r179750 61.9 MB 2015-02-06 23:25:00 GMT crashes on launch
Could you please attach a crash log?
Dyld Error Message: Symbol not found: __ZN3WTF18fastMallocGoodSizeEm Referenced from: /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari Expected in: /Volumes/VOLUME/WebKit.app/Contents/Frameworks/10.10/JavaScriptCore.framework/Versions/A/JavaScriptCore in /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari Turns out that the offending change has been already undone, so the next nightly build should work. Sorry for the trouble! *** This bug has been marked as a duplicate of bug 141335 ***