Stabilize the 2024 edition

Author: ehuss

compiler/rustc_span/src/edition.rs

@@ -33,7 +33,7 @@ pub const EDITION_NAME_LIST: &str = "2015|2018|2021|2024";
 
 pub const DEFAULT_EDITION: Edition = Edition::Edition2015;
 
-pub const LATEST_STABLE_EDITION: Edition = Edition::Edition2021;
+pub const LATEST_STABLE_EDITION: Edition = Edition::Edition2024;
 
 impl fmt::Display for Edition {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
@@ -62,7 +62,7 @@ impl Edition {
             Edition::Edition2015 => true,
             Edition::Edition2018 => true,
             Edition::Edition2021 => true,
-            Edition::Edition2024 => false,
+            Edition::Edition2024 => true,
         }
     }
 

src/doc/rustc/src/command-line-arguments.md

@@ -179,7 +179,7 @@ This informs `rustc` of the name of your crate.
 <a id="option-edition"></a>
 ## `--edition`: specify the edition to use
 
-This flag takes a value of `2015`, `2018` or `2021`. The default is `2015`. More
+This flag takes a value of `2015`, `2018`,`2021`, or `2024`. The default is `2015`. More
 information about editions may be found in the [edition guide].
 
 [edition guide]: ../edition-guide/introduction.html

src/doc/rustdoc/src/write-documentation/documentation-tests.md

@@ -360,7 +360,7 @@ are added.
 # fn foo() {}
 ```
 
-`edition2015`, `edition2018` and `edition2021` tell `rustdoc`
+`edition2015`, `edition2018`, `edition2021`, and `edition2024` tell `rustdoc`
 that the code sample should be compiled using the respective edition of Rust.
 
 ```rust

tests/crashes/124751.rs

@@ -1,5 +1,5 @@
 //@ known-bug: rust-lang/rust#124751
-//@ compile-flags: -Zunstable-options --edition=2024
+//@ edition: 2024
 
 #![feature(gen_blocks)]
 

tests/run-make/rustc-help/help-v.stdout

@@ -25,7 +25,7 @@ Options:
         --edition 2015|2018|2021|2024
                         Specify which edition of the compiler to use when
                         compiling code. The default is 2015 and the latest
-                        stable edition is 2021.
+                        stable edition is 2024.
         --emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]
                         Comma separated list of types of output for the
                         compiler to emit

tests/run-make/rustc-help/help.stdout

@@ -25,7 +25,7 @@ Options:
         --edition 2015|2018|2021|2024
                         Specify which edition of the compiler to use when
                         compiling code. The default is 2015 and the latest
-                        stable edition is 2021.
+                        stable edition is 2024.
         --emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]
                         Comma separated list of types of output for the
                         compiler to emit

tests/rustdoc-ui/2024-doctests-checks.rs

@@ -1,5 +1,6 @@
 //@ check-pass
-//@ compile-flags: --test --test-args=--test-threads=1 -Zunstable-options --edition 2024
+//@ edition: 2024
+//@ compile-flags: --test --test-args=--test-threads=1
 //@ normalize-stdout-test: "tests/rustdoc-ui" -> "$$DIR"
 //@ normalize-stdout-test: "finished in \d+\.\d+s" -> "finished in $$TIME"
 //@ normalize-stdout-test: ".rs:\d+:\d+" -> ".rs:$$LINE:$$COL"

tests/rustdoc-ui/2024-doctests-checks.stdout

@@ -1,12 +1,12 @@
 
 running 1 test
-test $DIR/2024-doctests-checks.rs - Foo (line 7) ... ok
+test $DIR/2024-doctests-checks.rs - Foo (line 8) ... ok
 
 test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME
 
 
 running 1 test
-test $DIR/2024-doctests-checks.rs - Foo (line 14) ... ok
+test $DIR/2024-doctests-checks.rs - Foo (line 15) ... ok
 
 test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME
 

tests/rustdoc-ui/2024-doctests-crate-attribute.rs

@@ -1,5 +1,6 @@
 //@ check-pass
-//@ compile-flags: --test --test-args=--test-threads=1 -Zunstable-options --edition 2024
+//@ edition: 2024
+//@ compile-flags: --test --test-args=--test-threads=1
 //@ normalize-stdout-test: "tests/rustdoc-ui" -> "$$DIR"
 //@ normalize-stdout-test: "finished in \d+\.\d+s" -> "finished in $$TIME"
 //@ normalize-stdout-test: ".rs:\d+:\d+" -> ".rs:$$LINE:$$COL"

tests/rustdoc-ui/2024-doctests-crate-attribute.stdout

@@ -1,12 +1,12 @@
 
 running 1 test
-test $DIR/2024-doctests-crate-attribute.rs - Foo (line 19) ... ok
+test $DIR/2024-doctests-crate-attribute.rs - Foo (line 20) ... ok
 
 test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME
 
 
 running 1 test
-test $DIR/2024-doctests-crate-attribute.rs - Foo (line 10) ... ok
+test $DIR/2024-doctests-crate-attribute.rs - Foo (line 11) ... ok
 
 test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME