From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 94BE43858431; Mon, 29 Jan 2024 16:12:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 94BE43858431 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1706544739; bh=q1M7nX75SFhXZEzNoU+/+w+yV6VOb5/XbSwu7Mz2uFI=; h=From:To:Subject:Date:From; b=JHKF8u24WkNs8+gn0riN1r8gGdT1W+wHImQFAcmogOMCLmGNpZGqzf70NSAu7C+29 JIooC28VIMZ+mZoP2sRpnOjZZNHpcL0Tjk4yGPiO68IDmX/sjkh8qtV6pH7v/jD7pz +kcySiWiJ2s2YXHoIFbvuYioLVDcNCy+jSTKNqic= From: "mjires at suse dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113657] New: [14 Regression] ICE Segmentation fault since r14-1187-gd6b756447cd58b Date: Mon, 29 Jan 2024 16:12:19 +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: 14.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: mjires at suse 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 cc 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113657 Bug ID: 113657 Summary: [14 Regression] ICE Segmentation fault since r14-1187-gd6b756447cd58b Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: mjires at suse dot cz CC: aoliva at gcc dot gnu.org Target Milestone: --- Compiling reduced testcase gcc.target/aarch64/pr113550.c results in ICE sin= ce r14-1187-gd6b756447cd58b. $ cat pr113550.c #pragma GCC target "+ls64" #pragma GCC aarch64 "arm_acle.h" __arm_data512_t foo(__arm_data512_t* ptr) { return *ptr; } $ aarch64-linux-gnu-gcc pr113550.c -mstrict-align during RTL pass: split5 pr113550.c: In function =E2=80=98foo=E2=80=99: pr113550.c:3:58: internal compiler error: Segmentation fault 3 | __arm_data512_t foo(__arm_data512_t* ptr) { return *ptr; } | ^ 0x178f9de crash_signal /home/mjires/git/GCC/master/gcc/toplev.cc:317 0x16f7566 reg_overlap_mentioned_p(rtx_def const*, rtx_def const*) /home/mjires/git/GCC/master/gcc/rtlanal.cc:1857 0x267687e gen_split_300(rtx_insn*, rtx_def**) /home/mjires/git/GCC/master/gcc/config/aarch64/aarch64-simd.md:8232 0x2a7ffb2 split_71 /home/mjires/git/GCC/master/gcc/config/aarch64/aarch64-simd.md:8212 0x2a99edf split_131 /home/mjires/git/GCC/master/gcc/config/aarch64/aarch64.md:875 0x2a9dcf4 split_insns(rtx_def*, rtx_insn*) /home/mjires/git/GCC/master/gcc/config/aarch64/aarch64-sve.md:10993 0x117c8db try_split(rtx_def*, rtx_insn*, int) /home/mjires/git/GCC/master/gcc/emit-rtl.cc:3941 0x16a3a44 split_insn /home/mjires/git/GCC/master/gcc/recog.cc:3405 0x16a3ea6 split_all_insns_noflow() /home/mjires/git/GCC/master/gcc/recog.cc:3567 0x16a5ee4 execute /home/mjires/git/GCC/master/gcc/recog.cc:4641 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-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3Daarch64-linux-gnu-gcc COLLECT_LTO_WRAPPER=3D/home/mjires/built/master/libexec/gcc/aarch64-linux-g= nu/14.0.1/lto-wrapper Target: aarch64-linux-gnu Configured with: /home/mjires/git/GCC/master/configure --prefix=3D/home/mjires/built/master --target=3Daarch64-linux-gnu --disable-bootstrap --enable-languages=3Dc,c++,fortran --disable-multilib --disable-libsanitizer --enable-checking : (reconfigured) /home/mjires/git/GCC/master/configure --prefix=3D/home/mjires/built/master --target=3Daarch64-linux-gnu --disable-bootstrap --enable-languages=3Dc,c++= ,fortran --disable-multilib --disable-libsanitizer --enable-checking Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240129 (experimental) (GCC)=