[PATCH] PR fortran/88810 -- Code clean up

[Steve Kargl]

This PR flags a section of confusing but correct code.
The attach patch rewrites the code to hopefully provide
some clarity.  It has lived my tree for around 6 months,
so has sufferred through numerous regression tests.
OK to commit?

2019-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/88810
	* dependency.c (gfc_dep_resolver): Re-arrange code to make the logic
	a bit more transparent.  Fix 2 nearby formatting issues.
 
-- 
Steve
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