public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug tree-optimization/103311] New: [12 Regression] ICE in complex_mul_pattern::build(vec_info*)
@ 2021-11-18 10:42 asolokha at gmx dot com
  2021-11-18 11:26 ` [Bug tree-optimization/103311] " rguenth at gcc dot gnu.org
                   ` (7 more replies)
  0 siblings, 8 replies; 9+ messages in thread
From: asolokha at gmx dot com @ 2021-11-18 10:42 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103311

            Bug ID: 103311
           Summary: [12 Regression] ICE in
                    complex_mul_pattern::build(vec_info*)
           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: asolokha at gmx dot com
  Target Milestone: ---
            Target: aarch64-linux-gnu

gcc-12.0.0-alpha20111114 snapshot (g:3057f1ab737582a9fb37a3fb967ed8bf3659f2f4)
ICEs when compiling the following testcase w/ -march=armv8.3-a -O1
-ftree-slp-vectorize:

_Complex double y;

void
cbknu (_Complex double f)
{
  const _Complex double cone = 1.0e0;

  f = f * cone;
  y = f * cone;
}

% aarch64-linux-gnu-gcc-12.0.0 -march=armv8.3-a -O1 -ftree-slp-vectorize -c
cbknu.c
during GIMPLE pass: slp
cbknu.c: In function 'cbknu':
cbknu.c:4:1: internal compiler error: in operator[], at vec.h:889
    4 | cbknu (_Complex double f)
      | ^~~~~
0x7e18be vec<tree_node*, va_heap, vl_embed>::operator[](unsigned int)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/vec.h:889
0x7e1a73 vec<_slp_tree*, va_heap, vl_embed>::operator[](unsigned int)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp-patterns.c:1119
0x7e1a73 vec<_slp_tree*, va_heap, vl_ptr>::operator[](unsigned int)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/vec.h:1495
0x7e1a73 complex_mul_pattern::build(vec_info*)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp-patterns.c:1083
0x11f8b00 vect_match_slp_patterns_2
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:2915
0x11f8aa6 vect_match_slp_patterns_2
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:2907
0x11f8aa6 vect_match_slp_patterns_2
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:2907
0x11fce1e vect_match_slp_patterns
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:2943
0x11fce1e vect_analyze_slp(vec_info*, unsigned int)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:3426
0x12030dc vect_slp_analyze_bb_1
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:5744
0x12030dc vect_slp_region
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:5846
0x1204b24 vect_slp_bbs
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:6038
0x1204f68 vect_slp_function(function*)
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vect-slp.c:6126
0x120c28a execute
       
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/tree-vectorizer.c:1459

^ permalink raw reply	[flat|nested] 9+ messages in thread
end of thread, other threads:[~2021-11-19 15:14 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-11-18 10:42 [Bug tree-optimization/103311] New: [12 Regression] ICE in complex_mul_pattern::build(vec_info*) asolokha at gmx dot com
2021-11-18 11:26 ` [Bug tree-optimization/103311] " rguenth at gcc dot gnu.org
2021-11-18 11:42 ` [Bug tree-optimization/103311] [12 Regression] ICE in complex_mul_pattern::build(vec_info*) since r12-4785-ged3de62ac949c92ad41ef6de7cc926fbb2a510ce marxin at gcc dot gnu.org
2021-11-18 11:46 ` tnfchris at gcc dot gnu.org
2021-11-18 17:12 ` cvs-commit at gcc dot gnu.org
2021-11-18 17:21 ` tnfchris at gcc dot gnu.org
2021-11-18 23:01 ` tnfchris at gcc dot gnu.org
2021-11-19 15:13 ` cvs-commit at gcc dot gnu.org
2021-11-19 15:14 ` tnfchris 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).