--- a/qtscript/src/3rdparty/javascriptcore/JavaScriptCore/JavaScriptCore.pri	2015-10-13 01:35:45.000000000 -0300
+++ b/qtscript/src/3rdparty/javascriptcore/JavaScriptCore/JavaScriptCore.pri	2016-02-29 08:14:22.211014081 -0300
@@ -45,6 +45,7 @@
     msvc: DEFINES += _CRT_RAND_S
     LIBS_PRIVATE += -lwinmm
 }
+JAVASCRIPTCORE_JIT = no
 contains(JAVASCRIPTCORE_JIT,yes) {
     DEFINES+=ENABLE_JIT=1
     DEFINES+=ENABLE_YARR_JIT=1