re PR middle-end/46314 (frontends use ASM_GENERATE_INTERNAL_LABEL)

re PR middle-end/46314 (frontends use ASM_GENERATE_INTERNAL_LABEL)

	PR middle-end/46314
gcc:
	* target.def (generate_internal_label): New asm_out hook.
	* output.h (default_generate_internal_label): Declare.
	* varasm.c (default_generate_internal_label): Define.
gcc/cp:
	* method.c (make_alias_for_thunk):
	Use targetm.asm_out.generate_internal_label.
gcc/java:
	* class.c: Include target.h.
	(make_local_function_alias):
	Use targetm.asm_out.generate_internal_label.
	* expr.c (lookup_label, generate_name): Likewise.

From-SVN: r166404