r181181 - in /trunk/gcc: fortran/ChangeLog fort...

[fxcoudert@gcc.gnu.org]

Author: fxcoudert
Date: Tue Nov  8 23:15:11 2011
New Revision: 181181

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181181
Log:
	PR fortran/50409
	* expr.c (gfc_simplify_expr): Substrings can't have negative
	length.
	* gcc/testsuite/gfortran.dg/string_5.f90: Improve testcase.

Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/expr.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/string_5.f90