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Re: GCC build of HEAD failed for native with your patch on 2005-05-07T10:49:22Z.
- From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
- To: Geoffrey Keating <geoffk at geoffk dot org>
- Cc: gcc-regression at gcc dot gnu dot org, aldyh at redhat dot com,archie at dellroad dot org, dvorakz at suse dot cz, echristo at redhat dot com,fitzsim at redhat dot com, jakub at redhat dot com, joern dot rennecke at st dot com,kazu at cs dot umass dot edu, kcook at gcc dot gnu dot org, konqueror at gmx dot de,law at redhat dot com, mark at codesourcery dot com, mark at klomp dot org,nathan at codesourcery dot com, pthaugen at us dot ibm dot com, roman at kennke dot org,rsandifo at redhat dot com, thebohemian at gmx dot net,vda at port dot imtp dot ilyichevsk dot odessa dot ua
- Date: Sun, 15 May 2005 09:55:58 +0200
- Subject: Re: GCC build of HEAD failed for native with your patch on 2005-05-07T10:49:22Z.
- References: <20050507144917.478D817433D8B@gcc-regress.apple.com> <m24qd5rsck.fsf@greed.local>
Hello,
> After this build failure was fixed, we started seeing:
>
> /Users/regress/tbox/cvs-gcc/gcc/gcc/testsuite/gcc.dg/vect/vect-none.c: In function 'foo':
> /Users/regress/tbox/cvs-gcc/gcc/gcc/testsuite/gcc.dg/vect/vect-none.c:72: internal compiler error: in estimate_num_insns_1, at tree-inline.c:1433
> FAIL: gcc.dg/vect/vect-none.c (test for excess errors)
>
> I don't think this can be due to any RTL-level change, so it must be one of:
>
> +2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
this is most likely mine.
Zdenek
> + PR tree-optimization/19401
> + * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
> + * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
> + (estimated_unrolled_size): New function.
> + (try_unroll_loop_completely, canonicalize_loop_induction_variables,
> + tree_unroll_loops_completely): Always unroll loops if the code size
> + does not increase.
> + * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
> + loops should be unrolled completely.
> + (gate_tree_complete_unroll): Run complete unrolling unconditionally.
>
> +2005-05-06 Jeff Law <law@redhat.com>
> +
> + PR tree-optimization/21380
> + * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
> + thread through a block with no preds.
>
> +2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
> +
> + * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
> + ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
> + add_call_read_ops): Use VEC instead of VARRAY.