narrow_widen_char.cc: Tweak the number of iterations for each test.

2003-12-16  Paolo Carlini  <pcarlini@suse.de>

	* testsuite/performance/narrow_widen_char.cc: Tweak the
	number of iterations for each test.
	* testsuite/performance/narrow_widen_wchar_t.cc: Add a
	missing clear_counters.

From-SVN: r74692

libstdc++-v3/ChangeLog

 2003-12-16  Paolo Carlini  <pcarlini@suse.de>
 
+	* testsuite/performance/narrow_widen_char.cc: Tweak the
+	number of iterations for each test.
+	* testsuite/performance/narrow_widen_wchar_t.cc: Add a
+	missing clear_counters.
+
+2003-12-16  Paolo Carlini  <pcarlini@suse.de>
+
 	PR libstdc++/11723
 	* include/bits/locale_facets.h: Add _M_bit and _M_wmask,
 	used to speed up the computation of ctype::do_is.

libstdc++-v3/testsuite/performance/narrow_widen_char.cc

@@ -35,7 +35,6 @@ int main()
 
   time_counter time;
   resource_counter resource;
-  const long iters = 200000000;
   char bufin[] = "This was an attempt to bypass string construction just for test.";
   char bufout[sizeof(bufin)];
 
@@ -60,14 +59,15 @@ int main()
 
   // widen
   start_counters(time, resource);
-  for (long i = 0; i < iters; ++i)
+  for (long i = 0; i < 1000000000; ++i)
     ct.widen(i % 128);
   stop_counters(time, resource);
   report_performance(__FILE__, "widen", time, resource);
+  clear_counters(time, resource);
 
   // widen array
   start_counters(time, resource);
-  for (long i = 0; i < iters; ++i)
+  for (long i = 0; i < 100000000; ++i)
     ct.widen(bufin, bufin+sizeof(bufin), bufout);
   stop_counters(time, resource);
   report_performance(__FILE__, "widen_array", time, resource);

libstdc++-v3/testsuite/performance/narrow_widen_wchar_t.cc

@@ -63,6 +63,7 @@ int main()
     ct.widen(i % 128);
   stop_counters(time, resource);
   report_performance(__FILE__, "widen", time, resource);
+  clear_counters(time, resource);
 
   // widen array
   start_counters(time, resource);