Allow nulls in calls to Node#insert.

MhAmine · Dec 1, 2017 · 06a4cc3 · 06a4cc3
1 parent 0d056d7
commit 06a4cc3
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/truffle/src/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java b/truffle/src/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java
@@ -173,9 +173,10 @@ public SourceSection getEncapsulatingSourceSection() {
      */
     protected final <T extends Node> T[] insert(final T[] newChildren) {
         CompilerDirectives.transferToInterpreterAndInvalidate();
-        assert newChildren != null;
-        for (Node newChild : newChildren) {
-            adoptHelper(newChild);
+        if (newChildren != null) {
+            for (Node newChild : newChildren) {
+                adoptHelper(newChild);
+            }
         }
         return newChildren;
     }
@@ -191,8 +192,9 @@ protected final <T extends Node> T[] insert(final T[] newChildren) {
      */
     protected final <T extends Node> T insert(final T newChild) {
         CompilerDirectives.transferToInterpreterAndInvalidate();
-        assert newChild != null;
-        adoptHelper(newChild);
+        if (newChild != null) {
+            adoptHelper(newChild);
+        }
         return newChild;
     }