[PATCH] PR fortran/69395 -- don't exceed max allowed array dimensions

[Steve Kargl]

The attachedi patch detects situations where the sum of
an array's rank and corank exceeds the maximum allowed
by the Standard.  Regression tested on x86_64-*-freebsd.

2018-03-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/69395
	* decl.c (merge_array_spec): Limit the merging to maximum allowed
	dimensions, and issue error message if limit is exceeded.

2018-03-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/69395
	* gfortran.dg/pr69395.f90

-- 
Steve
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