diff --git a/vendor/github.com/golang/snappy/decode_asm.go b/vendor/github.com/golang/snappy/decode_asm.go
new file mode 100644
index 0000000..7082b34
--- /dev/null
+++ b/vendor/github.com/golang/snappy/decode_asm.go
@@ -0,0 +1,15 @@
+// Copyright 2016 The Snappy-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.
+
+// +build !appengine
+// +build gc
+// +build !noasm
+// +build amd64 arm64
+
+package snappy
+
+// decode has the same semantics as in decode_other.go.
+//
+//go:noescape
+func decode(dst, src []byte) int