Remove unneeded test for STRING_TYPE.

From-SVN: r6572

gcc/config/sparc/sparc.c

@@ -3014,7 +3014,6 @@ sparc_type_code (type)
 	case CHAR_TYPE:		/* GNU Pascal CHAR type.  Not used in C.  */
 	case BOOLEAN_TYPE:	/* GNU Fortran BOOLEAN type.  */
 	case FILE_TYPE:		/* GNU Pascal FILE type.  */
-	case STRING_TYPE:	/* GNU Fortran STRING type.  */
 	case SET_TYPE:		/* GNU Pascal SET type.  */
 	case LANG_TYPE:		/* ? */
 	  return qualifiers;

gcc/tree.c

@@ -2136,7 +2136,6 @@ substitute_in_type (t, f, r)
     case REFERENCE_TYPE:
     case FILE_TYPE:
     case SET_TYPE:
-    case STRING_TYPE:
     case FUNCTION_TYPE:
     case LANG_TYPE:
       /* Don't know how to do these yet.  */