From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D775C3858D39; Wed, 31 Jan 2024 21:35:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D775C3858D39 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1706736904; bh=0ikP9QCv9hGq9tnS/THjkUhSDihMpczfnAeomNr4V6s=; h=From:To:Subject:Date:From; b=oQGDAy4sW+09h+QEJoIIlDdf9XGAHDds1R8wQ4yqNxeVEq+2wEFQnMwA7QwPhXQEt eYDEtElZFo/fL4LyxMTKAsvHNfEAI+hIag6pSa1pQuhZP5yLnAi+xfsUfzUB06LREY 1FFuCg1tQv1Yi4fga+NAcX2d7+wLhd6P2JcXkogY= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113693] New: ICE: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647 with _BitInt() at -O2 -fdbg-cnt=vect_loop:1 Date: Wed, 31 Jan 2024 21:35:04 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-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=3D113693 Bug ID: 113693 Summary: ICE: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647 with _BitInt() at -O2 -fdbg-cnt=3Dvect_loop:1 Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization 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 57274 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D57274&action=3Dedit reduced testcase (from gcc.dg/pr68766.c) Compiler output: $ x86_64-pc-linux-gnu-gcc -O2 -fdbg-cnt=3Dvect_loop:1 testcase.c=20 ***dbgcnt: lower limit 1 reached for vect_loop.*** ***dbgcnt: upper limit 1 reached for vect_loop.*** during GIMPLE pass: vect testcase.c: In function 'fn1': testcase.c:4:1: internal compiler error: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647 4 | fn1(void) | ^~~ 0x865e0d check_loop_closed_ssa_def /repo/gcc-trunk/gcc/tree-ssa-loop-manip.cc:647 0x1695c07 check_loop_closed_ssa_bb /repo/gcc-trunk/gcc/tree-ssa-loop-manip.cc:672 0x1695fa6 verify_loop_closed_ssa(bool, loop*) /repo/gcc-trunk/gcc/tree-ssa-loop-manip.cc:697 0x1695fa6 verify_loop_closed_ssa(bool, loop*) /repo/gcc-trunk/gcc/tree-ssa-loop-manip.cc:681 0x13ca929 execute_function_todo /repo/gcc-trunk/gcc/passes.cc:2106 0x13cad2e execute_todo /repo/gcc-trunk/gcc/passes.cc:2142 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. $ 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-r14-8665-20240131161256-= g3fed1609f61-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc= /x86_64-pc-linux-gnu/14.0.1/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-r14-8665-20240131161256-g3fed1609f= 61-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240131 (experimental) (GCC)=