bitset: Include limits.h.

	* bitset: Include limits.h.
	* bitset (class bitset): Declare reference as our friend.

From-SVN: r30430

diff --git a/libstdc++/stl/ChangeLog b/libstdc++/stl/ChangeLog
index 74b25a4afdacc250a07e135af11527d8acb47ce1..11d4bfb50c0283972171920f30d120014d638fd6 100644 (file)
--- a/libstdc++/stl/ChangeLog
+++ b/libstdc++/stl/ChangeLog
@@ -1,3 +1,8 @@
+1999-11-06  Martin v. Löwis  <loewis@informatik.hu-berlin.de>
+
+       * bitset (class bitset): Declare reference as our friend.
+       * bitset: Include limits.h.
+
 1999-08-08  Alexandre Oliva  <oliva@dcc.unicamp.br>
 
        * pthread_alloc: Solaris' ctype.h defines _U to 01; use _Up as

diff --git a/libstdc++/stl/bitset b/libstdc++/stl/bitset
index e26845ed0455a455f6e9bcfc41b30fcf8c4dcc78..8b4f8b1a0f806f642d9466ca708057026b280892 100644 (file)
--- a/libstdc++/stl/bitset
+++ b/libstdc++/stl/bitset
@@ -36,6 +36,7 @@
 
 
 #include <stddef.h>     // for size_t
+#include <limits.h>     // for CHAR_BIT
 #include <string>
 #include <stdexcept>    // for invalid_argument, out_of_range, overflow_error
 #include <iostream.h>   // for istream, ostream
@@ -568,6 +569,8 @@ private:
 public:
 
   // bit reference:
+  class reference;
+  friend class reference;
   class reference {
     friend class bitset;