From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E15CF3858403; Thu, 6 Oct 2022 11:24:41 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E15CF3858403 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1665055481; bh=0BvhHIvv66G/YKf1jImnc9jYsRgLaGfP+h3wPhBAVVU=; h=From:To:Subject:Date:From; b=RgeFwgq7Bt4QHgVveXrACBFqACgm0Z62enCJEJozDKfJT3XWWJrcZIrPSRsn1JNun e16sPWa5HkQJWyes+eOQYiGbO6yCqbdKn0y5fAKKcYAnurPMf3o19lVhnR80PwdY4c Tpc+akqtUBd3HDCyZ4B9MrYw+PArlMJ1YCAJ2eQ0= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/107169] New: [13 Regression] -fcompare-debug failure at -O and above Date: Thu, 06 Oct 2022 11:24:41 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: debug X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: compare-debug-failure 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 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=3D107169 Bug ID: 107169 Summary: [13 Regression] -fcompare-debug failure at -O and above Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: compare-debug-failure Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: aoliva at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 53671 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D53671&action=3Dedit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O -fcompare-debug testcase.C x86_64-pc-linux-gnu-gcc: error: testcase.C: '-fcompare-debug' failure $ diff -u a-testcase*.C.gkd --- a-testcase.C.gkd 2022-10-06 13:22:34.389297164 +0200 +++ a-testcase.gk.C.gkd 2022-10-06 13:22:34.419297164 +0200 @@ -66,7 +66,7 @@ -> 6) (note # 0 0 [bb 3] NOTE_INSN_BASIC_BLOCK) (insn # 0 0 3 (set (mem/f/c:DI (symbol_ref:DI ("_class") [flags 0x2]=20 ) [ _class+0 S8 A64]) - (const_int 0 [0])) "testcase.C":170:31 discrim 2# {*movdi_internal} + (const_int 0 [0])) "testcase.C":170:31 discrim 3# {*movdi_internal} (nil)) (code_label # 0 0 4 6 (nil) [1 uses]) (note # 0 0 [bb 4] NOTE_INSN_BASIC_BLOCK) $ 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-r13-3128-20221006123905-= gdb2f5d66123-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc= /x86_64-pc-linux-gnu/13.0.0/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-r13-3128-20221006123905-gdb2f5d661= 23-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 13.0.0 20221006 (experimental) (GCC)=