From 66aa6b595c47231958a855e4b166f5d55df1184d Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@gmail.com>
Date: Sun, 29 Apr 2018 13:39:11 +0200
Subject: Bug 1411415.

---
 js/src/wasm/AsmJS.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'js/src/wasm/AsmJS.cpp')

diff --git a/js/src/wasm/AsmJS.cpp b/js/src/wasm/AsmJS.cpp
index b4f41c3d5..7fade24fb 100644
--- a/js/src/wasm/AsmJS.cpp
+++ b/js/src/wasm/AsmJS.cpp
@@ -857,7 +857,7 @@ class NumLit
   private:
     Which which_;
     union {
-        Value scalar_;
+        JS::UninitializedValue scalar_;
         SimdConstant simd_;
     } u;
 
@@ -880,7 +880,7 @@ class NumLit
 
     int32_t toInt32() const {
         MOZ_ASSERT(which_ == Fixnum || which_ == NegativeInt || which_ == BigUnsigned);
-        return u.scalar_.toInt32();
+        return u.scalar_.asValueRef().toInt32();
     }
 
     uint32_t toUint32() const {
@@ -889,17 +889,17 @@ class NumLit
 
     RawF64 toDouble() const {
         MOZ_ASSERT(which_ == Double);
-        return RawF64(u.scalar_.toDouble());
+        return RawF64(u.scalar_.asValueRef().toDouble());
     }
 
     RawF32 toFloat() const {
         MOZ_ASSERT(which_ == Float);
-        return RawF32(float(u.scalar_.toDouble()));
+        return RawF32(float(u.scalar_.asValueRef().toDouble()));
     }
 
     Value scalarValue() const {
         MOZ_ASSERT(which_ != OutOfRangeInt);
-        return u.scalar_;
+        return u.scalar_.asValueRef();
     }
 
     bool isSimd() const
-- 
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