Fix windows build issues in cube.c and device_limits.cpp
diff --git a/demos/cube.c b/demos/cube.c
index b339868..9d3c7a8 100644
--- a/demos/cube.c
+++ b/demos/cube.c
@@ -2275,7 +2275,7 @@
assert(gfx_queue_idx < demo->queue_count);
// Query fine-grained feature support for this device.
// If app has specific feature requirements it should check supported features based on this query
- VkPhysicalDeviceFeatures physDevFeatures = {};
+ VkPhysicalDeviceFeatures physDevFeatures;
err = vkGetPhysicalDeviceFeatures(demo->gpu, &physDevFeatures);
assert(!err);