Backported from mainline

	Backported from mainline
	2011-12-15  Jakub Jelinek  <jakub@redhat.com>

	PR debug/51517
	* tree-ssa-coalesce.c (coalesce_ssa_name): For !optimize, test
	!DECL_IGNORED_P instead of !DECL_ARTIFICIAL.

	* trans-decl.c (gfc_get_symbol_decl): Don't set DECL_INITAL on span.
	(gfc_trans_deferred_vars): Instead add its runtime initialization
	here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@184048 138bc75d-0d04-0410-961f-82ee72b054a4