Auto merge of rust-lang#90754 - matthiaskrgr:rollup-v0483m5, r=matthiaskrgr

Rollup of 3 pull requests

Successful merges:

 - rust-lang#90690 (kmc-solid: Avoid the use of `asm_const`)
 - rust-lang#90748 (Add a real tracking issue for `CommandExt::groups`)
 - rust-lang#90751 (Update books)

Failed merges:

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

Author: bors

library/std/src/keyword_docs.rs

@@ -182,7 +182,7 @@ mod break_keyword {}
 /// T` and `*mut T`. More about `const` as used in raw pointers can be read at the Rust docs for the [pointer primitive].
 ///
 /// [pointer primitive]: pointer
-/// [Rust Book]: ../book/ch03-01-variables-and-mutability.html#differences-between-variables-and-constants
+/// [Rust Book]: ../book/ch03-01-variables-and-mutability.html#constants
 /// [Reference]: ../reference/items/constant-items.html
 /// [const-eval]: ../reference/const_eval.html
 mod const_keyword {}

library/std/src/os/unix/process.rs

@@ -39,7 +39,7 @@ pub trait CommandExt: Sealed {
 
     /// Sets the supplementary group IDs for the calling process. Translates to
     /// a `setgroups` call in the child process.
-    #[unstable(feature = "setgroups", issue = "38527", reason = "")]
+    #[unstable(feature = "setgroups", issue = "90747")]
     fn groups(
         &mut self,
         #[cfg(not(target_os = "vxworks"))] groups: &[u32],

library/std/src/sys/solid/abi/mod.rs

@@ -4,17 +4,15 @@ mod fs;
 pub mod sockets;
 pub use self::fs::*;
 
-pub const SOLID_BP_PROGRAM_EXITED: usize = 15;
-pub const SOLID_BP_CSABORT: usize = 16;
-
 #[inline(always)]
 pub fn breakpoint_program_exited(tid: usize) {
     unsafe {
         match () {
+            // SOLID_BP_PROGRAM_EXITED = 15
             #[cfg(target_arch = "arm")]
-            () => asm!("bkpt #{}", const SOLID_BP_PROGRAM_EXITED, in("r0") tid),
+            () => asm!("bkpt #15", in("r0") tid),
             #[cfg(target_arch = "aarch64")]
-            () => asm!("hlt #{}", const SOLID_BP_PROGRAM_EXITED, in("x0") tid),
+            () => asm!("hlt #15", in("x0") tid),
         }
     }
 }
@@ -23,10 +21,11 @@ pub fn breakpoint_program_exited(tid: usize) {
 pub fn breakpoint_abort() {
     unsafe {
         match () {
+            // SOLID_BP_CSABORT = 16
             #[cfg(target_arch = "arm")]
-            () => asm!("bkpt #{}", const SOLID_BP_CSABORT),
+            () => asm!("bkpt #16"),
             #[cfg(target_arch = "aarch64")]
-            () => asm!("hlt #{}", const SOLID_BP_CSABORT),
+            () => asm!("hlt #16"),
         }
     }
 }