From 04388516db30df7184bd4eb3ef36498af9b9d9c7 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Wed, 4 Nov 2015 21:51:18 -0800
Subject: nan

---
 src/wasm-interpreter.h | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/src/wasm-interpreter.h b/src/wasm-interpreter.h
index a22a631b1..f72dc524e 100644
--- a/src/wasm-interpreter.h
+++ b/src/wasm-interpreter.h
@@ -361,6 +361,7 @@ public:
           case WrapInt64:        return Flow(Literal(int32_t(value.geti64())));
           case TruncSFloat32:    {
             float val = value.getf32();
+            if (isnan(val)) instance.externalInterface->trap();
             if (val > (double)INT_MAX || val < (double)INT_MIN) instance.externalInterface->trap();
             return Flow(Literal(int32_t(val)));
           }
-- 
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