on Visual C++ and Xcode,
<tt>"-sv"</tt> on others.</dd>
+ <dt><b>LLVM_LIT_TOOLS_DIR</b>:STRING</dt>
+ <dd>The path to GnuWin32 tools for tests. Valid on Windows host.
+ Defaults to "", then Lit seeks tools according to %PATH%.
+ Lit can find tools(eg. grep, sort, &c) on LLVM_LIT_TOOLS_DIR at first,
+ without specifying GnuWin32 to %PATH%.</dd>
+
<dt><b>LLVM_ENABLE_FFI</b>:BOOL</dt>
<dd>Indicates whether LLVM Interpreter will be linked with Foreign
Function Interface library. If the library or its headers are
<p><tt>make check</tt></p>
</div>
-<p>Testing is not supported on Visual Studio.</p>
+<p>On Visual Studio, you may run tests to build the project "check".</p>
</div>