[Bug tree-optimization/83501] [8 Regression] strlen(a) not folded after strcpy(a, "...")

[prathamesh3492 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501

--- Comment #5 from prathamesh3492 at gcc dot gnu.org ---
Author: prathamesh3492
Date: Wed Jan  3 16:07:32 2018
New Revision: 256180

URL: https://gcc.gnu.org/viewcvs?rev=256180&root=gcc&view=rev
Log:
2018-01-03  Prathamesh Kulkarni  <prathamesh.kulka...@linaro.org>

        PR tree-optimization/83501
        * tree-ssa-strlen.c (get_string_cst): New.
        (handle_char_store): Call get_string_cst.

testsuite/
        * gcc.dg/tree-ssa/pr83501.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr83501.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-strlen.c