cgraph.c (cgraph_function_body_availability): Handle weakref correctly.

cgraph.c (cgraph_function_body_availability): Handle weakref correctly.

	* cgraph.c (cgraph_function_body_availability): Handle weakref
	correctly.
	* passes.def: Remove pass_fixup_cfg.
	* ipa-inline.c (ipa_inline): When not optimizing, do not inline;
	track when we need to remove functions.
	(gate_ipa_inline): Execute inlining always; add comment why.
	(pass_data_ipa_inline): Remove TODO_remove_functions.
	* ipa-inline-analysis.c (inline_generate_summary): When not optimizing
	do not produce summaries.
	* symtab.c (change_decl_assembler_name): Handle renaming of weakrefs.
	(symtab_nonoverwritable_alias): Assert we are not called on weakref.
	* varpool.c (cgraph_variable_initializer_availability): Fix weakrefs,
	constant pool and vtable.

From-SVN: r202111