[Bug rtl-optimization/92796] [10 Regression] ICE in lra_assign, at lra-assigns.c:1646 on powerpc64le-linux-gnu

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92796

--- Comment #11 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Tue Dec 10 22:07:57 2019
New Revision: 279204

URL: https://gcc.gnu.org/viewcvs?rev=279204&root=gcc&view=rev
Log:
2019-12-10  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/92796
        * lra-int.h (lra_risky_transformations_p): Rename to
        check_and_force_assignment_correctness_p.
        * lra-assigns.c: Ditto.
        (lra_assign): Reset check_and_force_assignment_correctness_p.
        * lra-constraints.c (lra_risky_transformations_p): Rename to
        check_and_force_assignment_correctness_p.
        (lra_constraints): Set up check_and_force_assignment_correctness_p
        only for the 1st sub-pass.
        * lra-eliminations.c (process_insn_for_elimination): Set up
        check_and_force_assignment_correctness_p if the insn chnaged its
        code.

2019-12-10  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/92796
        * gcc.target/powerpc/pr92796.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/powerpc/pr92796.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-assigns.c
    trunk/gcc/lra-constraints.c
    trunk/gcc/lra-eliminations.c
    trunk/gcc/lra-int.h
    trunk/gcc/testsuite/ChangeLog