From 0444ffab64aab77d74252b9c08445cd46b595d84 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Thu, 6 Mar 2014 12:50:19 -0800
Subject: handle aliases in getConstAsOffset

---
 lib/Target/JSBackend/JSBackend.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Target/JSBackend/JSBackend.cpp b/lib/Target/JSBackend/JSBackend.cpp
index 856a051fe9..ec33d4cd83 100644
--- a/lib/Target/JSBackend/JSBackend.cpp
+++ b/lib/Target/JSBackend/JSBackend.cpp
@@ -313,6 +313,9 @@ namespace {
     // Return a constant we are about to write into a global as a numeric offset. If the
     // value is not known at compile time, emit a postSet to that location.
     unsigned getConstAsOffset(const Value *V, unsigned AbsoluteTarget) {
+      if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) {
+        V = GA->getAliasee();
+      }
       if (const Function *F = dyn_cast<const Function>(V)) {
         return getFunctionIndex(F);
       } else if (const BlockAddress *BA = dyn_cast<const BlockAddress>(V)) {
-- 
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