Auto merge of rust-lang#116501 - workingjubilee:rollup-fpzov6m, r=workingjubilee

Rollup of 4 pull requests

Successful merges:

 - rust-lang#116277 (dont call mir.post_mono_checks in codegen)
 - rust-lang#116400 (Detect missing `=>` after match guard during parsing)
 - rust-lang#116458 (Properly export function defined in test which uses global_asm!())
 - rust-lang#116500 (Add tvOS to target_os for register_dtor)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

std/src/sys/unix/thread_local_dtor.rs

@@ -67,7 +67,7 @@ pub unsafe fn register_dtor(t: *mut u8, dtor: unsafe extern "C" fn(*mut u8)) {
 // workaround below is to register, via _tlv_atexit, a custom DTOR list once per
 // thread. thread_local dtors are pushed to the DTOR list without calling
 // _tlv_atexit.
-#[cfg(any(target_os = "macos", target_os = "ios", target_os = "watchos"))]
+#[cfg(any(target_os = "macos", target_os = "ios", target_os = "watchos", target_os = "tvos"))]
 pub unsafe fn register_dtor(t: *mut u8, dtor: unsafe extern "C" fn(*mut u8)) {
     use crate::cell::Cell;
     use crate::mem;