[Bug fortran/82934] [6/7/8 Regression] Segfault on assumed character length in allocate

[pault at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82934

--- Comment #4 from Paul Thomas <pault at gcc dot gnu.org> ---
Author: pault
Date: Mon Nov 13 20:46:08 2017
New Revision: 254709

URL: https://gcc.gnu.org/viewcvs?rev=254709&root=gcc&view=rev
Log:
2017-11-13  Paul Thomas  <pa...@gcc.gnu.org>

        Backport from trunk
        PR fortran/82934
        * trans-stmt.c (gfc_trans_allocate): Remove the gcc_assert on
        null string length for assumed length typespec and set
        expr3_esize to NULL_TREE;

2017-11-13  Paul Thomas  <pa...@gcc.gnu.org>

        Backport from trunk
        PR fortran/82934
        * gfortran.dg/allocate_assumed_charlen_1.f90: New test.


Added:
   
branches/gcc-7-branch/gcc/testsuite/gfortran.dg/allocate_assumed_charlen_1.f90
Modified:
    branches/gcc-7-branch/gcc/fortran/ChangeLog
    branches/gcc-7-branch/gcc/fortran/trans-stmt.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog