From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 118C93858D3C; Tue, 28 Feb 2023 16:47:18 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 118C93858D3C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677602838; bh=wE8KBtt1kbnu8F19mQVBz28f5fFxs7tQMvIxuELHtr0=; h=From:To:Subject:Date:From; b=F5VuXVxCNVjHvvs6jCrgKxSJN8oLjO+ga//xRG2aGFjgpbzAq/IQl3SMIlqUpoj49 63xoWRFGCyEclO2VS/SWdq2Zz9WLlOQ57KjKaa3j2gtprbTzDV7mvac2yH+TkQn5AP /B/K+Iv2uyKfMiAce2O4f9208ZBJdI3osCrWbirk= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/108970] New: [13 Regression] ICE in vect_do_peeling, at tree-vect-loop-manip.cc:2971, or ICE in dump_printf_loc, at dumpfile.cc:1359 Date: Tue, 28 Feb 2023 16:47:17 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status keywords bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108970 Bug ID: 108970 Summary: [13 Regression] ICE in vect_do_peeling, at tree-vect-loop-manip.cc:2971, or ICE in dump_printf_loc, at dumpfile.cc:1359 Product: gcc Version: 13.0 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: --- 1. gcc 13.0.1 20230226 snapshot (g:e6d39f68d03c46637ca6e1bede3d28eae6278df3) ICEs when compiling the following testcase w/ -O1 -ftree-loop-vectorize -fsave-optimization-record -fno-tree-dce -fno-tree-scev-cprop: int m; __attribute__ ((noinline, returns_twice)) void empty (void) { } void foo (void) { while (m < 1) { empty (); ++m; } } % gcc-13 -O1 -ftree-loop-vectorize -fsave-optimization-record -fno-tree-dce -fno-tree-scev-cprop -c ionf2mqq.c during GIMPLE pass: vect ionf2mqq.c: In function 'foo': ionf2mqq.c:9:1: internal compiler error: in vect_do_peeling, at tree-vect-loop-manip.cc:2971 9 | foo (void) | ^~~ 0x119566f vect_do_peeling(_loop_vec_info*, tree_node*, tree_node*, tree_nod= e**, tree_node**, tree_node**, int, bool, bool, tree_node**) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vect-loop-manip.cc:2971 0x1187e99 vect_transform_loop(_loop_vec_info*, gimple*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vect-loop.cc:10807 0x11c6ca0 vect_transform_loops =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1007 0x11c72de try_vectorize_loop_1 =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1153 0x11c72de try_vectorize_loop =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1183 0x11c7694 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1299 2. Omitting -fsave-optimization-record yields the following instead: % gcc-13 -O1 -ftree-loop-vectorize -fno-tree-dce -fno-tree-scev-cprop -c ionf2mqq.c during GIMPLE pass: vect ionf2mqq.c: In function 'foo': ionf2mqq.c:9:1: internal compiler error: in dump_printf_loc, at dumpfile.cc:1359 9 | foo (void) | ^~~ 0x6c16b2 dump_printf_loc(dump_metadata_t const&, dump_user_location_t const= &, char const*, ...) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/du= mpfile.cc:1359 0x119565b vect_do_peeling(_loop_vec_info*, tree_node*, tree_node*, tree_nod= e**, tree_node**, tree_node**, int, bool, bool, tree_node**) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vect-loop-manip.cc:2969 0x1187e99 vect_transform_loop(_loop_vec_info*, gimple*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vect-loop.cc:10807 0x11c6ca0 vect_transform_loops =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1007 0x11c72de try_vectorize_loop_1 =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1153 0x11c72de try_vectorize_loop =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1183 0x11c7694 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-vectorizer.cc:1299=