layers: Track whether a swapchain has been replaced

If a swapchain is used as VkSwapchainCreateInfoKHR::oldSwapchain, then
it is replaced. This occurs even if the new swapchain creation fails.

Signed-off-by: Chris Forbes <chrisforbes@google.com>

2 files changed, 4 insertions, 0 deletions

diff --git a/layers/core_validation.cpp b/layers/core_validation.cpp
index 6992041a..7d79e2c6 100644
--- a/layers/core_validation.cpp
+++ b/layers/core_validation.cpp
@@ -11984,6 +11984,9 @@ VKAPI_ATTR VkResult VKAPI_CALL CreateSwapchainKHR(VkDevice device, const VkSwapc
     }
 
     // Spec requires that even if CreateSwapchainKHR fails, oldSwapchain behaves as replaced.
+    if (old_swapchain_state) {
+        old_swapchain_state->replaced = true;
+    }
     surface_state->old_swapchain = old_swapchain_state;
 
     return result;
diff --git a/layers/core_validation_types.h b/layers/core_validation_types.h
index 838a82c2..298848a4 100644
--- a/layers/core_validation_types.h
+++ b/layers/core_validation_types.h
@@ -292,6 +292,7 @@ class SWAPCHAIN_NODE {
     safe_VkSwapchainCreateInfoKHR createInfo;
     VkSwapchainKHR swapchain;
     std::vector<VkImage> images;
+    bool replaced = false;
     SWAPCHAIN_NODE(const VkSwapchainCreateInfoKHR *pCreateInfo, VkSwapchainKHR swapchain)
         : createInfo(pCreateInfo), swapchain(swapchain) {}
 };