trans.h (gfc_set_decl_assembler_name): New prototype.
* trans.h (gfc_set_decl_assembler_name): New prototype.
* trans-decl.c (gfc_set_decl_assembler_name): New function.
(gfc_get_symbol_decl, gfc_get_extern_function_decl,
build_function_decl): Use gfc_set_decl_assembler_name instead of
SET_DECL_ASSEMBLER_NAME.
* trans-common.c (build_common_decl): Use
gfc_set_decl_assembler_name instead of SET_DECL_ASSEMBLER_NAME.