Drop #[lang = "eh_personality"] from no-std test

test_suite/no_std/Cargo.toml

@@ -10,4 +10,10 @@ libc = { version = "0.2", default-features = false }
 serde = { path = "../../serde", default-features = false }
 serde_derive = { path = "../../serde_derive" }
 
+[profile.dev]
+panic = "abort"
+
+[profile.release]
+panic = "abort"
+
 [workspace]

test_suite/no_std/src/main.rs

@@ -1,5 +1,3 @@
-#![allow(internal_features)]
-#![feature(lang_items)]
 #![no_std]
 #![no_main]
 
@@ -10,10 +8,6 @@ extern "C" fn main(_argc: c_int, _argv: *const *const u8) -> c_int {
     0
 }
 
-#[lang = "eh_personality"]
-#[no_mangle]
-pub extern "C" fn rust_eh_personality() {}
-
 #[panic_handler]
 fn panic(_info: &core::panic::PanicInfo) -> ! {
     unsafe {