Make use of `ptr::null(_mut)` instead of casting zero

2 files changed, 4 insertions, 4 deletions

diff --git a/src/libpanic_unwind/dummy.rs b/src/libpanic_unwind/dummy.rs
index 3a00d637665..86756326387 100644
--- a/src/libpanic_unwind/dummy.rs
+++ b/src/libpanic_unwind/dummy.rs
@@ -7,7 +7,7 @@ use core::any::Any;
 use core::intrinsics;
 
 pub fn payload() -> *mut u8 {
-    0 as *mut u8
+    core::ptr::null_mut()
 }
 
 pub unsafe fn cleanup(_ptr: *mut u8) -> Box<dyn Any + Send> {
diff --git a/src/libpanic_unwind/seh.rs b/src/libpanic_unwind/seh.rs
index 996fdb931ef..809e4619812 100644
--- a/src/libpanic_unwind/seh.rs
+++ b/src/libpanic_unwind/seh.rs
@@ -104,7 +104,7 @@ mod imp {
     pub const NAME2: [u8; 7] = [b'.', b'P', b'A', b'X', 0, 0, 0];
 
     macro_rules! ptr {
-        (0) => (0 as *mut u8);
+        (0) => (core::ptr::null_mut());
         ($e:expr) => ($e as *mut u8);
     }
 }
@@ -223,13 +223,13 @@ extern "C" {
 #[cfg_attr(not(test), lang = "msvc_try_filter")]
 static mut TYPE_DESCRIPTOR1: _TypeDescriptor = _TypeDescriptor {
     pVFTable: unsafe { &TYPE_INFO_VTABLE } as *const _ as *const _,
-    spare: 0 as *mut _,
+    spare: core::ptr::null_mut(),
     name: imp::NAME1,
 };
 
 static mut TYPE_DESCRIPTOR2: _TypeDescriptor = _TypeDescriptor {
     pVFTable: unsafe { &TYPE_INFO_VTABLE } as *const _ as *const _,
-    spare: 0 as *mut _,
+    spare: core::ptr::null_mut(),
     name: imp::NAME2,
 };