Merge fixes

Author: ThibsG

README.md

@@ -6,7 +6,7 @@
 
 A collection of lints to catch common mistakes and improve your [Rust](https://github.com/rust-lang/rust) code.
 
-[There are 351 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
+[There are 352 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
 
 We have a bunch of lint categories to allow you to choose how much Clippy is supposed to ~~annoy~~ help you:
 

src/lintlist/mod.rs

@@ -6,7 +6,7 @@ pub use lint::Lint;
 pub use lint::LINT_LEVELS;
 
 // begin lint list, do not remove this comment, it’s used in `update_lints`
-pub const ALL_LINTS: [Lint; 351] = [
+pub const ALL_LINTS: [Lint; 352] = [
     Lint {
         name: "absurd_extreme_comparisons",
         group: "correctness",

tests/ui/println_empty_string.fixed

@@ -1,4 +1,5 @@
 // run-rustfix
+#![allow(clippy::match_single_binding)]
 
 fn main() {
     println!();

tests/ui/println_empty_string.rs

@@ -1,4 +1,5 @@
 // run-rustfix
+#![allow(clippy::match_single_binding)]
 
 fn main() {
     println!();

tests/ui/println_empty_string.stderr

@@ -1,13 +1,13 @@
 error: using `println!("")`
-  --> $DIR/println_empty_string.rs:5:5
+  --> $DIR/println_empty_string.rs:6:5
    |
 LL |     println!("");
    |     ^^^^^^^^^^^^ help: replace it with: `println!()`
    |
    = note: `-D clippy::println-empty-string` implied by `-D warnings`
 
 error: using `println!("")`
-  --> $DIR/println_empty_string.rs:8:14
+  --> $DIR/println_empty_string.rs:9:14
    |
 LL |         _ => println!(""),
    |              ^^^^^^^^^^^^ help: replace it with: `println!()`