From b974e9351405880fe1d021e3ae7fda92f1b3bb4f Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Fri, 20 Nov 2015 09:58:10 -0800
Subject: br_if

---
 src/wasm-interpreter.h | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

(limited to 'src/wasm-interpreter.h')

diff --git a/src/wasm-interpreter.h b/src/wasm-interpreter.h
index 3f69d36e5..e20d3a358 100644
--- a/src/wasm-interpreter.h
+++ b/src/wasm-interpreter.h
@@ -211,14 +211,19 @@ private:
       }
       Flow visitBreak(Break *curr) override {
         NOTE_ENTER("Break");
+        bool condition = true;
+        if (curr->condition) {
+          Flow flow = visit(curr->condition);
+          if (flow.breaking()) return flow;
+          condition = flow.value.getInteger();
+        }
+        Flow flow(curr->name);
         if (curr->value) {
-          Flow flow = visit(curr->value);
-          if (!flow.breaking()) {
-            flow.breakTo = curr->name;
-          }
-          return flow;
+          flow = visit(curr->value);
+          if (flow.breaking()) return flow;
+          flow.breakTo = curr->name;
         }
-        return Flow(curr->name);
+        return condition ? flow : Flow();
       }
       Flow visitSwitch(Switch *curr) override {
         NOTE_ENTER("Switch");
-- 
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