1 files changed, 3 insertions, 1 deletions
diff --git a/ACE/ace/OS_NS_Thread.cpp b/ACE/ace/OS_NS_Thread.cpp
index 2d2b4cae797..598fa0f0762 100644
--- a/ACE/ace/OS_NS_Thread.cpp
+++ b/ACE/ace/OS_NS_Thread.cpp
@@ -5132,7 +5132,9 @@ ACE_END_VERSIONED_NAMESPACE_DECL
 int
 spa (FUNCPTR entry, ...)
 {
-  static _Vx_usr_arg_t const ACE_MAX_ARGS = 10;
+  // The called entrypoint can get the function name plus the normal 10
+  // optional arguments.
+  static _Vx_usr_arg_t const ACE_MAX_ARGS = 1 + 10;
   static char *argv[ACE_MAX_ARGS] = { 0 };
   va_list pvar;
   _Vx_usr_arg_t argc;