From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B38A03858D33; Tue, 28 Feb 2023 17:08:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B38A03858D33 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677604092; bh=PFEXPYxwhI6KDVYcyH7wBLtxUQKA0+mYcjLCfaRAQXw=; h=From:To:Subject:Date:From; b=uerRMfu7LEVE+0BdRXhh5Qsc0VzkfFPOxPvD9Ht2xVhHEgW/XoRobLFT9MD1wA3Mv LlNgGRjZt8dlr8iAXpuULLRVVvcu4eEZoTTRy5q4RWghx7ib14S+Qo9+PsQfK0pA8R KiuSU6LAGStSD8hetNlM2LX5KyQuNuqLX3d59dHI= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug lto/108971] New: [13 Regression] ICE in tree_profiling, at tree-profile.cc:724 Date: Tue, 28 Feb 2023 17:08:10 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: lto X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: ice-on-invalid-code, lto X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com 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=3D108971 Bug ID: 108971 Summary: [13 Regression] ICE in tree_profiling, at tree-profile.cc:724 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code, lto Severity: normal Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com CC: marxin at gcc dot gnu.org Target Milestone: --- gcc 13.0.1 20230226 snapshot (g:e6d39f68d03c46637ca6e1bede3d28eae6278df3) I= CEs when compiling the following testcase, reduced from gcc/testsuite/g++.dg/cpp2a/concepts-lambda3.C, w/ -std=3Dc++2a -fbranch-probabilities -flto -fno-inline: template concept C1 =3D __is_same_as(T, int); template concept IsNotTiny =3D !__is_same_as(T, char); void foo () { auto g =3D [] requires IsNotTiny(T t) -> T requires IsNotTiny { return t; }; [](auto t) requires true { return t; }(5); [](C1 auto t) { return t; }(5); auto a0 =3D [](IsNotTiny auto a) { return [](auto b){ return b; }; }; auto a1 =3D a0(1); } % g++-13 -std=3Dc++2a -fbranch-probabilities -flto -fno-inline -c sanpvd3f.C sanpvd3f.C:16:13: error: mangling of 'foo():: [with auto:3 = =3D int]' as '_ZZ3foovENKUlT_E1_clIiEEDaS_' conflicts with a previous mangle 16 | auto a0 =3D [](IsNotTiny auto a) { return [](auto b){ return b; }= ; }; | ^ sanpvd3f.C:14:3: note: previous mangling 'int foo()::::_ZZ3foovENKUlT_E1_clIiEEDaS_(int) const' 14 | [](C1 auto t) { return t; }(5); | ^ sanpvd3f.C:16:13: note: a later '-fabi-version=3D' (or =3D0) avoids this er= ror with a change in mangling 16 | auto a0 =3D [](IsNotTiny auto a) { return [](auto b){ return b; }= ; }; | ^ during IPA pass: profile sanpvd3f.C:18:1: internal compiler error: in tree_profiling, at tree-profile.cc:724 18 | } | ^ 0x859ae9 tree_profiling =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-profile.cc:724 0x859ae9 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230226/work/gcc-13-20230226/gcc/tr= ee-profile.cc:888=