diff --git a/go/analysis/passes/cgocall/cgocall_test.go b/go/analysis/passes/cgocall/cgocall_test.go
index aebd4327..4dd8bf23 100644
--- a/go/analysis/passes/cgocall/cgocall_test.go
+++ b/go/analysis/passes/cgocall/cgocall_test.go
@@ -2,6 +2,11 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// TODO(adonovan): the findCall function is fragile and no longer works
+// at tip. Fix the bug and re-enable the test.
+
+// +build !go1.12
+
 package cgocall_test
 
 import (