[Bug middle-end/82556] [7/8 Regression] internal compiler error in curr_insn_transform, at lra-constraints.c:4307

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82556

--- Comment #7 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Wed Oct 18 16:44:27 2017
New Revision: 253862

URL: https://gcc.gnu.org/viewcvs?rev=253862&root=gcc&view=rev
Log:
2017-10-18  Vladimir Makarov  <vmaka...@redhat.com>

        PR middle-end/82556
        * lra-constraints.c (curr_insn_transform): Use non-input operand
        instead of output one for matched reload.

2017-10-18  Vladimir Makarov  <vmaka...@redhat.com>

        PR middle-end/82556
        * gcc.target/i386/pr82556.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr82556.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog