numeric_limits.cc: Check the maximum and minimum values of the wchar_t type.

2002-09-25  Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>

	* testsuite/18_support/numeric_limits.cc: Check the maximum and
	minimum values of the wchar_t type.

From-SVN: r57512

libstdc++-v3/ChangeLog

+2002-09-25  Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>
+
+	* testsuite/18_support/numeric_limits.cc: Check the maximum and
+	minimum values of the wchar_t type.
+
 2002-09-25  Mark Mitchell  <mark@codesourcery.com>
 
 	* include/std/std_limits.h (numeric_limits<unsigned char>::digits): 

libstdc++-v3/testsuite/18_support/numeric_limits.cc

@@ -25,6 +25,7 @@
 #include <limits>
 #include <limits.h>
 #include <float.h>
+#include <cwchar>
 #include <testsuite_hooks.h>
 
 template<typename T>
@@ -48,6 +49,10 @@ DEFINE_EXTREMA(unsigned, 0U, UINT_MAX);
 DEFINE_EXTREMA(long, LONG_MIN, LONG_MAX);
 DEFINE_EXTREMA(unsigned long, 0UL, ULONG_MAX);
 
+#if _GLIBCPP_USE_WCHAR_T
+DEFINE_EXTREMA(wchar_t, WCHAR_MIN, WCHAR_MAX);
+#endif //_GLIBCPP_USE_WCHAR_T
+
 DEFINE_EXTREMA(float, FLT_MIN, FLT_MAX);
 DEFINE_EXTREMA(double, DBL_MIN, DBL_MAX);
 DEFINE_EXTREMA(long double, LDBL_MIN, LDBL_MAX);