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-rw-r--r--tests/ui/const_is_empty.rs14
-rw-r--r--tests/ui/const_is_empty.stderr8
-rw-r--r--tests/ui/doc/doc-fixable.fixed1
-rw-r--r--tests/ui/doc/doc-fixable.rs1
-rw-r--r--tests/ui/doc/doc-fixable.stderr44
-rw-r--r--tests/ui/unused_io_amount.rs14
6 files changed, 59 insertions, 23 deletions
diff --git a/tests/ui/const_is_empty.rs b/tests/ui/const_is_empty.rs
index 04e0de91ecf..b5e27b61548 100644
--- a/tests/ui/const_is_empty.rs
+++ b/tests/ui/const_is_empty.rs
@@ -171,3 +171,17 @@ fn constant_from_external_crate() {
     let _ = std::env::consts::EXE_EXTENSION.is_empty();
     // Do not lint, `exe_ext` comes from the `std` crate
 }
+
+fn issue_13106() {
+    const {
+        assert!(!NON_EMPTY_STR.is_empty());
+    }
+
+    const {
+        assert!(EMPTY_STR.is_empty());
+    }
+
+    const {
+        EMPTY_STR.is_empty();
+    }
+}
diff --git a/tests/ui/const_is_empty.stderr b/tests/ui/const_is_empty.stderr
index 7f80b520b1a..0afba940d8b 100644
--- a/tests/ui/const_is_empty.stderr
+++ b/tests/ui/const_is_empty.stderr
@@ -157,5 +157,11 @@ error: this expression always evaluates to true
 LL |     let _ = val.is_empty();
    |             ^^^^^^^^^^^^^^
 
-error: aborting due to 26 previous errors
+error: this expression always evaluates to true
+  --> tests/ui/const_is_empty.rs:185:9
+   |
+LL |         EMPTY_STR.is_empty();
+   |         ^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 27 previous errors
 
diff --git a/tests/ui/doc/doc-fixable.fixed b/tests/ui/doc/doc-fixable.fixed
index 355f2bc7736..8a379330c48 100644
--- a/tests/ui/doc/doc-fixable.fixed
+++ b/tests/ui/doc/doc-fixable.fixed
@@ -54,6 +54,7 @@ fn test_units() {
 
 /// This tests allowed identifiers.
 /// KiB MiB GiB TiB PiB EiB
+/// MHz GHz THz
 /// AccessKit
 /// CoreFoundation CoreGraphics CoreText
 /// Direct2D Direct3D DirectWrite DirectX
diff --git a/tests/ui/doc/doc-fixable.rs b/tests/ui/doc/doc-fixable.rs
index 9ced2677622..35f43d98e79 100644
--- a/tests/ui/doc/doc-fixable.rs
+++ b/tests/ui/doc/doc-fixable.rs
@@ -54,6 +54,7 @@ fn test_units() {
 
