Don't check the this pointer for 0 in member functions

This actually violates the C++ standard that defines that
you aren't allowed to call member functions on an invalid
object.

Instead insert the 0 pointer checks on the caller side where
required.

Change-Id: I8be3c3831594bb6482e9ef6de6e590ec437ac0f8
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/qml/jsruntime/qv4arrayobject.cpp b/src/qml/jsruntime/qv4arrayobject.cpp
index eaf474287b..011279ae07 100644
--- a/src/qml/jsruntime/qv4arrayobject.cpp
+++ b/src/qml/jsruntime/qv4arrayobject.cpp
@@ -268,6 +268,7 @@ ReturnedValue ArrayPrototype::method_push(CallContext *ctx)
         return Encode::undefined();
 
     instance->arrayCreate();
+    Q_ASSERT(instance->arrayData());
 
     uint len = instance->getLength();
 
@@ -347,6 +348,7 @@ ReturnedValue ArrayPrototype::method_shift(CallContext *ctx)
         return Encode::undefined();
 
     instance->arrayCreate();
+    Q_ASSERT(instance->arrayData());
 
     uint len = instance->getLength();
 
@@ -534,6 +536,7 @@ ReturnedValue ArrayPrototype::method_unshift(CallContext *ctx)
         return Encode::undefined();
 
     instance->arrayCreate();
+    Q_ASSERT(instance->arrayData());
 
     uint len = instance->getLength();