Avoid NPE in debugPrint() when owner is null

PiperOrigin-RevId: 414390111
Bencodes · Dec 6, 2021 · bcb45ef · bcb45ef
1 parent 402e80e
commit bcb45ef
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLinkingContext.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLinkingContext.java
@@ -276,7 +276,11 @@ public Sequence<Linkstamp> getLinkstampsForStarlark() {
     @Override
     public void debugPrint(Printer printer) {
       printer.append("<LinkerInput(owner=");
-      owner.debugPrint(printer);
+      if (owner == null) {
+        printer.append("[null owner, uses old create_linking_context API]");
+      } else {
+        owner.debugPrint(printer);
+      }
       printer.append(", libraries=[");
       for (LibraryToLink libraryToLink : libraries) {
         libraryToLink.debugPrint(printer);