See https://build.webkit.org/builders/Apple%20El%20Capitan%20LLINT%20CLoop%20%28BuildAndTest%29/builds/4 webkit-jsc-cloop-test 1081 regressions found.
<rdar://problem/22918927>
The failure is due to: dyld: Symbol not found: __ZN3JSC10DisallowGC31s_isGCDisallowedOnCurrentThreadE Referenced from: /Volumes/Data/slave/elcapitan-cloop-debug/mlamTest/WebKitBuild/Debug/jsc Expected in: /System/Library/Frameworks/JavaScriptCore.framework/Versions/A/JavaScriptCore in /Volumes/Data/slave/elcapitan-cloop-debug/mlamTest/WebKitBuild/Debug/jsc Trace/BPT trap: 5
*** This bug has been marked as a duplicate of bug 149815 ***