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Re: [PATCH] Re-write LTO type merging again, do tree merging
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: Andi Kleen <andi at firstfloor dot org>
- Cc: Richard Biener <rguenther at suse dot de>, gcc-patches at gcc dot gnu dot org, Jan Hubicka <jh at suse dot de>, Michael Matz <matz at suse dot de>, Diego Novillo <dnovillo at google dot com>
- Date: Sat, 15 Jun 2013 12:29:51 +0200
- Subject: Re: [PATCH] Re-write LTO type merging again, do tree merging
- References: <alpine dot LNX dot 2 dot 00 dot 1306141240340 dot 6998 at zhemvz dot fhfr dot qr> <20130614223917 dot GC6123 at two dot firstfloor dot org>
>
> Patch didn't survive a kernel lto build. LTO test cases are tricky as usual, but I can give you a objdir
> or core file if you want.
I was looking into this ICE and it is DECL_CONTEXT being wrong. There is
another PR about the same, so i will try to debug it and figure out why.
Otherwise WPA with earlier version of patch was 1.1GB and 30 second for Martin
Liska and me ;)
Honza