From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id F002D385AC1D; Mon, 15 Jan 2024 20:58:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F002D385AC1D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1705352301; bh=+SGQJevjgwWR7ZqHCqLgQnja2bo/t05o8e2Q3vfa00w=; h=From:To:Subject:Date:From; b=lO6vEQ7Wc4ARP3YbawiI6+TtMkmbuEEXO17oCp2uSVfSqz3aZAD78BUapLD7yHxqh kP7EapIeJbYRm1kwBf54lvCY6uD2I8OrDzgaxz5ZgiBLDPmbt0l+gIpRYwAR7FoQpY lxNfsX3WXuI3rS2bmKxTaHqMi5RogYyKd1mU2VnM= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113410] New: ICE: in maybe_check_access_sizes, at gimple-ssa-warn-access.cc:3423 with _BitInt() used as array length Date: Mon, 15 Jan 2024 20:58:21 +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 cc 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=3D113410 Bug ID: 113410 Summary: ICE: in maybe_check_access_sizes, at gimple-ssa-warn-access.cc:3423 with _BitInt() used as array length 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 CC: jakub at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 57096 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D57096&action=3Dedit reduced testcase This is reduced from gcc.dg/builtin-dynamic-object-size-20.c, when testsuit= e is run with -Dint=3D_BitInt($RANDOM) Compiler output: $ x86_64-pc-linux-gnu-gcc testcase.c during GIMPLE pass: waccess testcase.c: In function 'foo': testcase.c:4:1: internal compiler error: in maybe_check_access_sizes, at gimple-ssa-warn-access.cc:3423 4 | foo (int n) | ^~~ 0x783992 maybe_check_access_sizes /repo/gcc-trunk/gcc/gimple-ssa-warn-access.cc:3423 0x1186c57 check_call_access /repo/gcc-trunk/gcc/gimple-ssa-warn-access.cc:3644 0x1186c57 check_call /repo/gcc-trunk/gcc/gimple-ssa-warn-access.cc:4351 0x1186c57 check_block /repo/gcc-trunk/gcc/gimple-ssa-warn-access.cc:4434 0x1186c57 execute /repo/gcc-trunk/gcc/gimple-ssa-warn-access.cc:4769 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-r14-7255-20240115165927-= g6c703b4eb68-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-r14-7255-20240115165927-g6c703b4eb= 68-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240115 (experimental) (GCC)=