Update README.rst

lua-tests/README.rst

@@ -2,14 +2,14 @@ Lua 5.3.x Tests
 ===============
 
 This folder contains a copy of the Lua 5.3 tests, amended slightly for Ravi. The changes are to skip some
-tests that fail in Ravi due to lack of support for certain features of Lua - e.g. tail calls, or different
-limits.
+tests that fail in Ravi due to lack of support for certain features of Lua - e.g. recursion limit for tail calls, 
+or other limits such as number of variables.
 
 Notes
 -----
-* The 'ltests' library is included in Ravi in Debug builds.
-* The tests crash on Windows 64-bit environment when JIT mode is enabled; this appears to be due to lack of 
-  support for Windows (64-bit) stack unwinding in LLVM. See issue #30. The 32-bit build does not have this 
+* The Lua 'ltests' library is included in Ravi in Debug builds.
+* The tests may crash on Windows 64-bit environment when JIT mode is enabled; this appears to be due to lack of 
+  support for Windows (64-bit) stack unwinding in the JIT backends. See issue #30. The 32-bit build does not have this 
   issue.
 * In JIT mode the tests take much longer to run, especially if full JIT is switched on. This is because the tests
   generate a lot of small Lua functions dynamically - in thousands - and all the time is spent in JIT compiling