From 8cad9251b37606282e5ce8738afd0a5fa1838316 Mon Sep 17 00:00:00 2001
From: Mikio Hara <mikioh.mikioh@gmail.com>
Date: Tue, 10 Jan 2012 14:47:20 +0900
Subject: [PATCH] cmd/go: fix freebsd build

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/5530063
---
 src/cmd/go/build.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/cmd/go/build.go b/src/cmd/go/build.go
index 2abc944ef86..5bd446cf58e 100644
--- a/src/cmd/go/build.go
+++ b/src/cmd/go/build.go
@@ -449,6 +449,9 @@ func (b *builder) do(root *action) {
 	// drop the parallelism to 1, both to make the output
 	// deterministic and because there is no real work anyway.
 	par := buildP
+	if par == 0 {
+		par = 1
+	}
 	if buildN {
 		par = 1
 	}