Merge pull request #304 from mahkoh/jorth/edition-2024

it: handle new warnings

src/it/test_config.rs

@@ -59,6 +59,7 @@ unsafe extern "C" fn init(
 ) -> *const u8 {
     let tc = CONFIG.get();
     assert!(tc.is_not_null());
+    unsafe {
         Rc::increment_strong_count(tc);
         {
             let tc = &*tc;
@@ -70,14 +71,17 @@ unsafe extern "C" fn init(
         }
         tc.cast()
     }
+}
 
 unsafe extern "C" fn unref(data: *const u8) {
+    unsafe {
         Rc::decrement_strong_count(data.cast::<TestConfig>());
     }
+}
 
 unsafe extern "C" fn handle_msg(data: *const u8, msg: *const u8, size: usize) {
-    let tc = &*data.cast::<TestConfig>();
-    let msg = std::slice::from_raw_parts(msg, size);
+    let tc = unsafe { &*data.cast::<TestConfig>() };
+    let msg = unsafe { std::slice::from_raw_parts(msg, size) };
     let res = bincode_ops().deserialize::<ServerMessage>(msg);
     let msg = match res {
         Ok(msg) => msg,

src/leaks.rs

@@ -270,6 +270,7 @@ mod leaks {
 
     unsafe impl GlobalAlloc for TracingAllocator {
         unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
+            unsafe {
                 let res = c::calloc(layout.size(), 1) as *mut u8;
                 if IN_ALLOCATOR.get() == 0 {
                     IN_ALLOCATOR.set(1);
@@ -286,8 +287,10 @@ mod leaks {
                 }
                 res
             }
+        }
 
         unsafe fn dealloc(&self, ptr: *mut u8, _layout: Layout) {
+            unsafe {
                 if INITIALIZED.get() {
                     ALLOCATIONS.get().deref_mut().remove(&ptr);
                 }
@@ -295,6 +298,7 @@ mod leaks {
                 c::free(ptr as _);
             }
         }
+    }
 
     fn find_allocations_pointing_to(addr: *mut u8) -> Vec<(Allocation, usize)> {
         unsafe {

src/tracy/tracy_impl.rs

@@ -183,17 +183,19 @@ unsafe extern "C" fn ___tracy_demangle(
     if mangled.is_null() {
         return ptr::null();
     }
-    let Ok(mangled) = CStr::from_ptr(mangled).to_str() else {
+    let Ok(mangled) = unsafe { CStr::from_ptr(mangled) }.to_str() else {
         return ptr::null();
     };
     let demangled = rustc_demangle::demangle(mangled);
     static mut BUF: Vec<u8> = Vec::new();
+    unsafe {
         BUF.clear();
         if write!(BUF, "{demangled:#}\0").is_err() {
             return ptr::null();
         }
         BUF.as_ptr().cast()
     }
+}
 
 static ENABLED: AtomicBool = AtomicBool::new(false);