diff --git a/js/src/jit-test/tests/ion/bug1264948-1.js b/js/src/jit-test/tests/ion/bug1264948-1.js
deleted file mode 100644
index 1070275dce1d..000000000000
--- a/js/src/jit-test/tests/ion/bug1264948-1.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// |jit-test| error: ReferenceError
-
-var N = 70 * 1000;
-var x = build("&&")();
-function build(operation) {
-    var a = [];
-    for (var i = 1; i != N - 1; ++i) a.push("f()");
-    return new Function(a.join(operation));
-}
diff --git a/js/src/jit/IonBuilder.cpp b/js/src/jit/IonBuilder.cpp
index 61f9df1aba22..af71ed308337 100644
--- a/js/src/jit/IonBuilder.cpp
+++ b/js/src/jit/IonBuilder.cpp
@@ -766,13 +766,7 @@ IonBuilder::pushLoop(CFGState::State initial, jsbytecode* stopAt, MBasicBlock* e
 bool
 IonBuilder::init()
 {
-    {
-        LifoAlloc::AutoFallibleScope fallibleAllocator(alloc().lifoAlloc());
-        if (!TypeScript::FreezeTypeSets(constraints(), script(), &thisTypes, &argTypes, &typeArray))
-            return false;
-    }
-
-    if (!alloc().ensureBallast())
+    if (!TypeScript::FreezeTypeSets(constraints(), script(), &thisTypes, &argTypes, &typeArray))
         return false;
 
     if (inlineCallInfo_) {