------- Comment #1 from fxcoudert at gcc dot gnu dot org  2006-06-08 21:48 
-------
Subject: Bug 27958

Author: fxcoudert
Date: Thu Jun  8 21:48:05 2006
New Revision: 114496

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=114496
Log:
        PR fortran/27958

        * trans-expr.c (gfc_conv_substring): If the substring start is
        greater than its end, the length of the substring is zero, and
        not negative.
        (gfc_trans_string_copy): Don't generate a call to
        _gfortran_copy_string when destination length is zero.

        * gcc/testsuite/gfortran.dg/substr_2.f: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/substr_2.f
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-expr.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27958

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