[Bug middle-end/87623] bytes swapped in register when comparing cause fail when compiled with -O1 or higher

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87623

--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Wed Oct 17 17:54:26 2018
New Revision: 265245

URL: https://gcc.gnu.org/viewcvs?rev=265245&root=gcc&view=rev
Log:
        PR middle-end/87623
        * fold-const.c (fold_truth_andor_1): If the right side is not constant,
        bail out if both sides do not have the same storage order.

Added:
    branches/gcc-6-branch/gcc/testsuite/gcc.c-torture/execute/pr87623.c
      - copied unchanged from r265242,
trunk/gcc/testsuite/gcc.c-torture/execute/pr87623.c
Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/fold-const.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog