Merge pull request #6 from dtolnay/negativenan

Handle the possibility of f64::NAN being a negative NaN
dtolnay · Oct 26, 2023 · 62c01ca · 62c01ca
2 parents 6f6fd9b + 565f82a
commit 62c01ca
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/de.rs b/src/de.rs
@@ -1121,13 +1121,13 @@ impl<'a> Deserializer<'a> {
             })
         } else if s == "nan" {
             Ok(Value {
-                e: E::Float(f64::NAN),
+                e: E::Float(f64::NAN.copysign(1.0)),
                 start,
                 end,
             })
         } else if s == "-nan" {
             Ok(Value {
-                e: E::Float(-f64::NAN),
+                e: E::Float(f64::NAN.copysign(-1.0)),
                 start,
                 end,
             })