From 6882a04fb36642862b11efe514251d32070c3d65 Mon Sep 17 00:00:00 2001 From: Konstantin Tokarev Date: Thu, 25 Aug 2016 19:20:41 +0300 Subject: Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443) Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f Reviewed-by: Konstantin Tokarev --- Source/JavaScriptCore/bytecompiler/LabelScope.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'Source/JavaScriptCore/bytecompiler/LabelScope.h') diff --git a/Source/JavaScriptCore/bytecompiler/LabelScope.h b/Source/JavaScriptCore/bytecompiler/LabelScope.h index 2df6f1b9b..9b84cb3f9 100644 --- a/Source/JavaScriptCore/bytecompiler/LabelScope.h +++ b/Source/JavaScriptCore/bytecompiler/LabelScope.h @@ -10,7 +10,7 @@ * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * 3. Neither the name of Apple Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * @@ -85,8 +85,8 @@ namespace JSC { , m_index(0) { } - LabelScopePtr(LabelScopeStore* owner, size_t index) - : m_owner(owner) + LabelScopePtr(LabelScopeStore& owner, size_t index) + : m_owner(&owner) , m_index(index) { m_owner->at(index).ref(); @@ -117,11 +117,15 @@ namespace JSC { m_owner->at(m_index).deref(); } + bool operator!() const { return !m_owner; } + LabelScope& operator*() { ASSERT(m_owner); return m_owner->at(m_index); } LabelScope* operator->() { ASSERT(m_owner); return &m_owner->at(m_index); } const LabelScope& operator*() const { ASSERT(m_owner); return m_owner->at(m_index); } const LabelScope* operator->() const { ASSERT(m_owner); return &m_owner->at(m_index); } + static LabelScopePtr null() { return LabelScopePtr(); } + private: LabelScopeStore* m_owner; size_t m_index; -- cgit v1.2.1