Auto merge of #69986 - JohnTitor:rollup-h0809mf, r=JohnTitor

Rollup of 12 pull requests

Successful merges:

 - #69403 (Implement `Copy` for `IoSlice`)
 - #69460 (Move some `build-pass` tests to `check-pass`)
 - #69723 (Added doc on keyword Pub.)
 - #69802 (fix more clippy findings)
 - #69809 (remove lifetimes that can be elided (clippy::needless_lifetimes))
 - #69947 (Clean up E0423 explanation)
 - #69949 (triagebot.toml: add ping aliases)
 - #69954 (rename panic_if_ intrinsics to assert_)
 - #69960 (miri engine: fix treatment of abort intrinsic)
 - #69966 (Add more regression tests)
 - #69973 (Update stable-since version for const_int_conversion)
 - #69974 (Clean up E0434 explanation)

Failed merges:

r? @ghost

2 files changed, 5 insertions, 8 deletions

diff --git a/src/librustc_error_codes/error_codes/E0423.md b/src/librustc_error_codes/error_codes/E0423.md
index 6a7c31f5e0d..a98ada17a46 100644
--- a/src/librustc_error_codes/error_codes/E0423.md
+++ b/src/librustc_error_codes/error_codes/E0423.md
@@ -1,8 +1,7 @@
 An identifier was used like a function name or a value was expected and the
 identifier exists but it belongs to a different namespace.
 
-For (an erroneous) example, here a `struct` variant name were used as a
-function:
+Erroneous code example:
 
 ```compile_fail,E0423
 struct Foo { a: bool };
diff --git a/src/librustc_error_codes/error_codes/E0434.md b/src/librustc_error_codes/error_codes/E0434.md
index e093f0796da..8fd60412baf 100644
--- a/src/librustc_error_codes/error_codes/E0434.md
+++ b/src/librustc_error_codes/error_codes/E0434.md
@@ -1,6 +1,4 @@
-This error indicates that a variable usage inside an inner function is invalid
-because the variable comes from a dynamic environment. Inner functions do not
-have access to their containing environment.
+A variable used inside an inner function comes from a dynamic environment.
 
 Erroneous code example:
 
@@ -14,8 +12,8 @@ fn foo() {
 }
 ```
 
-Functions do not capture local variables. To fix this error, you can replace the
-function with a closure:
+Inner functions do not have access to their containing environment. To fix this
+error, you can replace the function with a closure:
 
 ```
 fn foo() {
@@ -26,7 +24,7 @@ fn foo() {
 }
 ```
 
-or replace the captured variable with a constant or a static item:
+Or replace the captured variable with a constant or a static item:
 
 ```
 fn foo() {