From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 96F59385DC3B; Thu, 5 Oct 2023 12:34:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 96F59385DC3B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1696509252; bh=MuZ1aKVGuW5DoMxPI5leAIJFMQR7V+mf0LoZzY6LBgs=; h=From:To:Subject:Date:From; b=nA3bm2kew3W8zUjmE1k/nZxPkVS/fBF2aWgpaMNMsqRldhiL/5IesGMwdcRTgLEay 9Pb27QMgze3txYXJuGkkeT21V7TyjtId9aIy78om2PXT2eMz5ssjBACu02mCL8khm/ sRFnhltV0NXxk208casPYZiGhJE0wrSNegkTOC1E= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/111702] New: [14 Regression] ICE: in insert_regs, at cse.cc:1114 with -O2 -fstack-protector-all -frounding-math Date: Thu, 05 Oct 2023 12:34:11 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 14.0 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111702 Bug ID: 111702 Summary: [14 Regression] ICE: in insert_regs, at cse.cc:1114 with -O2 -fstack-protector-all -frounding-math Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: aarch64-unknown-linux-gnu Created attachment 56055 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D56055&action=3Dedit reduced testcase Compiler output: $ aarch64-unknown-linux-gnu-gcc -O2 -fstack-protector-all -frounding-math testcase.c -w during RTL pass: cse2 testcase.c: In function 'foo': testcase.c:108:1: internal compiler error: in insert_regs, at cse.cc:1114 108 | } | ^ 0xb01a00 insert_regs /repo/gcc-trunk/gcc/cse.cc:1114 0x1e0237e merge_equiv_classes /repo/gcc-trunk/gcc/cse.cc:1758 0x1e08d85 cse_insn /repo/gcc-trunk/gcc/cse.cc:4780 0x1e0ca53 cse_extended_basic_block /repo/gcc-trunk/gcc/cse.cc:6557 0x1e0ca53 cse_main /repo/gcc-trunk/gcc/cse.cc:6702 0x1e0d470 rest_of_handle_cse2 /repo/gcc-trunk/gcc/cse.cc:7600 0x1e0d470 execute /repo/gcc-trunk/gcc/cse.cc:7655 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See for instructions. $ aarch64-unknown-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-lin= ux-gnu-gcc COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r14-4413-20231005141000-= g1f7295af602-checking-yes-rtl-df-extra-aarch64/bin/../libexec/gcc/aarch64-u= nknown-linux-gnu/14.0.0/lto-wrapper Target: aarch64-unknown-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=3Dc,c++ --enable-valgrind-annotations --disable-nls --enable-checking=3Dyes,rtl,df,= extra --with-cloog --with-ppl --with-isl --with-sysroot=3D/usr/aarch64-unknown-linux-gnu --build=3Dx86_64-pc-linux-g= nu --host=3Dx86_64-pc-linux-gnu --target=3Daarch64-unknown-linux-gnu --with-ld=3D/usr/bin/aarch64-unknown-linux-gnu-ld --with-as=3D/usr/bin/aarch64-unknown-linux-gnu-as --disable-libstdcxx-pch --prefix=3D/repo/gcc-trunk//binary-trunk-r14-4413-20231005141000-g1f7295af6= 02-checking-yes-rtl-df-extra-aarch64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231005 (experimental) (GCC)=