[Bug fortran/65894] [6 Regression] severe regression in gfortran 6.0.0

["dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65894

--- Comment #20 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Patch submitted at:
>
> https://gcc.gnu.org/ml/fortran/2015-05/msg00025.html
>
> This patch also fixes the issue in comment #15.

With the submitted patch I have been able to build the whizard package. The
summary for 'make check' is

============================================================================
Testsuite summary for WHIZARD 2.2.6
============================================================================
# TOTAL: 280
# PASS:  60
# SKIP:  167
# XFAIL: 0
# FAIL:  53
# XPASS: 0
# ERROR: 0

Many failures are of the kind

FAIL: models.run
================

Running script ./models.run
| Writing log to 'models.log'
| ============================================================================
| Running self-test: models
| ----------------------------------------------------------------------------
Running test: models_1 ... success.
Running test: models_2| Reading model file
'/Users/dominiq/Downloads/whizard-2.2.6/share/models/Test.mdl'
whizard(55852,0x7fff72381300) malloc: *** error for object 0x7fff54a0a5e8:
pointer being freed was not allocated
*** set a breakpoint in malloc_error_break to debug

Is this expected?