From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 822F63858C74; Tue, 9 Jan 2024 14:00:52 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 822F63858C74 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1704808852; bh=42I39kHCRi4Y9Gs9KxcQOjrElM6YbnHYJo19H1zEArA=; h=From:To:Subject:Date:From; b=NsqS5rjEzQS8q+IpsmlpiqDSE1KGfAz3gGBLvaiWLEM/d4xnk9/8ymPFQ/yK8ZMT4 34NhYU6sIiXPn+hWPIBOxYIGUChZkXprBYrt1Ua9gtg/KmiOLiE+CjWTcgcGD56h86 b+iTtNcIwv+W9Km5qzq8k7arQ8ibk6O/hhr0XW0I= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/113291] New: [14 Regression] compilation never (?) finishes with recursive always_inline functions at -O and above Date: Tue, 09 Jan 2024 14:00:51 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: 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 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=3D113291 Bug ID: 113291 Summary: [14 Regression] compilation never (?) finishes with recursive always_inline functions at -O and above Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: marxin at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 57015 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D57015&action=3Dedit reduced testcase Compiler output: $ time x86_64-pc-linux-gnu-gcc -O testcase.c -Wall -W testcase.c:13:1: warning: 'always_inline' function might not be inlinable [-Wattributes] 13 | f1 (void) | ^~ testcase.c:6:1: warning: 'always_inline' function might not be inlinable [-Wattributes] 6 | f0 (void) | ^~ testcase.c: In function 'f0': testcase.c:6:1: warning: infinite recursion detected [-Winfinite-recursion] In function 'f1', inlined from 'f0' at testcase.c:8:3: testcase.c:16:3: note: recursive call 16 | f0 (); | ^~~~~ testcase.c: In function 'f1': testcase.c:13:1: warning: infinite recursion detected [-Winfinite-recursion] 13 | f1 (void) | ^~ testcase.c:15:3: note: recursive call 15 | f1 (); | ^~~~~ ^C real 1m21.533s user 0m0.002s sys 0m0.000s $ 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-r14-7023-20240109134751-= gab6224dfe12-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-r14-7023-20240109134751-gab6224dfe= 12-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20240109 (experimental) (GCC)=