Split symtab_node declarations onto multiple lines

Split symtab_node declarations onto multiple lines

gcc/
	* cgraphunit.c (analyze_functions): Split symtab_node
	declarations onto multiple lines to make things easier
	for rename_symtab.py.

	* symtab.c (symtab_dissolve_same_comdat_group_list): Likewise.
	(symtab_semantically_equivalent_p): Likewise.

gcc/lto
	* lto-symtab.c (lto_symtab_merge_decls_2): Split symtab_node
	declarations onto multiple lines to make things easier for
	rename_symtab.py.
	(lto_symtab_merge_decls_1): Likewise.
	(lto_symtab_merge_symbols_1): Likewise.

From-SVN: r204216