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| author | Shenghou Ma <minux@golang.org> | 2015-10-05 22:32:19 -0400 |
|---|---|---|
| committer | Minux Ma <minux@golang.org> | 2015-10-06 06:59:42 +0000 |
| commit | 007ee631d6e0fa27973fd9f40f8fbae98547181a (patch) | |
| tree | bce665a129826200d89926ce9fba8271ad629907 /src | |
| parent | 5ae12e9c718b2f64289bd260c6d77f601f6254c3 (diff) | |
| download | go-007ee631d6e0fa27973fd9f40f8fbae98547181a.tar.xz | |
cmd/go: given better error when -race is used without cgo
Fixes #12844.
Change-Id: Id51b24aae239fd2e1fb1cd0bc9fe443186301044
Reviewed-on: https://go-review.googlesource.com/15440
Reviewed-by: Andrew Gerrand <adg@golang.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/cmd/go/build.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cmd/go/build.go b/src/cmd/go/build.go index 54b655287a..0166e9126b 100644 --- a/src/cmd/go/build.go +++ b/src/cmd/go/build.go @@ -3341,6 +3341,10 @@ func raceInit() { fmt.Fprintf(os.Stderr, "go %s: -race is only supported on linux/amd64, freebsd/amd64, darwin/amd64 and windows/amd64\n", flag.Args()[0]) os.Exit(2) } + if !buildContext.CgoEnabled { + fmt.Fprintf(os.Stderr, "go %s: -race requires cgo; enable cgo by setting CGO_ENABLED=1\n", flag.Args()[0]) + os.Exit(2) + } buildGcflags = append(buildGcflags, "-race") buildLdflags = append(buildLdflags, "-race") if buildContext.InstallSuffix != "" { |