gfc-internals.texi (section gfc_code): Extended documentation about gfc_code in the internal datastructures chapter...

2008-06-28  Daniel Kraft  <d@domob.eu>

	* gfc-internals.texi (section gfc_code):  Extended documentation about
	gfc_code in the internal datastructures chapter including details about
	how IF, DO and SELECT blocks look like and an example for how the
	block-chaining works.

From-SVN: r137226