1 files changed, 18 insertions, 0 deletions
diff --git a/internal/impl/codec_unsafe.go b/internal/impl/codec_unsafe.go
new file mode 100644
index 00000000..757642e2
--- /dev/null
+++ b/internal/impl/codec_unsafe.go
@@ -0,0 +1,18 @@
+// Copyright 2019 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.
+
+//go:build !purego && !appengine
+// +build !purego,!appengine
+
+package impl
+
+// When using unsafe pointers, we can just treat enum values as int32s.
+
+var (
+	coderEnumNoZero      = coderInt32NoZero
+	coderEnum            = coderInt32
+	coderEnumPtr         = coderInt32Ptr
+	coderEnumSlice       = coderInt32Slice
+	coderEnumPackedSlice = coderInt32PackedSlice
+)