internal/rosa/go: run bootstrap toolchain tests

The objdump test will be re-enabled after fixing llvm search paths.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/go.go

@@ -9,14 +9,29 @@ import (
 // newGoBootstrap returns the Go bootstrap toolchain.
 func (t Toolchain) newGoBootstrap() pkg.Artifact {
 	const checksum = "8o9JL_ToiQKadCTb04nvBDkp8O1xiWOolAxVEqaTGodieNe4lOFEjlOxN3bwwe23"
-	return t.New("go1.4-bootstrap", nil, nil, []string{
+	return t.New("go1.4-bootstrap", []pkg.Artifact{
+		t.NewBash(),
+	}, nil, []string{
 		"CGO_ENABLED=0",
 	}, `
 mkdir -p /var/tmp
 cp -r /usr/src/go1.4-bootstrap /work
 cd /work/go1.4-bootstrap/src
 chmod -R +w ..
-CC="${CC} ${LDFLAGS}" sh make.bash
+
+ln -s ../system/bin/busybox /bin/pwd
+cat << EOF > /bin/hostname
+#!/bin/sh
+echo cure
+EOF
+chmod +x /bin/hostname
+
+rm \
+	cmd/objdump/objdump_test.go \
+	syscall/creds_test.go \
+	net/multicast_test.go
+
+CC="${CC} ${LDFLAGS}" ./all.bash
 `, pkg.Path(AbsUsrSrc.Append("go1.4-bootstrap"), false, pkg.NewHTTPGetTar(
 		nil, "https://dl.google.com/go/go1.4-bootstrap-20171003.tar.gz",
 		mustDecode(checksum),