re PR tree-optimization/36100 (always_inline attribute is broken at -O0)

	PR bootstrap/36100
	* ipa-inline.c (inline_generate_summary): Make static.
	(inline_transform): Do not call inlining at -O0; make static.
	* passes.c (execute_todo): Add sanity check.
	(execute_one_ipa_transform_pass): Execute proper flags.

From-SVN: r134885