[Bug target/69071] [6 Regression] ICE: in decompose, at rtl.h:2107 with -g

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69071

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Jan 11 19:06:34 2016
New Revision: 232241

URL: https://gcc.gnu.org/viewcvs?rev=232241&root=gcc&view=rev
Log:
        PR target/69071
        * lra-eliminations.c (move_plus_up): Only move plus up
        if subreg of the constant can be simplified into constant
        and use the simplified subreg of the constant instead of
        the original constant.

        * gcc.dg/pr69071.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr69071.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-eliminations.c
    trunk/gcc/testsuite/ChangeLog