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[Bug ipa/64872] [5 Regression] ICE: Segmentation fault during Chromium PGO build
- From: "hubicka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 30 Jan 2015 22:23:43 +0000
- Subject: [Bug ipa/64872] [5 Regression] ICE: Segmentation fault during Chromium PGO build
- Auto-submitted: auto-generated
- References: <bug-64872-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64872
--- Comment #2 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Created attachment 34630
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34630&action=edit
Patch I am testing
The problem is that ICF merge profiles and profile merging sometimes nukes the
function body making it impossible to produce thunk later.