From db7285b8f8e1a536fdfee60103bafc4ecfe3ed1f Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Thu, 14 Jan 2016 11:45:13 -0800
Subject: break assert

---
 src/wasm-binary.h | 3 +++
 1 file changed, 3 insertions(+)

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

diff --git a/src/wasm-binary.h b/src/wasm-binary.h
index 9890453a6..16b9419e5 100644
--- a/src/wasm-binary.h
+++ b/src/wasm-binary.h
@@ -593,12 +593,15 @@ public:
   void visitBreak(Break *curr) {
     if (debug) std::cerr << "zz node: Break" << std::endl;
     o << int8_t(curr->condition ? BinaryConsts::BrIf : BinaryConsts::Br);
+    bool found = false;
     for (int i = breakStack.size() - 1; i >= 0; i--) {
       if (breakStack[i] == curr->name) {
         o << int8_t(breakStack.size() - 1 - i);
+        found = true;
         break;
       }
     }
+    assert(found);
     if (curr->condition) recurse(curr->condition);
   }
   void visitSwitch(Switch *curr) {
-- 
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