gcc-8.3/gcc/c_register_pragma_1()

参照元†

• gcc-8.3/gcc/registered_pragmas(global)

説明†

• パス: gcc-8.3/gcc/c-family/c-pragma.c

• FIXME: これは何？
  • 説明

引数†

• const char *space
• const char *name
• internal_pragma_handler ihandler
  • gcc-8.3/gcc/internal_pragma_handler
• bool allow_expansion

返り値†

• なし

参考†

実装†

/* Front-end wrappers for pragma registration to avoid dragging
   cpplib.h in almost everywhere.  */

static void
c_register_pragma_1 (const char *space, const char *name,
                     internal_pragma_handler ihandler, bool allow_expansion)
{
  unsigned id;

  if (flag_preprocess_only)
    {
      pragma_ns_name ns_name;

• • gcc-8.3/gcc/pragma_ns_name

      if (!allow_expansion)
	return;

      ns_name.space = space;
      ns_name.name = name;
      registered_pp_pragmas.safe_push (ns_name);
      id = registered_pp_pragmas.length ();
      id += PRAGMA_FIRST_EXTERNAL - 1;
    }

• • gcc-8.3/gcc/registered_pp_pragmas(global)

  else
    {
      registered_pragmas.safe_push (ihandler);
      id = registered_pragmas.length ();
      id += PRAGMA_FIRST_EXTERNAL - 1;

      /* The C front end allocates 8 bits in c_token.  The C++ front end
	 keeps the pragma kind in the form of INTEGER_CST, so no small
	 limit applies.  At present this is sufficient.  */
      gcc_assert (id < 256);
    }

• • gcc-8.3/gcc/registered_pragmas(global)
  • gcc-8.3/gcc/gcc_assert()

  cpp_register_deferred_pragma (parse_in, space, name, id,
				allow_expansion, false);
}

• • gcc-8.3/gcc/cpp_register_deferred_pragma()

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• katsuhiro

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