Subzero. Adds symbolic references to RelocInitializer.

BUG=
R=kschimpf@google.com, stichnot@chromium.org

Review URL: https://codereview.chromium.org/1661193004 .
diff --git a/src/IceConverter.cpp b/src/IceConverter.cpp
index e54dd2a..4cd7091 100644
--- a/src/IceConverter.cpp
+++ b/src/IceConverter.cpp
@@ -787,8 +787,8 @@
       assert(GV);
       const Ice::GlobalDeclaration *Addr =
           getConverter().getGlobalDeclaration(GV);
-      Global.addInitializer(
-          Ice::VariableDeclaration::RelocInitializer::create(Addr, Offset));
+      Global.addInitializer(Ice::VariableDeclaration::RelocInitializer::create(
+          Addr, {Ice::RelocOffset::create(Ctx, Offset)}));
       return;
     }
     default: