public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
* [Bug tree-optimization/101026] New: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d @ 2021-06-11 8:20 marxin at gcc dot gnu.org 2021-06-11 10:13 ` [Bug tree-optimization/101026] " rguenth at gcc dot gnu.org ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: marxin at gcc dot gnu.org @ 2021-06-11 8:20 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101026 Bug ID: 101026 Summary: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: rguenth at gcc dot gnu.org Target Milestone: --- The following fails: $ cat ice.f SUBROUTINE PASSB4 (CC,CH) DIMENSION CC(IDO,4,L1), CH(IDO,L1,*) DO 103 I=2,IDO,2 TI4 = CC0-CC(I,4,K) CI4 = TI1-TI4 CH(I-1,K,4) = CI4 CH(I,K,4) = CI4 103 CONTINUE END $ gcc ice.f -Ofast -c -frounding-math during GIMPLE pass: vect ice.f:1:23: 1 | SUBROUTINE PASSB4 (CC,CH) | ^ internal compiler error: Segmentation fault 0xf15eda crash_signal /home/marxin/Programming/gcc/gcc/toplev.c:327 0x7ffff786239f ??? ../sysdeps/unix/sysv/linux/sigaction.c:10 0x11d40e2 vect_optimize_slp(vec_info*) /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:3626 0x11b4f3e vect_analyze_loop_2 /home/marxin/Programming/gcc/gcc/tree-vect-loop.c:2332 0x11b51fa vect_analyze_loop(loop*, vec_info_shared*) /home/marxin/Programming/gcc/gcc/tree-vect-loop.c:2986 0x11e6615 try_vectorize_loop_1 /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:1009 0x11e704e vectorize_loops() /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:1243 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/101026] [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d 2021-06-11 8:20 [Bug tree-optimization/101026] New: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d marxin at gcc dot gnu.org @ 2021-06-11 10:13 ` rguenth at gcc dot gnu.org 2021-06-11 11:35 ` cvs-commit at gcc dot gnu.org 2021-06-11 12:35 ` rguenth at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu.org @ 2021-06-11 10:13 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101026 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2021-06-11 Target Milestone|--- |12.0 Status|UNCONFIRMED |ASSIGNED Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Mine. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/101026] [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d 2021-06-11 8:20 [Bug tree-optimization/101026] New: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d marxin at gcc dot gnu.org 2021-06-11 10:13 ` [Bug tree-optimization/101026] " rguenth at gcc dot gnu.org @ 2021-06-11 11:35 ` cvs-commit at gcc dot gnu.org 2021-06-11 12:35 ` rguenth at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2021-06-11 11:35 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101026 --- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:fbd8a8041292f2ec2c22be43c8d3e74b37b2bc88 commit r12-1387-gfbd8a8041292f2ec2c22be43c8d3e74b37b2bc88 Author: Richard Biener <rguenther@suse.de> Date: Fri Jun 11 13:33:17 2021 +0200 tree-optimization/101026 - fix SLP re-association Since we cannot yet encode the operation in the SLP node itself but need a representative stmt require an existing one for now to avoid the need to build a fake GIMPLE stmt. 2021-06-11 Richard Biener <rguenther@suse.de> PR tree-optimization/101026 * tree-vect-slp.c (vect_build_slp_tree_2): Make sure we have a representative for the associated chain nodes. * gfortran.dg/pr101026.f: New testcase. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/101026] [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d 2021-06-11 8:20 [Bug tree-optimization/101026] New: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d marxin at gcc dot gnu.org 2021-06-11 10:13 ` [Bug tree-optimization/101026] " rguenth at gcc dot gnu.org 2021-06-11 11:35 ` cvs-commit at gcc dot gnu.org @ 2021-06-11 12:35 ` rguenth at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu.org @ 2021-06-11 12:35 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101026 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|ASSIGNED |RESOLVED --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Fixed. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-06-11 12:35 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-06-11 8:20 [Bug tree-optimization/101026] New: [12 Regression] ICE Segmentation fault since r12-1329-gce670e4faafb296d marxin at gcc dot gnu.org 2021-06-11 10:13 ` [Bug tree-optimization/101026] " rguenth at gcc dot gnu.org 2021-06-11 11:35 ` cvs-commit at gcc dot gnu.org 2021-06-11 12:35 ` rguenth at gcc dot gnu.org
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).