From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 2245D384B826; Mon, 1 Feb 2021 11:31:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2245D384B826 From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/98914] New: [11 Regression] ICE in rs6000_expand_vector_set, at config/rs6000/rs6000.c:7198 Date: Mon, 01 Feb 2021 11:31:20 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 11.0 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 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 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: Mon, 01 Feb 2021 11:31:21 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98914 Bug ID: 98914 Summary: [11 Regression] ICE in rs6000_expand_vector_set, at config/rs6000/rs6000.c:7198 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- Target: powerpc-*-linux-gnu gcc-11.0.0-alpha20210131 snapshot (g:98342bdd2b7085c9e7e4c9fbb07c3917a00135= 15) ICEs when compiling the following testcase, reduced from gcc/testsuite/gcc.target/powerpc/pr79251-run.p8.c, w/ -mvsx -Og: void foo (int __attribute__ ((altivec (vector__))) v) { for (int k =3D 0; k < 1; ++k) v[k] =3D 0; } % powerpc-e300c3-linux-gnu-gcc-11.0.0 -mvsx -Og -c yo6irbnt.c during RTL pass: expand yo6irbnt.c: In function 'foo': yo6irbnt.c:5:10: internal compiler error: in rs6000_expand_vector_set, at config/rs6000/rs6000.c:7198 5 | v[k] =3D 0; | ~~~~~^~~ 0x731be0 rs6000_expand_vector_set(rtx_def*, rtx_def*, rtx_def*) =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/config/rs6000/rs6000.c:7198 0x157be60 ??? =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/config/rs6000/vector.md:1251 0xceb038 maybe_expand_insn(insn_code, unsigned int, expand_operand*) =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/optabs.c:7820 0xb83bfd expand_vec_set_optab_fn =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/internal-fn.c:2871 0xb83bfd expand_VEC_SET =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/internal-fn.def:148 0x954357 expand_call_stmt =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/cfgexpand.c:2748 0x954357 expand_gimple_stmt_1 =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/cfgexpand.c:3843 0x954357 expand_gimple_stmt =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/cfgexpand.c:4007 0x95a01a expand_gimple_basic_block =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/cfgexpand.c:6044 0x95bb5f execute =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20210131/wo= rk/gcc-11-20210131/gcc/cfgexpand.c:6728=