Auto merge of #70747 - Centril:rollup-2vx9bve, r=Centril

Rollup of 9 pull requests

Successful merges:

 - #69860 (Use associated numeric consts in documentation)
 - #70576 (Update the description of the ticket to point at RFC 1721)
 - #70597 (Fix double-free and undefined behaviour in libstd::syn::unix::Thread::new)
 - #70640 (Hide `task_context` when lowering body)
 - #70641 (Remove duplicated code in trait selection)
 - #70707 (Remove unused graphviz emitter)
 - #70720 (Place TLS initializers with relocations in .tdata)
 - #70735 (Clean up E0502 explanation)
 - #70741 (Add test for #59023)

Failed merges:

r? @ghost

1 files changed, 0 insertions, 11 deletions

diff --git a/src/libstd/sys_common/thread.rs b/src/libstd/sys_common/thread.rs
index 6ab0d5cbe9c..f3a8bef8f71 100644
--- a/src/libstd/sys_common/thread.rs
+++ b/src/libstd/sys_common/thread.rs
@@ -1,18 +1,7 @@
 use crate::env;
 use crate::sync::atomic::{self, Ordering};
-use crate::sys::stack_overflow;
 use crate::sys::thread as imp;
 
-#[allow(dead_code)]
-pub unsafe fn start_thread(main: *mut u8) {
-    // Next, set up our stack overflow handler which may get triggered if we run
-    // out of stack.
-    let _handler = stack_overflow::Handler::new();
-
-    // Finally, let's run some code.
-    Box::from_raw(main as *mut Box<dyn FnOnce()>)()
-}
-
 pub fn min_stack() -> usize {
     static MIN: atomic::AtomicUsize = atomic::AtomicUsize::new(0);
     match MIN.load(Ordering::SeqCst) {