Changeset 210053 in webkit for trunk/Source/JavaScriptCore/API/JSBase.h

Timestamp:

Dec 20, 2016, 8:29:44 PM (9 years ago)

Author:

[email protected]

Message:

Fix undefined behavior caused by macro expansion producing 'defined'
​https://bugs.webkit.org/show_bug.cgi?id=166047

Patch by Taras Tsugrii <​[email protected]> on 2016-12-20
Reviewed by Darin Adler.

Source/JavaScriptCore:

• API/JSBase.h:

Source/WebKit2:

• Shared/API/Cocoa/WKFoundation.h:

File:

• trunk/Source/JavaScriptCore/API/JSBase.h (modified) (1 diff)

trunk/Source/JavaScriptCore/API/JSBase.h

@@ -139 +139 @@
 /* Enable the Objective-C API for platforms with a modern runtime. */
 #if !defined(JSC_OBJC_API_ENABLED)
-#define JSC_OBJC_API_ENABLED (defined(__clang__) && defined(__APPLE__) && ((defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && !defined(__i386__)) || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE)))
+#if (defined(__clang__) && defined(__APPLE__) && ((defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && !defined(__i386__)) || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE)))
+#define JSC_OBJC_API_ENABLED 1
+#else
+#define JSC_OBJC_API_ENABLED 0
+#endif
 #endif