[Bug rtl-optimization/89225] [9 Regression] LRA hang on ppc64le compiling glibc starting with r268404

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89225

--- Comment #2 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Wed Feb  6 21:48:45 2019
New Revision: 268597

URL: https://gcc.gnu.org/viewcvs?rev=268597&root=gcc&view=rev
Log:
2019-02-06  Vladimir Makarov  <vmaka...@redhat.com>

        PR rtl-optimization/89225
        * lra-constaints.c (simplify_operand_subreg): Add subreg mode
        sizes check.

2019-02-06  Vladimir Makarov  <vmaka...@redhat.com>

        PR rtl-optimization/89225
        * gcc.target/powerpc/pr89225.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/powerpc/pr89225.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog