[Lazarus] First fatal error on el capitan

[FreeMan]

Hello,
svn fpc r31922 lazarus r49919 qtx64 osx 10.11(el capitan) xcode 7.0.1

Copyright (c) 1993-2015 by Florian Klaempfl and others
/opt/lazarus/ide/advancedipc.pp(227,49) Error: (3284) Operator is not 
overloaded: "Int64" xor "TThreadID"
advancedipc.pp(688) Fatal: (10026) There were 1 errors compiling module, 
stopping
Fatal: (1018) Compilation aborted
make[2]: *** [lazarus] Error 1
make[1]: *** [ide] Error 2
make: *** [ide] Error 2