test/thread_ctor_throw: New test

meson.build

@@ -210,6 +210,7 @@ test_src = [
   'test/thread_move_assign_terminate.cpp',
   'test/thread_move_assign_joined.cpp',
   'test/thread_join_deadlock.cpp',
+  'test/thread_ctor_throw.cpp',
   'test/thread_id.cpp',
   'test/thread_decay_copy.cpp',
   'test/this_thread_sleep_until.cpp',

test/thread_ctor_throw.cpp

@@ -0,0 +1,39 @@
+/* This file is part of MCF Gthread.
+ * Copyright (C) 2022-2024 LH_Mouse. All wrongs reserved.
+ *
+ * MCF Gthread is free software. Licensing information is included in
+ * LICENSE.TXT as a whole. The GCC Runtime Library Exception applies
+ * to this file.  */
+
+#include "../mcfgthread/cxx11.hpp"
+#include "../mcfgthread/exit.h"
+#include <assert.h>
+#include <stdio.h>
+
+#ifdef TEST_STD
+#  include <thread>
+namespace NS = std;
+#else
+namespace NS = ::_MCF;
+#endif
+
+struct copy_will_throw
+  {
+    copy_will_throw() { }
+    copy_will_throw(const copy_will_throw&) { throw 42;  }
+    void operator()() { ::std::terminate();  }
+  };
+
+int
+main(void)
+  {
+    try {
+      copy_will_throw t;
+      NS::thread thr(t);
+      ::std::terminate();
+    }
+    catch(int e) {
+      NS::this_thread::sleep_for(NS::chrono::seconds(3));
+      assert(e == 42);
+    }
+  }