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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/108130] New: [13 Regression] LTO compile time hog seen on bootstrap-lto config since r13-4684-g7450b25566b7a7 Date: Thu, 15 Dec 2022 15:47:05 +0000 [thread overview] Message-ID: <bug-108130-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108130 Bug ID: 108130 Summary: [13 Regression] LTO compile time hog seen on bootstrap-lto config since r13-4684-g7450b25566b7a7 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: compile-time-hog Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: jamborm at gcc dot gnu.org, marxin at gcc dot gnu.org Target Milestone: --- I noticed linking of e.g. cc1plus gets much slower in stage2 with a WPA hog in: 58.15% lto1 [.] lto_symtab_encoder_lookup 19.95% lto1 [.] may_need_named_section_p 18.77% lto1 [.] rename_statics 0.50% lto1 [.] lto_symtab_encoder_lookup 0.09% lto1 [.] lto_symtab_encoder_encode_body_p The WPA phase takes >5 minutes, while it used to take ~30 seconds on my machine.
next reply other threads:[~2022-12-15 15:47 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-12-15 15:47 marxin at gcc dot gnu.org [this message] 2022-12-15 15:48 ` [Bug ipa/108130] " marxin at gcc dot gnu.org 2022-12-16 12:00 ` rguenth at gcc dot gnu.org 2022-12-19 12:03 ` marxin at gcc dot gnu.org 2022-12-21 10:57 ` marxin at gcc dot gnu.org 2023-01-05 16:11 ` jamborm at gcc dot gnu.org
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