[Bug fortran/67939] ICE on using data with negative substring range

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67939

--- Comment #4 from kargl at gcc dot gnu.org ---
Author: kargl
Date: Wed Oct 21 21:40:05 2015
New Revision: 229153

URL: https://gcc.gnu.org/viewcvs?rev=229153&root=gcc&view=rev
Log:
2015-10-21  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/67939
        * data.c (create_character_initializer): Deal with zero length string.


2015-10-21  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/67939
        * gfortran.dg/pr67939.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr67939.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/data.c
    trunk/gcc/testsuite/ChangeLog