public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
From: "hubicka at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/14703] [4.4 regression] Inadequate optimization of inline templated functions, infinite loop in ipa-reference and memory hog Date: Sat, 06 Sep 2008 12:57:00 -0000 [thread overview] Message-ID: <20080906125626.15601.qmail@sourceware.org> (raw) In-Reply-To: <bug-14703-3016@http.gcc.gnu.org/bugzilla/> ------- Comment #9 from hubicka at gcc dot gnu dot org 2008-09-06 12:56 ------- cp/lex.c:590 (copy_decl) 10176: 0.0% 0: 0.0% 578168: 0.0% 66200: 0.0% 2257 cp/lex.c:510 (build_lang_decl) 161064: 0.1% 73304: 0.0% 928504: 0.0% 103928: 0.1% 4891 ggc-common.c:187 (ggc_calloc) 128717192:50.5% 9936: 0.0% 84083632: 3.5% 11048: 0.0% 651 tree-dfa.c:150 (create_var_ann) 0: 0.0% 383385552:98.7% 212651472: 8.9% 54185184:28.3% 6773148 tree-inline.c:484 (remap_block) 117369096:46.1% 0: 0.0% 939210480:39.4% 81275352:42.5% 10159419 tree-inline.c:4088 (copy_decl_no_change) 36328: 0.0% 0: 0.0% 1137856064:47.7% 54184584:28.3% 6773199 This patch solves it: Index: tree-ssa-live.c =================================================================== --- tree-ssa-live.c (revision 139985) +++ tree-ssa-live.c (working copy) @@ -489,6 +489,13 @@ remove_unused_scope_block_p (tree scope) if (TREE_CODE (*t) == FUNCTION_DECL) unused = false; + /* Remove everything we don't generate debug info for. */ + else if (DECL_IGNORED_P (*t)) + { + *t = TREE_CHAIN (*t); + next = t; + } + /* When we are outputting debug info, we usually want to output info about optimized-out variables in the scope blocks. Exception are the scope blocks not containing any instructions The combined patch masks ipa-reference issue, but it needs to be solved too. -- hubicka at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed|2008-09-06 12:37:51 |2008-09-06 12:56:26 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14703
next prev parent reply other threads:[~2008-09-06 12:57 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <bug-14703-3016@http.gcc.gnu.org/bugzilla/> 2006-03-02 20:25 ` [Bug tree-optimization/14703] Inadequate optimization of inline templated functions eric-gcc at omnifarious dot org 2006-03-03 10:29 ` rguenth at gcc dot gnu dot org 2008-09-06 12:39 ` [Bug tree-optimization/14703] [4.4 regression] Inadequate optimization of inline templated functions, infinite loop in ipa-reference and memory hog hubicka at gcc dot gnu dot org 2008-09-06 12:57 ` hubicka at gcc dot gnu dot org [this message] 2008-09-06 17:12 ` hubicka at gcc dot gnu dot org 2008-09-06 20:24 ` hubicka at gcc dot gnu dot org 2008-09-11 5:19 ` luisgpm at linux dot vnet dot ibm dot com 2008-09-12 8:34 ` hubicka at gcc dot gnu dot org 2008-09-12 8:40 ` hubicka at gcc dot gnu dot org 2008-09-19 6:23 ` hubicka at gcc dot gnu dot org 2008-11-01 11:52 ` [Bug tree-optimization/14703] " rguenth at gcc dot gnu dot org
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20080906125626.15601.qmail@sourceware.org \ --to=gcc-bugzilla@gcc.gnu.org \ --cc=gcc-bugs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).