From 584f3b12f43e1e55248c90e84804777009eed0a4 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@golang.org>
Date: Thu, 7 Mar 2019 17:25:44 -0800
Subject: [PATCH] cpu: add build tag to cpu_wasm.go

Fixes the build for Go versions before 1.11.

Fixes golang/go#30668

Change-Id: I0dfb2eafcbcbe7e466a3b0b5d20656be3e6f4982
Reviewed-on: https://go-review.googlesource.com/c/sys/+/166137
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
---
 cpu/cpu_wasm.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cpu/cpu_wasm.go b/cpu/cpu_wasm.go
index 108d9e69..bd9bbda0 100644
--- a/cpu/cpu_wasm.go
+++ b/cpu/cpu_wasm.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 wasm
+
 package cpu
 
 // We're compiling the cpu package for an unknown (software-abstracted) CPU.