PR tree-optimization/29484
	* tree-inline.c (inline_forbidden_p_2): New function.
	(inline_forbidden_p): Disallow inlining if some static var
	has an address of a local LABEL_DECL in its initializer.
	* doc/extend.texi (Labels as Values): Document &&foo behaviour
	vs. inlining.

	* gcc.c-torture/execute/20071220-1.c: New test.
	* gcc.c-torture/execute/20071220-2.c: New test.

From-SVN: r131300