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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/106921] [11/12/13/14 Regression] -O1 and -fipa-icf -fpartial-inlining causes wrong code since r11-4987-g602c6cfc79ce4ae6 Date: Sat, 09 Mar 2024 21:11:14 +0000 [thread overview] Message-ID: <bug-106921-4-nufvhzIdJB@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-106921-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106921 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |DUPLICATE Status|ASSIGNED |RESOLVED --- Comment #9 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Martin Liška from comment #5) > So what happens? First, a split part is created and ICF merges the functions: ... > > I don't see there any problem, later on, the functions are inlined back and > we end up with the following in a-pr106921.c.094t.fixup_cfg3: You missed that the range infomation on the SSA names are kept for one version of the functions which meant they will be an inconsistency. Anyways this is a dup of bug 113907 which has more analysis on the issue and ideas of how to fix it. *** This bug has been marked as a duplicate of bug 113907 ***
prev parent reply other threads:[~2024-03-09 21:11 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-09-13 6:55 [Bug c++/106921] New: [11/12.1] -O1 and -fipa-icf -fpartial-inlining causes wrong code lutztonineubert at gmail dot com 2022-09-13 9:17 ` [Bug c++/106921] " rguenth at gcc dot gnu.org 2022-09-13 11:31 ` [Bug c++/106921] [11/12/13 Regression] -O1 and -fipa-icf -fpartial-inlining causes wrong code since r11-4987-g602c6cfc79ce4ae6 marxin at gcc dot gnu.org 2022-09-25 7:01 ` lutztonineubert at gmail dot com 2022-09-26 9:33 ` marxin at gcc dot gnu.org 2022-10-18 7:52 ` rguenth at gcc dot gnu.org 2022-12-28 14:43 ` marxin at gcc dot gnu.org 2023-02-23 10:15 ` [Bug ipa/106921] " tkapela at poczta dot fm 2023-05-29 10:07 ` [Bug ipa/106921] [11/12/13/14 " jakub at gcc dot gnu.org 2023-11-21 8:41 ` lutztonineubert at gmail dot com 2024-03-09 21:11 ` pinskia at gcc dot gnu.org [this message]
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