependence_relations=0xa1e7188) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4782 #5 0x08663096 in vect_analyze_loop (loop=0xa1eb0c0) at ../../gcc-svn/trunk/gcc/tree-vect-analyze.c:1985 #6 0x0841eab4 in vectorize_loops () at ../../gcc-svn/trunk/gcc/tree-vectorizer.c:2222 -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Last reconfirmed|0000-00-00 00:00:00 |2007-03-28 12:45:13 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/31383] ICE with -O2 -ftree-vectorize (regression) 2007-03-28 9:15 [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) jellby at yahoo dot com 2007-03-28 11:45 ` [Bug regression/31383] " ubizjak at gmail dot com @ 2007-03-29 13:29 ` rakdver at gcc dot gnu dot org 2007-03-30 9:37 ` rakdver at gcc dot gnu dot org 2007-03-30 17:41 ` [Bug tree-optimization/31383] [4.3 Regression] " pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: rakdver at gcc dot gnu dot org @ 2007-03-29 13:29 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from rakdver at gcc dot gnu dot org 2007-03-29 14:29 ------- Mine. -- rakdver at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |rakdver at gcc dot gnu dot |dot org |org Status|NEW |ASSIGNED Last reconfirmed|2007-03-28 12:45:13 |2007-03-29 14:29:29 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/31383] ICE with -O2 -ftree-vectorize (regression) 2007-03-28 9:15 [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) jellby at yahoo dot com 2007-03-28 11:45 ` [Bug regression/31383] " ubizjak at gmail dot com 2007-03-29 13:29 ` [Bug tree-optimization/31383] " rakdver at gcc dot gnu dot org @ 2007-03-30 9:37 ` rakdver at gcc dot gnu dot org 2007-03-30 17:41 ` [Bug tree-optimization/31383] [4.3 Regression] " pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: rakdver at gcc dot gnu dot org @ 2007-03-30 9:37 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from rakdver at gcc dot gnu dot org 2007-03-30 10:36 ------- Subject: Bug 31383 Author: rakdver Date: Fri Mar 30 10:36:19 2007 New Revision: 123359 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123359 Log: PR tree-optimization/31383 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors to have the same length. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-data-ref.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/31383] [4.3 Regression] ICE with -O2 -ftree-vectorize (regression) 2007-03-28 9:15 [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) jellby at yahoo dot com ` (2 preceding siblings ...) 2007-03-30 9:37 ` rakdver at gcc dot gnu dot org @ 2007-03-30 17:41 ` pinskia at gcc dot gnu dot org 3 siblings, 0 replies; 5+ messages in thread From: pinskia at gcc dot gnu dot org @ 2007-03-30 17:41 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from pinskia at gcc dot gnu dot org 2007-03-30 18:41 ------- Fixed. -- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED Summary|ICE with -O2 -ftree- |[4.3 Regression] ICE with - |vectorize (regression) |O2 -ftree-vectorize | |(regression) Target Milestone|--- |4.3.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383 ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2007-03-30 17:41 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2007-03-28 9:15 [Bug regression/31383] New: ICE with -O2 -ftree-vectorize (regression) jellby at yahoo dot com 2007-03-28 11:45 ` [Bug regression/31383] " ubizjak at gmail dot com 2007-03-29 13:29 ` [Bug tree-optimization/31383] " rakdver at gcc dot gnu dot org 2007-03-30 9:37 ` rakdver at gcc dot gnu dot org 2007-03-30 17:41 ` [Bug tree-optimization/31383] [4.3 Regression] " pinskia at gcc dot gnu dot org
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