1 files changed, 10 insertions, 5 deletions

diff --git a/src/msvcbuild.bat b/src/msvcbuild.bat
index 69c0c61a..d6aed170 100644
--- a/src/msvcbuild.bat
+++ b/src/msvcbuild.bat
@@ -5,11 +5,12 @@
 @rem Then cd to this directory and run this script. Use the following

 @rem options (in order), if needed. The default is a dynamic release build.

 @rem

-@rem   nogc64   disable LJ_GC64 mode for x64

-@rem   debug    emit debug symbols

-@rem   amalg    amalgamated build

-@rem   static   create static lib to statically link into your project

-@rem   mixed    create static lib to build a DLL in your project

+@rem   nogc64        disable LJ_GC64 mode for x64

+@rem   debug         emit debug symbols

+@rem   lua52compat   enable extra Lua 5.2 extensions

+@rem   amalg         amalgamated build

+@rem   static        create static lib to statically link into your project

+@rem   mixed         create static lib to build a DLL in your project

 

 @if not defined INCLUDE goto :FAIL

 

@@ -101,6 +102,10 @@ buildvm -m folddef -o lj_folddef.h lj_opt_fold.c
 @set LJDYNBUILD=%LJDYNBUILD_DEBUG%

 @set LJLINKTYPE=%LJLINKTYPE_DEBUG%

 :NODEBUG

+@if "%1" neq "lua52compat" goto :NOLUA52COMPAT

+@shift

+@set LJCOMPILE=%LJCOMPILE% /DLUAJIT_ENABLE_LUA52COMPAT

+:NOLUA52COMPAT

 @set LJCOMPILE=%LJCOMPILE% %LJCOMPILETARGET%

 @set LJLINK=%LJLINK% %LJLINKTYPE% %LJLINKTARGET%

 @if "%1"=="amalg" goto :AMALGDLL