diff --git a/ash/src/device.rs b/ash/src/device.rs
index b8c07ae02..8c2892a5d 100644
--- a/ash/src/device.rs
+++ b/ash/src/device.rs
@@ -1411,7 +1411,7 @@ impl Device {
             buffer,
             offset,
             data.len() as u64,
-            data.as_ptr() as _,
+            data.as_ptr().cast(),
         );
     }
 
@@ -1776,8 +1776,8 @@ impl Device {
             layout,
             stage_flags,
             offset,
-            constants.len() as _,
-            constants.as_ptr() as _,
+            constants.len() as u32,
+            constants.as_ptr().cast(),
         );
     }
 
@@ -2203,12 +2203,12 @@ impl Device {
         &self,
         pipeline_cache: vk::PipelineCache,
     ) -> VkResult<Vec<u8>> {
-        read_into_uninitialized_vector(|count, data| {
+        read_into_uninitialized_vector(|count, data: *mut u8| {
             (self.device_fn_1_0.get_pipeline_cache_data)(
                 self.handle(),
                 pipeline_cache,
                 count,
-                data as _,
+                data.cast(),
             )
         })
     }
diff --git a/ash/src/lib.rs b/ash/src/lib.rs
index 96211eb45..38925da7e 100644
--- a/ash/src/lib.rs
+++ b/ash/src/lib.rs
@@ -1,4 +1,4 @@
-#![deny(clippy::use_self)]
+#![deny(clippy::use_self, clippy::ptr_as_ptr/* , clippy::as_underscore */)]
 #![warn(trivial_casts, trivial_numeric_casts)]
 #![allow(
     clippy::too_many_arguments,
diff --git a/ash/src/vk/definitions.rs b/ash/src/vk/definitions.rs
index c8481a89b..11bcbceca 100644
--- a/ash/src/vk/definitions.rs
+++ b/ash/src/vk/definitions.rs
@@ -1165,7 +1165,7 @@ impl<'a> DeviceQueueCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -1248,7 +1248,7 @@ impl<'a> DeviceCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -1321,7 +1321,7 @@ impl<'a> InstanceCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -1452,7 +1452,7 @@ impl<'a> MemoryAllocateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -1836,7 +1836,7 @@ impl<'a> WriteDescriptorSet<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -1986,7 +1986,7 @@ impl<'a> BufferCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -2060,7 +2060,7 @@ impl<'a> BufferViewCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -2362,7 +2362,7 @@ impl<'a> ImageMemoryBarrier<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -2488,7 +2488,7 @@ impl<'a> ImageCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -2607,7 +2607,7 @@ impl<'a> ImageViewCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -2909,7 +2909,7 @@ impl<'a> BindSparseInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3199,7 +3199,7 @@ impl<'a> ShaderModuleCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3308,7 +3308,7 @@ impl<'a> DescriptorSetLayoutCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3391,7 +3391,7 @@ impl<'a> DescriptorPoolCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3447,7 +3447,7 @@ impl<'a> DescriptorSetAllocateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3584,7 +3584,7 @@ impl<'a> PipelineShaderStageCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3658,7 +3658,7 @@ impl<'a> ComputePipelineCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3791,7 +3791,7 @@ impl<'a> PipelineVertexInputStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3892,7 +3892,7 @@ impl<'a> PipelineTessellationStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -3968,7 +3968,7 @@ impl<'a> PipelineViewportStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -4087,7 +4087,7 @@ impl<'a> PipelineRasterizationStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -4187,7 +4187,7 @@ impl<'a> PipelineMultisampleStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -4323,7 +4323,7 @@ impl<'a> PipelineColorBlendStateCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -4686,7 +4686,7 @@ impl<'a> GraphicsPipelineCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5005,7 +5005,7 @@ impl<'a> SamplerCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5169,7 +5169,7 @@ impl<'a> CommandBufferInheritanceInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5225,7 +5225,7 @@ impl<'a> CommandBufferBeginInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5308,7 +5308,7 @@ impl<'a> RenderPassBeginInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5677,7 +5677,7 @@ impl<'a> RenderPassCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5723,7 +5723,7 @@ impl<'a> EventCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -5769,7 +5769,7 @@ impl<'a> FenceCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -7127,7 +7127,7 @@ impl<'a> SemaphoreCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -7194,7 +7194,7 @@ impl<'a> QueryPoolCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -7278,7 +7278,7 @@ impl<'a> FramebufferCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -7497,7 +7497,7 @@ impl<'a> SubmitInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -8509,7 +8509,7 @@ impl<'a> SwapchainCreateInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -8584,7 +8584,7 @@ impl<'a> PresentInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -10135,7 +10135,7 @@ impl<'a> PhysicalDeviceFeatures2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -10181,7 +10181,7 @@ impl<'a> PhysicalDeviceProperties2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -10227,7 +10227,7 @@ impl<'a> FormatProperties2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -10276,7 +10276,7 @@ impl<'a> ImageFormatProperties2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -10350,7 +10350,7 @@ impl<'a> PhysicalDeviceImageFormatInfo2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -10399,7 +10399,7 @@ impl<'a> QueueFamilyProperties2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -10445,7 +10445,7 @@ impl<'a> PhysicalDeviceMemoryProperties2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -11633,7 +11633,7 @@ impl<'a> PhysicalDeviceExternalSemaphoreInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -12958,7 +12958,7 @@ impl<'a> BindBufferMemoryInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -13053,7 +13053,7 @@ impl<'a> BindImageMemoryInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -14544,7 +14544,7 @@ impl<'a> PhysicalDeviceSurfaceInfo2KHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -14590,7 +14590,7 @@ impl<'a> SurfaceCapabilities2KHR<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -14636,7 +14636,7 @@ impl<'a> SurfaceFormat2KHR<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -15095,7 +15095,7 @@ impl<'a> ImageMemoryRequirementsInfo2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -15210,7 +15210,7 @@ impl<'a> MemoryRequirements2<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -15556,7 +15556,7 @@ impl<'a> SamplerYcbcrConversionCreateInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -17093,7 +17093,7 @@ impl<'a> DescriptorSetLayoutSupport<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -18062,7 +18062,7 @@ impl<'a> DebugUtilsMessengerCallbackDataEXT<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19434,7 +19434,7 @@ impl<'a> AttachmentDescription2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19494,7 +19494,7 @@ impl<'a> AttachmentReference2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19602,7 +19602,7 @@ impl<'a> SubpassDescription2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19697,7 +19697,7 @@ impl<'a> SubpassDependency2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19783,7 +19783,7 @@ impl<'a> RenderPassCreateInfo2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -19853,7 +19853,7 @@ impl<'a> SubpassEndInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -20369,7 +20369,7 @@ impl<'a> AndroidHardwareBufferPropertiesANDROID<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -23037,7 +23037,7 @@ impl<'a> RayTracingPipelineCreateInfoNV<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -23158,7 +23158,7 @@ impl<'a> RayTracingPipelineCreateInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -23488,7 +23488,7 @@ impl<'a> AccelerationStructureCreateInfoNV<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -31031,7 +31031,7 @@ impl<'a> AccelerationStructureGeometryTrianglesDataKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -31432,7 +31432,7 @@ impl<'a> AccelerationStructureCreateInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -33262,7 +33262,7 @@ impl<'a> ImageBlit2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -33343,7 +33343,7 @@ impl<'a> BufferImageCopy2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -35024,7 +35024,7 @@ impl<'a> ImageMemoryBarrier2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -35350,7 +35350,7 @@ impl<'a> SubmitInfo2<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -35861,7 +35861,7 @@ impl<'a> PhysicalDeviceVideoFormatInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -36001,7 +36001,7 @@ impl<'a> VideoProfileInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -36109,7 +36109,7 @@ impl<'a> VideoCapabilitiesKHR<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -36307,7 +36307,7 @@ impl<'a> VideoReferenceSlotInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -36469,7 +36469,7 @@ impl<'a> VideoDecodeInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -37144,7 +37144,7 @@ impl<'a> VideoSessionParametersCreateInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -37193,7 +37193,7 @@ impl<'a> VideoSessionParametersUpdateInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -37328,7 +37328,7 @@ impl<'a> VideoCodingControlInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -37492,7 +37492,7 @@ impl<'a> VideoEncodeInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -37635,7 +37635,7 @@ impl<'a> VideoEncodeRateControlLayerInfoKHR<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -40221,7 +40221,7 @@ impl<'a> DescriptorBufferBindingInfoEXT<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -42310,7 +42310,7 @@ impl<'a> RenderingInfo<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -43494,7 +43494,7 @@ impl<'a> SubresourceLayout2EXT<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
@@ -44539,7 +44539,7 @@ impl<'a> ExportMetalObjectsInfoEXT<'a> {
         unsafe {
             let next_ptr = <*const T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast_mut().cast();
             self.p_next = next_ptr;
         }
         self
@@ -45888,7 +45888,7 @@ impl<'a> OpticalFlowSessionCreateInfoNV<'a> {
         unsafe {
             let next_ptr = <*mut T>::cast(next);
             let last_next = ptr_chain_iter(next).last().unwrap();
-            (*last_next).p_next = self.p_next as _;
+            (*last_next).p_next = self.p_next.cast();
             self.p_next = next_ptr;
         }
         self
diff --git a/generator/src/lib.rs b/generator/src/lib.rs
index b5ba7d9e1..daa9d7bcf 100644
--- a/generator/src/lib.rs
+++ b/generator/src/lib.rs
@@ -1810,10 +1810,10 @@ pub fn derive_setters(
     // We only implement a next methods for root structs with a `pnext` field.
     let next_function = if let Some(next_field) = root_struct_next_field {
         assert_eq!(next_field.basetype, "void");
-        let mutability = if next_field.is_const {
-            quote!(const)
+        let (mutability, cast) = if next_field.is_const {
+            (quote!(const), quote!(.cast_mut().cast()))
         } else {
-            quote!(mut)
+            (quote!(mut), quote!(.cast()))
         };
         quote! {
             /// Prepends the given extension struct between the root and the first pointer. This
@@ -1834,7 +1834,7 @@ pub fn derive_setters(
                     //                 ^^^^^^
                     //                 next chain
                     let last_next = ptr_chain_iter(next).last().unwrap();
-                    (*last_next).p_next = self.p_next as _;
+                    (*last_next).p_next = self.p_next#cast;
                     self.p_next = next_ptr;
                 }
                 self