* c-exp.y (parse_number): Make it so that integer constants are

builtin_type_long_long if builtin_type_long isn't big enough or if
	an "LL" suffix is used.  Properly handle "UL" or "LU" suffixes.

gdb/c-exp.y

@@ -1046,7 +1046,13 @@ parse_number (p, len, parsed_float, putithere)
     }
   else
     {
-      high_bit = ((unsigned LONGEST)1) << (TARGET_LONG_LONG_BIT - 1);
+      high_bit = (((unsigned LONGEST)1)
+		  << (TARGET_LONG_LONG_BIT - 32 - 1)
+		  << 16
+		  << 16);
+      if (high_bit == 0)
+	/* A long long does not fit in a LONGEST.  */
+	high_bit = (unsigned LONGEST)1 << sizeof (LONGEST) * HOST_CHAR_BIT - 1;
       unsigned_type = builtin_type_unsigned_long_long;
       signed_type = builtin_type_long_long;
     }