Title: [194303] trunk/Source
Revision
194303
Author
[email protected]
Date
2015-12-18 16:16:15 -0800 (Fri, 18 Dec 2015)

Log Message

Avoid triggering clang's -Wundefined-bool-conversion
https://bugs.webkit.org/show_bug.cgi?id=152408

Reviewed by Mark Lam.

Source/_javascript_Core:

Add ASSERT_THIS_GC_OBJECT_LOOKS_VALID and ASSERT_THIS_GC_OBJECT_INHERITS to avoid use of
ASSERT(this) by ASSERT_GC_OBJECT_LOOKS_VALID and ASSERT_GC_OBJECT_INHERITS.

* heap/GCAssertions.h:

Source/WebCore:

Remove use of ASSERT(this).

* dom/TreeScope.cpp:
(WebCore::TreeScope::adoptIfNeeded):
* page/Frame.cpp:
(WebCore::Frame::createView):

Source/WebKit2:

Use ASSERT_THIS_GC_OBJECT_INHERITS where needed.

* WebProcess/Plugins/Netscape/JSNPObject.cpp:
(WebKit::JSNPObject::callMethod):
(WebKit::JSNPObject::callObject):
(WebKit::JSNPObject::callConstructor):
(WebKit::JSNPObject::deleteProperty):

Modified Paths

Diff

Modified: trunk/Source/_javascript_Core/ChangeLog (194302 => 194303)


--- trunk/Source/_javascript_Core/ChangeLog	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/_javascript_Core/ChangeLog	2015-12-19 00:16:15 UTC (rev 194303)
@@ -1,3 +1,15 @@
+2015-12-18  Michael Catanzaro  <[email protected]>
+
+        Avoid triggering clang's -Wundefined-bool-conversion
+        https://bugs.webkit.org/show_bug.cgi?id=152408
+
+        Reviewed by Mark Lam.
+
+        Add ASSERT_THIS_GC_OBJECT_LOOKS_VALID and ASSERT_THIS_GC_OBJECT_INHERITS to avoid use of
+        ASSERT(this) by ASSERT_GC_OBJECT_LOOKS_VALID and ASSERT_GC_OBJECT_INHERITS.
+
+        * heap/GCAssertions.h:
+
 2015-12-18  Mark Lam  <[email protected]>
 
         Replace SpecialFastCase profiles with ResultProfiles.

Modified: trunk/Source/_javascript_Core/heap/GCAssertions.h (194302 => 194303)


--- trunk/Source/_javascript_Core/heap/GCAssertions.h	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/_javascript_Core/heap/GCAssertions.h	2015-12-19 00:16:15 UTC (rev 194303)
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
+ * Copyright (C) 2015 Igalia S.L.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -40,9 +41,21 @@
     RELEASE_ASSERT(object->inherits(classInfo)); \
 } while (0)
 
+// Used to avoid triggering -Wundefined-bool-conversion.
+#define ASSERT_THIS_GC_OBJECT_LOOKS_VALID() do { \
+    RELEASE_ASSERT(this->structure()->structure() == this->structure()->structure()->structure()); \
+} while (0)
+
+#define ASSERT_THIS_GC_OBJECT_INHERITS(classInfo) do {\
+    ASSERT_THIS_GC_OBJECT_LOOKS_VALID(); \
+    RELEASE_ASSERT(this->inherits(classInfo)); \
+} while (0)
+
 #else
 #define ASSERT_GC_OBJECT_LOOKS_VALID(cell) do { (void)cell; } while (0)
 #define ASSERT_GC_OBJECT_INHERITS(object, classInfo) do { (void)object; (void)classInfo; } while (0)
+#define ASSERT_THIS_GC_OBJECT_LOOKS_VALID()
+#define ASSERT_THIS_GC_OBJECT_INHERITS(classInfo) do { (void)classInfo; } while (0)
 #endif
 
 #define STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(klass) static_assert(std::is_trivially_destructible<klass>::value, #klass " must have a trivial destructor")

Modified: trunk/Source/WebCore/ChangeLog (194302 => 194303)


--- trunk/Source/WebCore/ChangeLog	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/WebCore/ChangeLog	2015-12-19 00:16:15 UTC (rev 194303)
@@ -1,3 +1,17 @@
+2015-12-18  Michael Catanzaro  <[email protected]>
+
+        Avoid triggering clang's -Wundefined-bool-conversion
+        https://bugs.webkit.org/show_bug.cgi?id=152408
+
+        Reviewed by Mark Lam.
+
+        Remove use of ASSERT(this).
+
+        * dom/TreeScope.cpp:
+        (WebCore::TreeScope::adoptIfNeeded):
+        * page/Frame.cpp:
+        (WebCore::Frame::createView):
+
 2015-12-18  Simon Fraser  <[email protected]>
 
