Auto merge of #10845 - disco07:master, r=giraffate

nonminimal_bool fix double not

fix issue https://github.com/rust-lang/rust-clippy/issues/10836

changelog: Fix [`nonminimal_bool`] false positive when `!!x`, `x` isn't boolean and implements `Not`

1 files changed, 14 insertions, 0 deletions

diff --git a/tests/ui/nonminimal_bool.rs b/tests/ui/nonminimal_bool.rs
index 80cc7c60f56..fec6b7713ee 100644
--- a/tests/ui/nonminimal_bool.rs
+++ b/tests/ui/nonminimal_bool.rs
@@ -110,3 +110,17 @@ fn issue_10435() {
         println!("{}", line!());
     }
 }
+
+fn issue10836() {
+    struct Foo(bool);
+    impl std::ops::Not for Foo {
+        type Output = bool;
+
+        fn not(self) -> Self::Output {
+            !self.0
+        }
+    }
+
+    // Should not lint
+    let _: bool = !!Foo(true);
+}