From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 561913858D28; Tue, 26 Jul 2022 16:10:53 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 561913858D28 From: "sandra at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/106449] New: ICE in #pragma omp parallel for simd Date: Tue, 26 Jul 2022 16:10:53 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: sandra at gcc dot gnu.org 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 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jul 2022 16:10:53 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106449 Bug ID: 106449 Summary: ICE in #pragma omp parallel for simd Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: sandra at gcc dot gnu.org Target Milestone: --- Test case is derived from c-c++-common/gomp/loop-8.c, with "simd" added: void foo (void) { int a[1024]; int *p, *q; #pragma omp parallel for simd collapse(2) for (p =3D &a[0]; p < &a[512]; p++) for (q =3D p + 64; q < p + 128; q++) ; } $ x86_64-none-linux-gnu-gcc -fopenmp loop-8.c during GIMPLE pass: ompexp loop-8.c: In function 'foo': loop-8.c:6:11: internal compiler error: in build2, at tree.cc:5023 6 | #pragma omp parallel for simd collapse(2) | ^~~ 0x19e4116 build2(tree_code, tree_node*, tree_node*, tree_node*) /path/to/gcc/tree.cc:5022 0xf81b3f build2_loc /path/to/gcc/tree.h:4577 0xfc0d03 fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*, tree_node*) /path/to/gcc/fold-const.cc:13860 0xfb26f3 fold_binary_loc(unsigned int, tree_code, tree_node*, tree_node*, tree_node*) /path/to/gcc/fold-const.cc:10894 0xfc0cdc fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*, tree_node*) /path/to/gcc/fold-const.cc:13858 0x380f1ca expand_omp_simd /path/to/gcc/omp-expand.cc:6882 0x3815c41 expand_omp_for /path/to/gcc/omp-expand.cc:8090 0x381e79d expand_omp /path/to/gcc/omp-expand.cc:10357 0x381e717 expand_omp /path/to/gcc/omp-expand.cc:10343 0x381e717 expand_omp /path/to/gcc/omp-expand.cc:10343 0x381edbb execute_expand_omp /path/to/gcc/omp-expand.cc:10592 0x381ee95 execute /path/to/gcc/omp-expand.cc:10639=