From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E319D382F91A; Wed, 29 Nov 2023 19:58:38 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E319D382F91A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1701287918; bh=rxYuNjiHU7S5lq0hb49bNzP+4UjOlnebnR3dDC82c30=; h=From:To:Subject:Date:From; b=iLcd6C7Ice4AP9hHRZ1x159ZYVZaFCs7st3t+j6SFPDhvTGc7BBRW9eqJzcb6hsJh JpNsup24d+AXsBQW5Z8MFTZ5RYWuNtZ7MmFih5m+tyilzintkTBYkSXdKzkYYDGJkq uWnMXsga2UPAdCeg/YJqJdxpZlZK3zaBzPJdtkx8= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/112771] New: during GIMPLE pass: bitintlower0 ICE: in build_bitint_type, at tree.cc:7178 with _BitInt(65535) and division by zero Date: Wed, 29 Nov 2023 19:58:38 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end 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=3D112771 Bug ID: 112771 Summary: during GIMPLE pass: bitintlower0 ICE: in build_bitint_type, at tree.cc:7178 with _BitInt(65535) and division by zero Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: middle-end 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 56722 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D56722&action=3Dedit reduced testcase $ x86_64-pc-linux-gnu-gcc testcase.c=20 testcase.c: In function 'foo': testcase.c:5:5: warning: division by zero [-Wdiv-by-zero] 5 | a /=3D 0; | ^~ during GIMPLE pass: bitintlower0 testcase.c:2:1: internal compiler error: in build_bitint_type, at tree.cc:7= 178 2 | foo (void) | ^~~ 0x891bea build_bitint_type(unsigned long, int) /repo/gcc-trunk/gcc/tree.cc:7178 0x2538b8e handle_operand_addr /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:2185 0x2539407 lower_muldiv_stmt /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:3339 0x254ca76 gimple_lower_bitint /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:6349 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-r14-5974-20231129191907-= g259bb7a45a2-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc= /x86_64-pc-linux-gnu/14.0.0/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-r14-5974-20231129191907-g259bb7a45= a2-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231129 (experimental) (GCC)=