Turn throws into basic block terminators.

src/compiler/scheduler.cc

Index: src/compiler/scheduler.cc
diff --git a/src/compiler/scheduler.cc b/src/compiler/scheduler.cc
index 6281371abacc6b737045d38ac1f5de4ef32c4bcb..e0d659822c857a6bac8cd602b31cc2c77bebf195 100644
--- a/src/compiler/scheduler.cc
+++ b/src/compiler/scheduler.cc
@@ -336,6 +336,10 @@ class CFGBuilder : public ZoneObject {
         scheduler_->UpdatePlacement(node, Scheduler::kFixed);
         ConnectReturn(node);
         break;
+      case IrOpcode::kThrow:
+        scheduler_->UpdatePlacement(node, Scheduler::kFixed);
+        ConnectThrow(node);
+        break;
       default:
         break;
     }
@@ -447,6 +451,13 @@ class CFGBuilder : public ZoneObject {
     schedule_->AddReturn(return_block, ret);
   }
 
+  void ConnectThrow(Node* thr) {
+    Node* throw_block_node = NodeProperties::GetControlInput(thr);
+    BasicBlock* throw_block = schedule_->block(throw_block_node);
+    TraceConnect(thr, throw_block, NULL);
+    schedule_->AddThrow(throw_block, thr);
+  }
+
   void TraceConnect(Node* node, BasicBlock* block, BasicBlock* succ) {
     DCHECK(block);
     if (succ == NULL) {