Rollup merge of #67666 - lzutao:ptr-null-cmp, r=dtolnay

[rust.git] / src / libstd / f64.rs

diff --git a/src/libstd/f64.rs b/src/libstd/f64.rs
index aa32e5fb998bc54cfa577f0b0747ab5808007274..61ce7b29e26fc306d71d98e8814277bb510cdc41 100644 (file)
--- a/src/libstd/f64.rs
+++ b/src/libstd/f64.rs
@@ -342,7 +342,7 @@ pub fn powf(self, n: f64) -> f64 {
     #[stable(feature = "rust1", since = "1.0.0")]
     #[inline]
     pub fn sqrt(self) -> f64 {
-        if self < 0.0 { NAN } else { unsafe { intrinsics::sqrtf64(self) } }
+        unsafe { intrinsics::sqrtf64(self) }
     }
 
     /// Returns `e^(self)`, (the exponential function).