[patch, fortran] Fix PR 62142

[Thomas Koenig]

Hello world,

I committed the attached patch as obvious to trunk after regression
testing.  It fixes the regression in the test case by adding
a NULL check to a pointer.  Will commit to 4.9 soon.

Regards

	Thomas

2014-08-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/62142
        * trans-expr.c (is_runtime_conformable):  Add NULL pointer check.

2014-08-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/62142
        * gfortran.dg/realloc_on_assign_24.f90:  New test.
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