[wide-int] Restore msp430 build

[Richard Sandiford]

Installed as obvious.

Richard


Index: gcc/config/msp430/msp430.c
===================================================================
--- gcc/config/msp430/msp430.c  2013-11-03 10:04:56.004019113 +0000
+++ gcc/config/msp430/msp430.c  2013-11-03 10:19:04.928118621 +0000
@@ -1058,7 +1058,7 @@ msp430_attr (tree * node,
          break;
 
        case INTEGER_CST:
-         if (TREE_INT_CST_LOW (value) > 31)
+         if (wi::gtu_p (value, 31))
            /* Allow the attribute to be added - the linker script
               being used may still recognise this value.  */
            warning (OPT_Wattributes,
@@ -1132,7 +1132,7 @@ msp430_start_function (FILE *file, const
                     TREE_STRING_POINTER (intr_vector));
          else /* TREE_CODE (intr_vector) == INTEGER_CST */
            sprintf (buf, "__interrupt_vector_%u",
-                    (unsigned int) TREE_INT_CST_LOW (intr_vector));
+                    (unsigned int) tree_to_hwi (intr_vector));
 
          switch_to_section (get_section (buf, SECTION_CODE, decl));
          fputs ("\t.word\t", file);