1 files changed, 36 insertions, 0 deletions
diff --git a/tests/ui/lint/invalid-nan-comparison-suggestion.fixed b/tests/ui/lint/invalid-nan-comparison-suggestion.fixed
new file mode 100644
index 000000000..feafc6c1b
--- /dev/null
+++ b/tests/ui/lint/invalid-nan-comparison-suggestion.fixed
@@ -0,0 +1,36 @@
+// check-pass
+// run-rustfix
+
+fn main() {
+    let x = 5f32;
+    let _ = x.is_nan();
+    //~^ WARN incorrect NaN comparison
+    let _ = !x.is_nan();
+    //~^ WARN incorrect NaN comparison
+
+    let x = 5f64;
+    let _ = x.is_nan();
+    //~^ WARN incorrect NaN comparison
+    let _ = !x.is_nan();
+    //~^ WARN incorrect NaN comparison
+
+    let b = &2.3f32;
+    if !b.is_nan() {}
+    //~^ WARN incorrect NaN comparison
+
+    let b = &2.3f32;
+    if !b.is_nan() {}
+    //~^ WARN incorrect NaN comparison
+
+    let _ =
+        !b.is_nan();
+
+    #[allow(unused_macros)]
+    macro_rules! nan { () => { f32::NAN }; }
+    macro_rules! number { () => { 5f32 }; }
+
+    let _ = number!().is_nan();
+    //~^ WARN incorrect NaN comparison
+    let _ = !number!().is_nan();
+    //~^ WARN incorrect NaN comparison
+}