[Bug middle-end/69909] [6 Regression] wrong code with -Os and vectors @ x86_64

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69909

--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Feb 24 08:36:16 2016
New Revision: 233656

URL: https://gcc.gnu.org/viewcvs?rev=233656&root=gcc&view=rev
Log:
        PR middle-end/69909
        * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
        set_mem_attributes if tem is SSA_NAME which got expanded
        as a MEM.

        * gcc.dg/torture/pr69909.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr69909.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c
    trunk/gcc/testsuite/ChangeLog