CI: added sync test with memory leak detection

src/memory_leak_debug.cpp

@@ -18,11 +18,12 @@
 #include "common.h"
 
 // Simple memory leak detector for Windows users, works best in RelWithDebInfo configuration.
-#if defined(_WIN32) && 0
+#if defined(_WIN32) && defined(DEV_TRACK_MEMORY)
 
 #include "uv_util.h"
 #include <atomic>
 #include <type_traits>
+#include <iostream>
 
 #include <DbgHelp.h>
 
@@ -87,7 +88,7 @@ uint32_t num_allocations = 0;
 uint64_t total_allocated = 0;
 uint32_t cur_allocation_index = 1;
 
-void show_top_10()
+void show_top_10_allocations()
 {
 	TrackedAllocation* buf = reinterpret_cast<TrackedAllocation*>(VirtualAlloc(nullptr, sizeof(TrackedAllocation) * N, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE));
 	if (!buf) {
@@ -263,6 +264,9 @@ void* calloc_hook(size_t count, size_t size) noexcept
 
 void memory_tracking_start()
 {
+	// Trigger std::ostream initialization to avoid reporting it as leaks
+	std::cout << "Memory leak detection = " << 1 << std::endl;
+
 	SymInitialize(GetCurrentProcess(), NULL, TRUE);
 
 	using namespace p2pool;
@@ -272,7 +276,7 @@ void memory_tracking_start()
 	track_memory = true;
 }
 
-void memory_tracking_stop()
+bool memory_tracking_stop()
 {
 	using namespace p2pool;
 
@@ -298,6 +302,8 @@ void memory_tracking_stop()
 	}
 
 	SymCleanup(h);
+
+	return (total_leaks == 0);
 }
 
 NOINLINE void* operator new(size_t n) { return p2pool::allocate(n); }
@@ -313,7 +319,7 @@ NOINLINE void operator delete[](void* p, size_t) noexcept { p2pool::free_hook(p)
 // cppcheck-suppress functionStatic
 void memory_tracking_start() {}
 // cppcheck-suppress functionStatic
-void memory_tracking_stop() {}
+bool memory_tracking_stop() { return true; }
 
 namespace p2pool {