[Bug target/89752] [8/9 Regression] ICE in emit_move_insn, at expr.c:3723

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89752

--- Comment #15 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar 20 11:26:42 2019
New Revision: 269819

URL: https://gcc.gnu.org/viewcvs?rev=269819&root=gcc&view=rev
Log:
        PR target/89752
        * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
        update this_alternative nor this_alternative_set.

        * g++.target/aarch64/aarch64.exp: New file.
        * g++.target/aarch64/pr89752.C: New test.

Added:
    trunk/gcc/testsuite/g++.target/aarch64/aarch64.exp
    trunk/gcc/testsuite/g++.target/aarch64/pr89752.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog