[patch, fortran] Fix PR 82567

[Jerry DeLisle]

On 10/17/2017 03:36 PM, Thomas Koenig wrote:
> Hello world,
> 
> this patch fixes a regression with long compile times,
> which came about due to our handling of array constructors
> at compile time.  This, togeteher with a simplification in
> front end optimization, led to long compile times and large
> code.
> 
> Regression-tested. OK for trunk and the other affected branches?
> 

Well I know 42 is the answer to the ultimate question of the universe so this
must be OK.  I just don't know what the question is.

OK and thanks,

Jerry

+#define CONSTR_LEN_MAX 42
+