Depending on the target CPU architecture / ABI, we need to allocate some amount of stack space for holding outgoing args for slow path calls from JS to C functions. MaxFrameExtentForSlowPathCall.h will define this constant.
Created attachment 219025 [details] the patch.
Comment on attachment 219025 [details] the patch. r=me. We might want to create file for all globals eventually, but this will work for now.
(In reply to comment #2) > (From update of attachment 219025 [details]) > r=me. We might want to create file for all globals eventually, but this will work for now. And by globals I mean global constants.
Landed in r160470 on the jsCStack branch: <http://trac.webkit.org/r160470>