More MSYS2

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

cmake/FindPSL.cmake

@@ -42,7 +42,8 @@ if(NOT PSL_FOUND)
       -Wno-sign-compare
       -Wno-shadow
       -Wno-unused-variable
-      -Wno-unused-function)
+      -Wno-unused-function
+      -Wno-char-subscripts)
 
     if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
       target_compile_options(psl PRIVATE