Auto merge of #89211 - workingjubilee:rollup-fj4eduk, r=workingjubilee

Rollup of 7 pull requests

Successful merges:

 - #88612 (Add a better error message for #39364)
 - #89023 (Resolve issue : Somewhat confusing error with extended_key_value_attributes)
 - #89148 (Suggest `_` in turbofish if param will be inferred from fn argument)
 - #89171 (Run `no_core` rustdoc tests only on Linux)
 - #89176 (Change singular to plural)
 - #89184 (Temporarily rename int_roundings functions to avoid conflicts)
 - #89200 (Fix typo)

Failed merges:

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

src/test/ui/attributes/extented-attribute-macro-error.rs

@@ -0,0 +1,8 @@
+// normalize-stderr-test: "couldn't read.*" -> "couldn't read the file"
+
+#![feature(extended_key_value_attributes)]
+#![doc = include_str!("../not_existing_file.md")]
+struct Documented {}
+//~^^ ERROR couldn't read
+
+fn main() {}

src/test/ui/attributes/extented-attribute-macro-error.stderr

@@ -0,0 +1,10 @@
+error: couldn't read the file
+  --> $DIR/extented-attribute-macro-error.rs:4:10
+   |
+LL | #![doc = include_str!("../not_existing_file.md")]
+   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to previous error
+

src/test/ui/suggestions/missing-type-param-used-in-param.fixed

@@ -0,0 +1,8 @@
+// run-rustfix
+
+fn two_type_params<A, B>(_: B) {}
+
+fn main() {
+    two_type_params::<String, _>(100); //~ ERROR this function takes 2 generic arguments
+    two_type_params::<String, _>(100);
+}

src/test/ui/suggestions/missing-type-param-used-in-param.rs

@@ -0,0 +1,8 @@
+// run-rustfix
+
+fn two_type_params<A, B>(_: B) {}
+
+fn main() {
+    two_type_params::<String>(100); //~ ERROR this function takes 2 generic arguments
+    two_type_params::<String, _>(100);
+}

src/test/ui/suggestions/missing-type-param-used-in-param.stderr

@@ -0,0 +1,21 @@
+error[E0107]: this function takes 2 generic arguments but 1 generic argument was supplied
+  --> $DIR/missing-type-param-used-in-param.rs:6:5
+   |
+LL |     two_type_params::<String>(100);
+   |     ^^^^^^^^^^^^^^^   ------ supplied 1 generic argument
+   |     |
+   |     expected 2 generic arguments
+   |
+note: function defined here, with 2 generic parameters: `A`, `B`
+  --> $DIR/missing-type-param-used-in-param.rs:3:4
+   |
+LL | fn two_type_params<A, B>(_: B) {}
+   |    ^^^^^^^^^^^^^^^ -  -
+help: add missing generic argument
+   |
+LL |     two_type_params::<String, _>(100);
+   |                             +++
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0107`.