Version 3.3.8

src/hydrogen-instructions.cc

Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index ccc3c182eadf51d008f5b5abec5a9b4cb22d0616..dc15532fa35f51f1e2ad4032786c86e4fb6ce035 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -366,7 +366,6 @@ const char* HValue::Mnemonic() const {
 
 
 void HValue::SetOperandAt(int index, HValue* value) {
-  ASSERT(value == NULL || !value->representation().IsNone());
   RegisterUse(index, value);
   InternalSetOperandAt(index, value);
 }
@@ -600,6 +599,8 @@ void HInstruction::Verify() {
         ASSERT(cur == other_operand);
       }
     } else {
+      // If the following assert fires, you may have forgotten an
+      // AddInstruction.
       ASSERT(other_block->Dominates(cur_block));
     }
   }
@@ -1637,6 +1638,13 @@ HValue* HChange::EnsureAndPropagateNotMinusZero(BitVector* visited) {
 }
 
 
+HValue* HForceRepresentation::EnsureAndPropagateNotMinusZero(
+    BitVector* visited) {
+  visited->Add(id());
+  return value();
+}
+
+
 HValue* HMod::EnsureAndPropagateNotMinusZero(BitVector* visited) {
   visited->Add(id());
   if (range() == NULL || range()->CanBeMinusZero()) {