--- firefox-39.0/security/sandbox/chromium/base/win/pe_image.h.orig	2015-06-30 23:57:54.000000000 +0100
+++ firefox-39.0/security/sandbox/chromium/base/win/pe_image.h	2015-07-19 19:49:17.704118900 +0100
@@ -247,7 +247,7 @@
 }
 
 inline WORD PEImage::ToOrdinal(LPCSTR name) {
-  return reinterpret_cast<WORD>(name);
+  return static_cast<WORD>(reinterpret_cast<DWORD_PTR>(name));
 }
 
 inline HMODULE PEImage::module() const {