cmd/go: enable concurrent backend compilation by default

josharian · josharian · commit 5e0bcb3893c2 · 2017-05-09T19:22:10.000Z
It can be disabled by setting the environment variable GO19CONCURRENTCOMPILATION=0, or with -gcflags=-c=1. Fixes #15756. Change-Id: I7acbf16330512b62ee14ecbab1f46b53ec5a67b6 Reviewed-on: https://go-review.googlesource.com/41820 Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Keith Randall <khr@golang.org>
diff --git a/src/cmd/go/internal/work/build.go b/src/cmd/go/internal/work/build.go
@@ -144,7 +144,7 @@ See also: go install, go get, go clean.
 	`,
 }
 
-const concurrentGCBackendCompilationEnabledByDefault = false
+const concurrentGCBackendCompilationEnabledByDefault = true
 
 func init() {
 	// break init cycle

Original file line number	Diff line number	Diff line change
`@@ -144,7 +144,7 @@ See also: go install, go get, go clean.`
`144`	`144`	`,
`145`	`145`	`}`
`146`	`146`
`147`		`-const concurrentGCBackendCompilationEnabledByDefault = false`
	`147`	`+const concurrentGCBackendCompilationEnabledByDefault = true`
`148`	`148`
`149`	`149`	`func init() {`
`150`	`150`	`// break init cycle`