Auto merge of #104236 - compiler-errors:rollup-adjshd6, r=compiler-errors

Rollup of 9 pull requests

Successful merges:

 - #102763 (Some diagnostic-related nits)
 - #103443 (Parser: Recover from using colon as path separator in imports)
 - #103675 (remove redundent "<>" for ty::Slice with reference type)
 - #104046 (bootstrap: add support for running Miri on a file)
 - #104115 (Migrate crate-search element to CSS variables)
 - #104190 (Ignore "Change InferCtxtBuilder from enter to build" in git blame)
 - #104201 (Add check in GUI test for file loading failure)
 - #104211 (:arrow_up: rust-analyzer)
 - #104231 (Update mailmap)

Failed merges:

 - #104169 (Migrate `:target` rules to use CSS variables)

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

4 files changed, 63 insertions, 0 deletions

diff --git a/src/test/ui/parser/use-colon-as-mod-sep.rs b/src/test/ui/parser/use-colon-as-mod-sep.rs
new file mode 100644
index 00000000000..e1e8756b03c
--- /dev/null
+++ b/src/test/ui/parser/use-colon-as-mod-sep.rs
@@ -0,0 +1,11 @@
+// Recover from using a colon as a path separator.
+
+use std::process:Command;
+//~^ ERROR expected `::`, found `:`
+use std:fs::File;
+//~^ ERROR expected `::`, found `:`
+use std:collections:HashMap;
+//~^ ERROR expected `::`, found `:`
+//~| ERROR expected `::`, found `:`
+
+fn main() { }
diff --git a/src/test/ui/parser/use-colon-as-mod-sep.stderr b/src/test/ui/parser/use-colon-as-mod-sep.stderr
new file mode 100644
index 00000000000..e825dfed111
--- /dev/null
+++ b/src/test/ui/parser/use-colon-as-mod-sep.stderr
@@ -0,0 +1,28 @@
+error: expected `::`, found `:`
+  --> $DIR/use-colon-as-mod-sep.rs:3:17
+   |
+LL | use std::process:Command;
+   |                 ^ help: use double colon
+   |
+   = note: import paths are delimited using `::`
+
+error: expected `::`, found `:`
+  --> $DIR/use-colon-as-mod-sep.rs:5:8
+   |
+LL | use std:fs::File;
+   |        ^ help: use double colon
+
+error: expected `::`, found `:`
+  --> $DIR/use-colon-as-mod-sep.rs:7:8
+   |
+LL | use std:collections:HashMap;
+   |        ^ help: use double colon
+
+error: expected `::`, found `:`
+  --> $DIR/use-colon-as-mod-sep.rs:7:20
+   |
+LL | use std:collections:HashMap;
+   |                    ^ help: use double colon
+
+error: aborting due to 4 previous errors
+
diff --git a/src/test/ui/type/issue-103271.rs b/src/test/ui/type/issue-103271.rs
new file mode 100644
index 00000000000..bd3254af3df
--- /dev/null
+++ b/src/test/ui/type/issue-103271.rs
@@ -0,0 +1,10 @@
+fn main() {
+    let iter_fun = <&[u32]>::iter;
+    //~^ ERROR no function or associated item named `iter` found for reference `&[u32]` in the current scope [E0599]
+    //~| function or associated item not found in `&[u32]`
+    //~| HELP the function `iter` is implemented on `[u32]`
+    for item in iter_fun(&[1,1]) {
+        let x: &u32 = item;
+        assert_eq!(x, &1);
+    }
+}
diff --git a/src/test/ui/type/issue-103271.stderr b/src/test/ui/type/issue-103271.stderr
new file mode 100644
index 00000000000..02a59d4b99c
--- /dev/null
+++ b/src/test/ui/type/issue-103271.stderr
@@ -0,0 +1,14 @@
+error[E0599]: no function or associated item named `iter` found for reference `&[u32]` in the current scope
+  --> $DIR/issue-103271.rs:2:30
+   |
+LL |     let iter_fun = <&[u32]>::iter;
+   |                              ^^^^ function or associated item not found in `&[u32]`
+   |
+help: the function `iter` is implemented on `[u32]`
+   |
+LL |     let iter_fun = <[u32]>::iter;
+   |                     ~~~~~
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0599`.