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path: root/src/pkg/crypto/sha512/sha512block.go
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Diffstat (limited to 'src/pkg/crypto/sha512/sha512block.go')
-rw-r--r--src/pkg/crypto/sha512/sha512block.go2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/pkg/crypto/sha512/sha512block.go b/src/pkg/crypto/sha512/sha512block.go
index 3577b4f3d..648ae8f7e 100644
--- a/src/pkg/crypto/sha512/sha512block.go
+++ b/src/pkg/crypto/sha512/sha512block.go
@@ -2,6 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
+// +build !amd64
+
// SHA512 block step.
// In its own file so that a faster assembly or C version
// can be substituted easily.