clang-x86-ninja-win10: added LLVM_LIT_TOOLS_DIR
diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
index 3d35bd9..957bea2 100644
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -800,6 +800,7 @@
                                           '-DCMAKE_C_COMPILER_LAUNCHER=sccache',
                                           '-DCMAKE_CXX_COMPILER_LAUNCHER=sccache',
                                           '-DLLVM_ENABLE_ZLIB=OFF',
+                                          '-DLLVM_LIT_TOOLS_DIR="C:\\Program Files\\GnuWin32\\usr\\bin"',
                                           ])},
 
     ]