Avoid redefinition warnings of NOMINMAX if you've already defined it.
diff --git a/src/vk_mem_alloc.h b/src/vk_mem_alloc.h
index 5fdadae..f868784 100644
--- a/src/vk_mem_alloc.h
+++ b/src/vk_mem_alloc.h
@@ -1369,7 +1369,9 @@
     #endif

 #endif

 

+#ifndef NOMINMAX

 #define NOMINMAX // For Windows.h

+#endif

 

 #include <vulkan/vulkan.h>