#define COMPILE_I_EXPR_VAL "__gdb_expr_val"
#define COMPILE_I_EXPR_PTR_TYPE "__gdb_expr_ptr_type"
+/* A "type" to indicate a NULL type. */
+
+const gcc_type GCC_TYPE_NONE = (gcc_type) -1;
+
/* Call gdbarch_register_name (GDBARCH, REGNUM) and convert its result
to a form suitable for the compiler source. The register names
should not clash with inferior defined macros. */