[Bug middle-end/86528] [9 Regression] strlen of constant string malfunction -- had to back out fix for PR middle-end/77357

[edlinger at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86528

--- Comment #6 from Bernd Edlinger <edlinger at gcc dot gnu.org> ---
Author: edlinger
Date: Mon Jul 16 18:03:15 2018
New Revision: 262742

URL: https://gcc.gnu.org/viewcvs?rev=262742&root=gcc&view=rev
Log:
gcc:
2018-07-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR middle-end/86528
        * builtins.c (check_access): Bail out if range[0] is no INTEGER_CST.
        * expr.c (string_constant): Fix the element size of ARRAY_TYPE.

testsuite:
2018-07-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR middle-end/86528
        * gcc.c-torture/execute/pr86528.c: New test.
        * gcc.dg/Wrestrict-10.c (test_arr_strcat_2): Fix typo.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr86528.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/expr.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/Wrestrict-10.c