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[Bug lto/87988] [9 regression] Streaming of ABSTRACT_ORIGIN is expensive
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 13 Nov 2018 10:13:27 +0000
- Subject: [Bug lto/87988] [9 regression] Streaming of ABSTRACT_ORIGIN is expensive
- Auto-submitted: auto-generated
- References: <bug-87988-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87988
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 44995
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44995&action=edit
untested patch
It's surprisingly difficult to hack around things ... but the attached at least
survives lto.exp testing.
Can you see if it fixes the regression?
I very much expect it to break FAT objects since I "wreck" abstract origins
in a way others may not be hapoy about.