[Bug target/85503] [8 Regression] ICE in replace_swapped_load_constant, at config/rs6000/rs6000-p8swap.c:1853 on powerpc64le-linux-gnu

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85503

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Apr 24 16:05:19 2018
New Revision: 259607

URL: https://gcc.gnu.org/viewcvs?rev=259607&root=gcc&view=rev
Log:
        PR target/85503
        * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Punt if
        const_vector is not CONST_VECTOR or SYMBOL_REF for a constant pool
        containing a CONST_VECTOR.

        * g++.dg/ext/pr85503.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ext/pr85503.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000-p8swap.c
    trunk/gcc/testsuite/ChangeLog