Index: src/unique.h |
diff --git a/src/unique.h b/src/unique.h |
index ffc659fa10a33179580e2108b8a819471b056e7e..223fafd3af9528a8ceb02b703c1f74751d7f3271 100644 |
--- a/src/unique.h |
+++ b/src/unique.h |
@@ -138,6 +138,9 @@ template <class T> |
class PrintableUnique : public Unique<T> { |
public: |
// TODO(titzer): make private and introduce a uniqueness scope. |
+ PrintableUnique() : string_("null") {} |
+ |
+ // TODO(titzer): make private and introduce a uniqueness scope. |
explicit PrintableUnique(Zone* zone, Handle<T> handle) : Unique<T>(handle) { |
InitializeString(zone); |
} |