Apply unsafe_attr_outside_unsafe

Author: ehuss

crates/assert-instr-macro/src/lib.rs

@@ -143,7 +143,7 @@ pub fn assert_instr(
         quote! {
             #attrs
             #maybe_allow_deprecated
-            #[no_mangle]
+            #[unsafe(no_mangle)]
             #[inline(never)]
             pub unsafe extern #abi fn #shim_name(#(#inputs),*) #ret {
                 #name::<#(#const_vals),*>(#(#input_vals),*)
@@ -156,7 +156,7 @@ pub fn assert_instr(
 
             #attrs
             #maybe_allow_deprecated
-            #[no_mangle]
+            #[unsafe(no_mangle)]
             #[inline(never)]
             pub unsafe extern #abi fn #shim_name(#(#inputs),*) #ret {
                 // The compiler in optimized mode by default runs a pass called

examples/wasm.rs

@@ -8,7 +8,7 @@ use core_arch::arch::wasm32::*;
 
 static mut HEAD: *mut *mut u8 = 0 as _;
 
-#[no_mangle]
+#[unsafe(no_mangle)]
 pub unsafe extern "C" fn page_alloc() -> *mut u8 {
     if !HEAD.is_null() {
         let next = *HEAD;
@@ -27,14 +27,14 @@ pub unsafe extern "C" fn page_alloc() -> *mut u8 {
     ((ret as u32) * page_size()) as *mut u8
 }
 
-#[no_mangle]
+#[unsafe(no_mangle)]
 pub unsafe extern "C" fn page_free(page: *mut u8) {
     let page = page as *mut *mut u8;
     *page = HEAD as *mut u8;
     HEAD = page;
 }
 
-#[no_mangle]
+#[unsafe(no_mangle)]
 pub unsafe extern "C" fn memory_used() -> usize {
     (page_size() * (memory_size(0) as u32)) as usize
 }