2008-05-01  Benjamin Kosnik  <bkoz@redhat.com>

	 * include/bits/c++config: Revert _GLIBCXX_LONG_DOUBLE_COMPAT change.

Index: include/bits/c++config
===================================================================
--- include/bits/c++config	(revision 134869)
+++ include/bits/c++config	(working copy)
@@ -212,12 +212,11 @@
 
 // XXX GLIBCXX_ABI Deprecated
 // Define if compatibility should be provided for -mlong-double-64
-#if defined __cplusplus && defined __LONG_DOUBLE_128__ 
 #undef _GLIBCXX_LONG_DOUBLE_COMPAT
-#endif
 
 // Namespace associations for long double 128 mode.
-#ifdef _GLIBCXX_LONG_DOUBLE_COMPAT
+#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \
+  && defined __cplusplus
 namespace std
 {
   inline namespace __gnu_cxx_ldbl128 { }