src/cmd/link/internal/ld/pcln.go | 7 +++++--

diff --git a/src/cmd/link/internal/ld/pcln.go b/src/cmd/link/internal/ld/pcln.go
index 8708924d92a2709b5b18f17e6e08859b106bf5d9..ed1b523b4edf4bec57b0fd45c58b994c7da97ef6 100644
--- a/src/cmd/link/internal/ld/pcln.go
+++ b/src/cmd/link/internal/ld/pcln.go
@@ -11,6 +11,7 @@ 	"cmd/link/internal/sym"
 	"log"
 	"os"
 	"path/filepath"
+	"strings"
 )
 
 // iteration over encoded pcdata tables.
@@ -162,11 +163,13 @@
 	*d = out
 }
 
-// onlycsymbol reports whether this is a cgo symbol provided by the
-// runtime and only used from C code.
+// onlycsymbol reports whether this is a symbol that is referenced by C code.
 func onlycsymbol(s *sym.Symbol) bool {
 	switch s.Name {
 	case "_cgo_topofstack", "_cgo_panic", "crosscall2":
+		return true
+	}
+	if strings.HasPrefix(s.Name, "_cgoexp_") {
 		return true
 	}
 	return false