[Bug fortran/81116] Last character of allocatable-length string reset to blank in an assigment

[aldyh at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81116

--- Comment #5 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Author: aldyh
Date: Wed Sep 13 17:02:22 2017
New Revision: 252446

URL: https://gcc.gnu.org/viewcvs?rev=252446&root=gcc&view=rev
Log:
2017-08-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/81116
        * frontend-passes.c (realloc_string_callback): If expression is a
        concatenation, also check for dependency.
        (constant_string_length): Check for presence of symtree.

2017-08-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/81116
        * gfortran.dg/realloc_on_assignment_29.f90:  New test.

Added:
    branches/range-gen2/gcc/testsuite/gfortran.dg/realloc_on_assign_29.f90
Modified:
    branches/range-gen2/gcc/fortran/ChangeLog
    branches/range-gen2/gcc/fortran/frontend-passes.c
    branches/range-gen2/gcc/testsuite/ChangeLog