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| author | Simon Hausmann <simon.hausmann@nokia.com> | 2012-03-12 14:11:15 +0100 |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@nokia.com> | 2012-03-12 14:11:15 +0100 |
| commit | dd91e772430dc294e3bf478c119ef8d43c0a3358 (patch) | |
| tree | 6f33ce4d5872a5691e0291eb45bf6ab373a5f567 /Source/JavaScriptCore/dfg/DFGAbstractValue.h | |
| parent | ad0d549d4cc13433f77c1ac8f0ab379c83d93f28 (diff) | |
| download | qtwebkit-dd91e772430dc294e3bf478c119ef8d43c0a3358.tar.gz | |
Imported WebKit commit 3db4eb1820ac8fb03065d7ea73a4d9db1e8fea1a (http://svn.webkit.org/repository/webkit/trunk@110422)
This includes build fixes for the latest qtbase/qtdeclarative as well as the final QML2 API.
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGAbstractValue.h')
| -rw-r--r-- | Source/JavaScriptCore/dfg/DFGAbstractValue.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGAbstractValue.h b/Source/JavaScriptCore/dfg/DFGAbstractValue.h index aa5518187..682c7a90f 100644 --- a/Source/JavaScriptCore/dfg/DFGAbstractValue.h +++ b/Source/JavaScriptCore/dfg/DFGAbstractValue.h @@ -442,6 +442,11 @@ struct AbstractValue { if (mergePredictions(m_type, predictionFromValue(value)) != m_type) return false; + if (value.isEmpty()) { + ASSERT(m_type & PredictEmpty); + return true; + } + if (m_structure.isTop()) return true; |