From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id EC9063857C56; Tue, 21 Jul 2020 10:42:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EC9063857C56 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1595328167; bh=skFKfDhmVgHUyD6dnSK6JukzWFDDLievry0OkCYyxTU=; h=From:To:Subject:Date:From; b=Nug0uRx8vwmYVzQ1OEQAbK9/q7fuZ6ID6xXJB5tFnRRGF264ggXXu4bLEGbi+ORlk Hs7IKQHsENIlNDgsxVdrQ9Y24jgRmlG8el3vY6vqrRdbu/OQ7rlqyaWXHyB5wwZtzk j54Napc64yFqKzUzVjTeDlJEOUBPT1dtjyvb7flc= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/96262] New: [11 Regression] ICE: in decompose, at rtl.h:2280 with -O -mavx512bw Date: Tue, 21 Jul 2020 10:42:47 +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: zsojka at seznam dot cz 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_gcchost cf_gcctarget attachments.created 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, 21 Jul 2020 10:42:48 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96262 Bug ID: 96262 Summary: [11 Regression] ICE: in decompose, at rtl.h:2280 with -O -mavx512bw 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: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 48903 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D48903&action=3Dedit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O -mavx512bw testcase.c=20 during RTL pass: combine testcase.c: In function 'foo': testcase.c:7:1: internal compiler error: in decompose, at rtl.h:2280 7 | } | ^ 0x7267b9 wi::int_traits >::decompose(long= *, unsigned int, std::pair const&) /repo/gcc-trunk/gcc/rtl.h:2280 0x7267b9 wide_int_ref_storage::wide_int_ref_storage >(std::pair const&) /repo/gcc-trunk/gcc/wide-int.h:1024 0x7267b9 generic_wide_int >::generic_wide_int >(std::pair const&) /repo/gcc-trunk/gcc/wide-int.h:782 0x7267b9 simplify_const_unary_operation(rtx_code, machine_mode, rtx_def*, machine_mode) /repo/gcc-trunk/gcc/simplify-rtx.c:1793 0x10ad410 simplify_unary_operation(rtx_code, machine_mode, rtx_def*, machine_mode) /repo/gcc-trunk/gcc/simplify-rtx.c:868 0x10b0c6e simplify_const_unary_operation(rtx_code, machine_mode, rtx_def*, machine_mode) /repo/gcc-trunk/gcc/simplify-rtx.c:1765 0x10ad410 simplify_unary_operation(rtx_code, machine_mode, rtx_def*, machine_mode) /repo/gcc-trunk/gcc/simplify-rtx.c:868 0x1af73b5 combine_simplify_rtx /repo/gcc-trunk/gcc/combine.c:5785 0x1afa007 subst /repo/gcc-trunk/gcc/combine.c:5725 0x1afa16e subst /repo/gcc-trunk/gcc/combine.c:5658 0x1afa16e subst /repo/gcc-trunk/gcc/combine.c:5658 0x1afc126 try_combine /repo/gcc-trunk/gcc/combine.c:3451 0x1b04f14 combine_instructions /repo/gcc-trunk/gcc/combine.c:1324 0x1b04f14 rest_of_handle_combine /repo/gcc-trunk/gcc/combine.c:15068 0x1b04f14 execute /repo/gcc-trunk/gcc/combine.c:15113 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. $ x86_64-pc-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-g= cc COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r11-2246-20200721142816-= gc850a642e1d-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc= /x86_64-pc-linux-gnu/11.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=3Dc,c++ --enable-valgrind-annotations --disable-nls --enable-checking=3Dyes,rtl,df,= extra --disable-bootstrap --with-cloog --with-ppl --with-isl --build=3Dx86_64-pc-linux-gnu --host=3Dx86_64-pc-linux-gnu --target=3Dx86_64-pc-linux-gnu --with-ld=3D/usr/bin/x86_64-pc-linux-gnu-ld --with-as=3D/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=3D/repo/gcc-trunk//binary-trunk-r11-2246-20200721142816-gc850a642e= 1d-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.0 20200721 (experimental) (GCC)=