Revert "PR bootstrap/53459 - unused local typedef when building on altivec"

This reverts commit r187853

From-SVN: r187946

libcpp/ChangeLog

@@ -23,11 +23,6 @@
 	(enter_macro_context): Set the cpp_reader::about_to_expand_macro_p
 	flag until we really start expanding the macro.
 
-2012-05-24  Dodji Seketeli  <dodji@redhat.com>
-
-	PR bootstrap/53459
-	* lex.c (search_line_fast): Remove unused typedef check_count.
-
 2012-05-16  Dodji Seketeli  <dodji@redhat.com>
 
 	PR preprocessor/7263

libcpp/lex.c

@@ -590,6 +590,7 @@ search_line_fast (const uchar *s, const uchar *end ATTRIBUTE_UNUSED)
   {
 #define N  (sizeof(vc) / sizeof(long))
 
+    typedef char check_count[(N == 2 || N == 4) * 2 - 1];
     union {
       vc v;
       unsigned long l[N];