[Bug middle-end/81695] [5/6/7/8 Regression] internal compiler error: in size_binop_loc, at fold-const.c:1768

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81695

--- Comment #7 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Fri Aug  4 11:28:04 2017
New Revision: 250871

URL: https://gcc.gnu.org/viewcvs?rev=250871&root=gcc&view=rev
Log:
        PR middle-end/81695
        * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
        perform the computation in offset_int.

        * gcc.dg/pr81695.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr81695.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog