Merge pull request #2408 from DOCGroup/mergify/bp/ace6tao2/pr-2407

[ace6tao2] Only platforms with a 32bit time_t signed will have problems in 2038,… (backport #2407)

Author: jwillemsen

ACE/tests/Time_Value_Test.cpp

@@ -16,13 +16,14 @@
 #include "test_config.h"
 #include "ace/ACE.h"
 #include "ace/Time_Value.h"
-
 #include "ace/Numeric_Limits.h"
 
 #ifdef ACE_HAS_CPP98_IOSTREAMS
 #include <sstream>
 #endif
 
+#include <type_traits>
+
 int
 run_main (int, ACE_TCHAR *[])
 {
@@ -214,9 +215,17 @@ run_main (int, ACE_TCHAR *[])
 
   if (sizeof(time_t) < 8)
     {
-      ACE_ERROR ((LM_ERROR,
-                  ACE_TEXT ("time_t not at least 64bit, this platform will have problems after 2038\n")));
-      ++ret;
+      if (std::is_signed<time_t>::value)
+        {
+          ACE_ERROR ((LM_ERROR,
+                      ACE_TEXT ("time_t is 32bit signed, this platform will have problems after 2038\n")));
+          ++ret;
+        }
+      else
+        {
+          ACE_DEBUG ((LM_DEBUG,
+                      ACE_TEXT ("time_t is 32bit unsigned, this platform will have problems after 2106\n")));
+        }
     }
   else
     {