Cleanup and fix warnings on example

example/src/lib.rs

@@ -20,26 +20,22 @@ static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;
 // raise a `trap` the WebAssembly execution if we panic at runtime.
 #[panic_handler]
 #[no_mangle]
-pub fn panic(_info: &::core::panic::PanicInfo) -> ! {
-    unsafe {
-        ::core::intrinsics::abort();
-    }
+unsafe fn panic(_info: &::core::panic::PanicInfo) -> ! {
+    ::core::intrinsics::abort();
 }
 
 // Need to provide an allocation error handler which just aborts
 // the execution with trap.
 #[alloc_error_handler]
 #[no_mangle]
-pub extern "C" fn oom(_: ::core::alloc::Layout) -> ! {
-    unsafe {
-        ::core::intrinsics::abort();
-    }
+unsafe fn oom(_: ::core::alloc::Layout) -> ! {
+    ::core::intrinsics::abort();
 }
 
 // Needed for non-wasm targets.
 #[lang = "eh_personality"]
 #[no_mangle]
-pub extern "C" fn eh_personality() {}
+extern "C" fn eh_personality() {}
 
 // Now, use the allocator via `alloc` types! ///////////////////////////////////