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From: "sje at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug rtl-optimization/63823] [5.0 Regression] MIPS will not build due to LRA ICE with 64 bit ABI
Date: Tue, 11 Nov 2014 18:15:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63823

--- Comment #3 from Steve Ellcey <sje at gcc dot gnu.org> ---
I think the failure may have started with r217265, but I have not confirmed
that for sure.

r217265 | vmakarov | 2014-11-09 08:45:15 -0800 (Sun, 09 Nov 2014) | 34 lines

2014-11-09  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/63620
        * lra-constraints.c (substitute_pseudo): Add prefix lra_ to the
        name.  Move to lra.c.  Make it external.
        (substitute_pseudo_within_insn): Ditto.
        (inherit_reload_reg, split_reg, remove_inheritance_pseudos): Use
        the new names.
        (undo_optional_reloads): Ditto.
        * lra-int.h (lra_dump_bitmap_with_title, lra_substitute_pseudo):
        New prototypes.
.
.
.