1 files changed, 0 insertions, 10 deletions
diff --git a/src/pkg/math/signbit.go b/src/pkg/math/signbit.go
deleted file mode 100644
index 670cc1a66..000000000
--- a/src/pkg/math/signbit.go
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2010 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package math
-
-// Signbit returns true if x is negative or negative zero.
-func Signbit(x float64) bool {
-	return Float64bits(x)&(1<<63) != 0
-}