 /// This tests allowed identifiers.
 /// KiB MiB GiB TiB PiB EiB
+/// MHz GHz THz
 /// AccessKit
 /// CoreFoundation CoreGraphics CoreText
 /// Direct2D Direct3D DirectWrite DirectX
diff --git a/tests/ui/doc/doc-fixable.stderr b/tests/ui/doc/doc-fixable.stderr
index 67c0464149c..27a04e4b558 100644
--- a/tests/ui/doc/doc-fixable.stderr
+++ b/tests/ui/doc/doc-fixable.stderr
@@ -133,7 +133,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:78:5
+  --> tests/ui/doc/doc-fixable.rs:79:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -144,7 +144,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:95:5
+  --> tests/ui/doc/doc-fixable.rs:96:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -155,7 +155,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:103:8
+  --> tests/ui/doc/doc-fixable.rs:104:8
    |
 LL | /// ## CamelCaseThing
    |        ^^^^^^^^^^^^^^
@@ -166,7 +166,7 @@ LL | /// ## `CamelCaseThing`
    |        ~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:106:7
+  --> tests/ui/doc/doc-fixable.rs:107:7
    |
 LL | /// # CamelCaseThing
    |       ^^^^^^^^^^^^^^
@@ -177,7 +177,7 @@ LL | /// # `CamelCaseThing`
    |       ~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:108:22
+  --> tests/ui/doc/doc-fixable.rs:109:22
    |
 LL | /// Not a title #897 CamelCaseThing
    |                      ^^^^^^^^^^^^^^
@@ -188,7 +188,7 @@ LL | /// Not a title #897 `CamelCaseThing`
    |                      ~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:109:5
+  --> tests/ui/doc/doc-fixable.rs:110:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -199,7 +199,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:116:5
+  --> tests/ui/doc/doc-fixable.rs:117:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -210,7 +210,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:129:5
+  --> tests/ui/doc/doc-fixable.rs:130:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -221,7 +221,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:140:43
+  --> tests/ui/doc/doc-fixable.rs:141:43
    |
 LL | /** E.g., serialization of an empty list: FooBar
    |                                           ^^^^^^
@@ -232,7 +232,7 @@ LL | /** E.g., serialization of an empty list: `FooBar`
    |                                           ~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:145:5
+  --> tests/ui/doc/doc-fixable.rs:146:5
    |
 LL | And BarQuz too.
    |     ^^^^^^
@@ -243,7 +243,7 @@ LL | And `BarQuz` too.
    |     ~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:146:1
+  --> tests/ui/doc/doc-fixable.rs:147:1
    |
 LL | be_sure_we_got_to_the_end_of_it
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -254,7 +254,7 @@ LL | `be_sure_we_got_to_the_end_of_it`
    |
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:151:43
+  --> tests/ui/doc/doc-fixable.rs:152:43
    |
 LL | /** E.g., serialization of an empty list: FooBar
    |                                           ^^^^^^
@@ -265,7 +265,7 @@ LL | /** E.g., serialization of an empty list: `FooBar`
    |                                           ~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:156:5
+  --> tests/ui/doc/doc-fixable.rs:157:5
    |
 LL | And BarQuz too.
    |     ^^^^^^
@@ -276,7 +276,7 @@ LL | And `BarQuz` too.
    |     ~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:157:1
+  --> tests/ui/doc/doc-fixable.rs:158:1
    |
 LL | be_sure_we_got_to_the_end_of_it
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -287,7 +287,7 @@ LL | `be_sure_we_got_to_the_end_of_it`
    |
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:168:5
+  --> tests/ui/doc/doc-fixable.rs:169:5
    |
 LL | /// be_sure_we_got_to_the_end_of_it
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -298,7 +298,7 @@ LL | /// `be_sure_we_got_to_the_end_of_it`
    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:187:22
+  --> tests/ui/doc/doc-fixable.rs:188:22
    |
 LL | /// An iterator over mycrate::Collection's values.
    |                      ^^^^^^^^^^^^^^^^^^^
@@ -309,7 +309,7 @@ LL | /// An iterator over `mycrate::Collection`'s values.
    |                      ~~~~~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:211:34
+  --> tests/ui/doc/doc-fixable.rs:212:34
    |
 LL | /// Foo \[bar\] \[baz\] \[qux\]. DocMarkdownLint
    |                                  ^^^^^^^^^^^^^^^
@@ -320,7 +320,7 @@ LL | /// Foo \[bar\] \[baz\] \[qux\]. `DocMarkdownLint`
    |                                  ~~~~~~~~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:234:22
+  --> tests/ui/doc/doc-fixable.rs:235:22
    |
 LL | /// There is no try (do() or do_not()).
    |                      ^^^^
@@ -331,7 +331,7 @@ LL | /// There is no try (`do()` or do_not()).
    |                      ~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:234:30
+  --> tests/ui/doc/doc-fixable.rs:235:30
    |
 LL | /// There is no try (do() or do_not()).
    |                              ^^^^^^^^
@@ -342,7 +342,7 @@ LL | /// There is no try (do() or `do_not()`).
    |                              ~~~~~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:237:5
+  --> tests/ui/doc/doc-fixable.rs:238:5
    |
 LL | /// ABes
    |     ^^^^
@@ -353,7 +353,7 @@ LL | /// `ABes`
    |     ~~~~~~
 
 error: item in documentation is missing backticks
-  --> tests/ui/doc/doc-fixable.rs:243:9
+  --> tests/ui/doc/doc-fixable.rs:244:9
    |
 LL |     /// foo()
    |         ^^^^^
@@ -364,7 +364,7 @@ LL |     /// `foo()`
    |         ~~~~~~~
 
 error: you should put bare URLs between `<`/`>` or make a proper Markdown link
-  --> tests/ui/doc/doc-fixable.rs:247:5
+  --> tests/ui/doc/doc-fixable.rs:248:5
    |
 LL | /// https://github.com/rust-lang/rust-clippy/pull/12836
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `<https://github.com/rust-lang/rust-clippy/pull/12836>`
diff --git a/tests/ui/unused_io_amount.rs b/tests/ui/unused_io_amount.rs
index f5b200d5ffe..175c4ca7689 100644
--- a/tests/ui/unused_io_amount.rs
+++ b/tests/ui/unused_io_amount.rs
@@ -277,4 +277,18 @@ fn allow_works<F: std::io::Read>(mut f: F) {
     f.read(&mut data).unwrap();
 }
 
+struct Reader {}
+
+impl Read for Reader {
+    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
+        todo!()
+    }
+
+    fn read_exact(&mut self, buf: &mut [u8]) -> io::Result<()> {
+        // We shouldn't recommend using Read::read_exact inside Read::read_exact!
+        self.read(buf).unwrap();
+        Ok(())
+    }
+}
+
 fn main() {}
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-01-14 08:24:24 +0000