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

[juergen.reuter at desy dot de]

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

--- Comment #10 from Jürgen Reuter <juergen.reuter at desy dot de> ---
(In reply to Dominique d'Humieres from comment #9)
> > With the attached patch your small test case and the test suite runs
> > w/o segfault now. Furthermore does gcc6 bootstrap and regtest ok
> > with the patch.
> 
> Confirmed. The bigger test in comment 2 runs without segfault also. However
> I get an ICE when compiling the full package at
> http://whizard.hepforge.org/versions/unofficial/whizard-2.2.6_alpha-20150426.
> tar.gz
> 
> libtool: compile:  gfc -I../basics -I../utilities -I../testing -I../system
> -I../combinatorics -I../expr_base -I../physics -g -O2 -c evaluators.f90 
> -fno-common -o .libs/evaluators.o
> evaluators.f90:897:0:
> 
>                   .or. qn_mask_rest
>  1
> internal compiler error: in gfc_trans_assignment_1, at
> fortran/trans-expr.c:9203


I confirm this ICE with the patch and will provide a smaller test case soon.