From 7f76eda7b51fe698a04c7dfda1bf49507a887ac0 Mon Sep 17 00:00:00 2001
From: Rahul Butani <rr.butani@gmail.com>
Date: Mon, 23 Jul 2018 11:14:41 -0500
Subject: [PATCH] Use core for constants instead of std

(thanks @vks)
---
 library/compiler-builtins/libm/src/math/pow.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/library/compiler-builtins/libm/src/math/pow.rs b/library/compiler-builtins/libm/src/math/pow.rs
index 7aaec7874013..a1889bb6bb68 100644
--- a/library/compiler-builtins/libm/src/math/pow.rs
+++ b/library/compiler-builtins/libm/src/math/pow.rs
@@ -411,10 +411,10 @@ pub fn pow(x: f64, y: f64) -> f64 {
 
 #[cfg(test)]
 mod tests {
-    extern crate std;
+    extern crate core;
 
-    use self::std::f64::consts::{E, PI};
-    use self::std::f64::{EPSILON, INFINITY, MAX, MIN, MIN_POSITIVE, NAN, NEG_INFINITY};
+    use self::core::f64::consts::{E, PI};
+    use self::core::f64::{EPSILON, INFINITY, MAX, MIN, MIN_POSITIVE, NAN, NEG_INFINITY};
     use super::pow;
 
     const POS_ZERO: &[f64] = &[0.0];