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[Bug rtl-optimization/34171] [4.3 Regression] Segfault in df_chain_remove_problem with -O3 on alpha
- From: "paolo dot bonzini at lu dot unisi dot ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 21 Nov 2007 12:51:55 -0000
- Subject: [Bug rtl-optimization/34171] [4.3 Regression] Segfault in df_chain_remove_problem with -O3 on alpha
- References: <bug-34171-12387@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from paolo dot bonzini at lu dot unisi dot ch 2007-11-21 12:51 -------
Subject: Re: [4.3 Regression] Segfault in df_chain_remove_problem
with -O3 on alpha
So it means the basic block has been deleted.
I want to see what happens if I consolidate all the
out_of_date_transfer_functions bitmaps into one. Seongbae, do you
remember experimenting with anything like that?
Paolo
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34171