runtime/pprof: fix test

R=golang-dev, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/12790043

diff --git a/src/pkg/runtime/pprof/pprof_test.go b/src/pkg/runtime/pprof/pprof_test.go
index a9868ccb10b84f3e8da10411704bfff24f275144..738e2c4ec4e9e3b2278cc8245a81170b49c6e44e 100644 (file)
--- a/src/pkg/runtime/pprof/pprof_test.go
+++ b/src/pkg/runtime/pprof/pprof_test.go
@@ -47,6 +47,7 @@ func TestCPUProfileMultithreaded(t *testing.T) {
                for i := 0; i < 2000; i++ {
                        crc32.ChecksumIEEE(buf)
                }
+               <-c
        })
 }