From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 102EC395B45E; Sun, 18 Sep 2022 06:03:07 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 102EC395B45E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1663480987; bh=Oko11PBmASIUaxfSA0hGBHafzYnpjmzConeHB/FLYig=; h=From:To:Subject:Date:From; b=YxTGI6tKayzpNlEov94kqHHSTOtM4+IA1gscM7xSIrgJoXipBwqUga+9yNbiTpohW SbnC4Vz12YNA34BE5YvqoAN0K1yJ1lqAzwcrz9cgK6hD759UbaU6tc1tbiyn9LfmPZ k8weX4TVUtjm2PMxgAHZQ/LIxR5q7Z2HYH/BKoyw= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/106963] New: [13 Regression] ICE in vect_gen_perm_mask_checked, at tree-vect-stmts.cc:8606 Date: Sun, 18 Sep 2022 06:03:06 +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 cc target_milestone cf_gcctarget 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=3D106963 Bug ID: 106963 Summary: [13 Regression] ICE in vect_gen_perm_mask_checked, at tree-vect-stmts.cc:8606 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 CC: liuhongt at gcc dot gnu.org Target Milestone: --- Target: x86_64-unknown-linux-gnu gcc 13.0.0 20220911 snapshot (g:0ea5e3f4542832b8da016b152695e64a2a386309) I= CEs when compiling the following testcase, reduced from gcc/testsuite/gcc.target/i386/pr103144-neg-1.c, w/ -mavx -O2: void foo_neg_const (int *a) { int i, b =3D 1; for (i =3D 0; i < 1000; i++) { a[i] =3D b; b =3D -b; } } % x86_64-unknown-linux-gnu-gcc-13.0.0 -mavx -O2 -c l9k774zu.c during GIMPLE pass: vect l9k774zu.c: In function 'foo_neg_const': l9k774zu.c:2:1: internal compiler error: in vect_gen_perm_mask_checked, at tree-vect-stmts.cc:8606 2 | foo_neg_const (int *a) | ^~~~~~~~~~~~~ 0x86e97b vect_gen_perm_mask_checked(tree_node*, vec_perm_indices const&) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-stmts.cc:8606 0x1177c4b vect_create_nonlinear_iv_init =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-loop.cc:8360 0x1177c4b vectorizable_nonlinear_induction =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-loop.cc:8803 0x1179a67 vectorizable_induction(_loop_vec_info*, _stmt_vec_info*, gimple**, _slp_tree*, vec*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-loop.cc:8943 0x1ef3690 vect_transform_stmt(vec_info*, _stmt_vec_info*, gimple_stmt_iterator*, _slp_tree*, _slp_instance*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-stmts.cc:11319 0x1186e81 vect_transform_loop(_loop_vec_info*, gimple*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vect-loop.cc:10643 0x11c99c1 vect_transform_loops =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vectorizer.cc:1007 0x11c9fff try_vectorize_loop_1 =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vectorizer.cc:1153 0x11c9fff try_vectorize_loop =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vectorizer.cc:1183 0x11ca3b4 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/tr= ee-vectorizer.cc:1299=