vstring.h (to_wstring(long long), [...]): Disable for _GLIBCXX_HAVE_BROKEN_VSWPRINTF.

	* include/ext/vstring.h (to_wstring(long long),
	to_wstring(unsigned long long), to_wstring(long double)): Disable
	for _GLIBCXX_HAVE_BROKEN_VSWPRINTF.

From-SVN: r151824

libstdc++-v3/ChangeLog

+2009-09-17  Joseph Myers  <joseph@codesourcery.com>
+
+	* include/ext/vstring.h (to_wstring(long long),
+	to_wstring(unsigned long long), to_wstring(long double)): Disable
+	for _GLIBCXX_HAVE_BROKEN_VSWPRINTF.
+
 2009-09-17  Johannes Singler  <singler@ira.uka.de>
 
         * include/parallel/algobase.h: Replace tabs by spaces;

libstdc++-v3/include/ext/vstring.h

@@ -2523,6 +2523,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
   stold(const __wvstring& __str, std::size_t* __idx = 0)
   { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); }
 
+#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
   inline __wvstring
   to_wstring(long long __val)
   { return __gnu_cxx::__to_xstring<__wvstring>(&std::vswprintf,
@@ -2543,6 +2544,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
 					       L"%Lf", __val);
   }
 #endif
+#endif
 
 _GLIBCXX_END_NAMESPACE