(assign_parms): Declare and set current_call_is_indirect.

From-SVN: r4516

gcc/function.c

@@ -2704,6 +2704,9 @@ assign_parms (fndecl, second_time)
   int nparmregs = list_length (fnargs) + LAST_VIRTUAL_REGISTER + 1;
   int varargs_setup = 0;
   rtx conversion_insns = 0;
+  /* FUNCTION_ARG may look at this variable.  Since this is not
+     expanding a call it will always be zero in this function.  */
+  int current_call_is_indirect = 0;
 
   /* Nonzero if the last arg is named `__builtin_va_alist',
      which is used on some machines for old-fashioned non-ANSI varargs.h;