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[Bug middle-end/52097] ICE: in get_bit_range, at expr.c:4535 with -O -flto -fexceptions -fnon-call-exceptions --param allow-store-data-races=0
- From: "markus at trippelsdorf dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 14 Feb 2012 15:50:12 +0000
- Subject: [Bug middle-end/52097] ICE: in get_bit_range, at expr.c:4535 with -O -flto -fexceptions -fnon-call-exceptions --param allow-store-data-races=0
- Auto-submitted: auto-generated
- References: <bug-52097-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52097
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
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CC| |markus at trippelsdorf dot
| |de
--- Comment #7 from Markus Trippelsdorf <markus at trippelsdorf dot de> 2012-02-14 15:50:12 UTC ---
(In reply to comment #6)
> Would be interesting to see what the attached patch does to memory usage
> with Mozilla though (the Fortran issue is really latent, still changing this
> during stage4 seems risky at least - SPEC 2k6 survived a LTO build/run though).
Not much difference in my testing (PGO+LTO Firefox built):
without patch:
2.5 GB written out
~4.5 GB memory usage (5GB peak)
with your patch:
2.4 GB written out
memory usage roughly the same as before.