         Remove the 'ignoreViewportScalingConstraints' Setting, which was unused

Modified: trunk/Source/WebCore/dom/TreeScope.cpp (194302 => 194303)


--- trunk/Source/WebCore/dom/TreeScope.cpp	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/WebCore/dom/TreeScope.cpp	2015-12-19 00:16:15 UTC (rev 194303)
@@ -284,7 +284,6 @@
 
 void TreeScope::adoptIfNeeded(Node* node)
 {
-    ASSERT(this);
     ASSERT(node);
     ASSERT(!node->isDocumentNode());
     ASSERT(!node->m_deletionHasBegun);

Modified: trunk/Source/WebCore/page/Frame.cpp (194302 => 194303)


--- trunk/Source/WebCore/page/Frame.cpp	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/WebCore/page/Frame.cpp	2015-12-19 00:16:15 UTC (rev 194303)
@@ -870,7 +870,6 @@
     bool useFixedLayout, ScrollbarMode horizontalScrollbarMode, bool horizontalLock,
     ScrollbarMode verticalScrollbarMode, bool verticalLock)
 {
-    ASSERT(this);
     ASSERT(m_page);
 
     bool isMainFrame = this->isMainFrame();

Modified: trunk/Source/WebKit2/ChangeLog (194302 => 194303)


--- trunk/Source/WebKit2/ChangeLog	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/WebKit2/ChangeLog	2015-12-19 00:16:15 UTC (rev 194303)
@@ -1,3 +1,18 @@
+2015-12-18  Michael Catanzaro  <[email protected]>
+
+        Avoid triggering clang's -Wundefined-bool-conversion
+        https://bugs.webkit.org/show_bug.cgi?id=152408
+
+        Reviewed by Mark Lam.
+
+        Use ASSERT_THIS_GC_OBJECT_INHERITS where needed.
+
+        * WebProcess/Plugins/Netscape/JSNPObject.cpp:
+        (WebKit::JSNPObject::callMethod):
+        (WebKit::JSNPObject::callObject):
+        (WebKit::JSNPObject::callConstructor):
+        (WebKit::JSNPObject::deleteProperty):
+
 2015-12-15  Anders Carlsson  <[email protected]>
 
         Get rid of WebDatabaseManager, it's been replaced by WebsiteDataStore

Modified: trunk/Source/WebKit2/WebProcess/Plugins/Netscape/JSNPObject.cpp (194302 => 194303)


--- trunk/Source/WebKit2/WebProcess/Plugins/Netscape/JSNPObject.cpp	2015-12-18 23:56:23 UTC (rev 194302)
+++ trunk/Source/WebKit2/WebProcess/Plugins/Netscape/JSNPObject.cpp	2015-12-19 00:16:15 UTC (rev 194303)
@@ -107,7 +107,7 @@
 
 JSValue JSNPObject::callMethod(ExecState* exec, NPIdentifier methodName)
 {
-    ASSERT_GC_OBJECT_INHERITS(this, info());
+    ASSERT_THIS_GC_OBJECT_INHERITS(info());
     if (!m_npObject)
         return throwInvalidAccessError(exec);
 
@@ -151,7 +151,7 @@
 
 JSC::JSValue JSNPObject::callObject(JSC::ExecState* exec)
 {
-    ASSERT_GC_OBJECT_INHERITS(this, info());
+    ASSERT_THIS_GC_OBJECT_INHERITS(info());
     if (!m_npObject)
         return throwInvalidAccessError(exec);
 
@@ -191,7 +191,7 @@
 
 JSValue JSNPObject::callConstructor(ExecState* exec)
 {
-    ASSERT_GC_OBJECT_INHERITS(this, info());
+    ASSERT_THIS_GC_OBJECT_INHERITS(info());
     if (!m_npObject)
         return throwInvalidAccessError(exec);
 
@@ -351,7 +351,7 @@
 
 bool JSNPObject::deleteProperty(ExecState* exec, NPIdentifier propertyName)
 {
-    ASSERT_GC_OBJECT_INHERITS(this, info());
+    ASSERT_THIS_GC_OBJECT_INHERITS(info());
 
     // If the propertyName is symbol.
     if (!propertyName)
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