cmake: Match MSVC default stack size on MinGW builds.

MSVC defaults to 1MB stack size.  MinGW defaults to a larger value.
But in order to trap problems with excessive usage of the stack on
Windows we really want to match MSVC.
Reviewed-by: Brian Paul <brianp@vmware.com>

CMakeLists.txt

@@ -264,6 +264,9 @@ else ()
 endif ()
 
 if (MINGW)
+	# Match MSVC default stack size
+	set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--stack,1048576")
+
 	# Avoid depending on MinGW runtime DLLs
 	check_cxx_compiler_flag (-static-libgcc HAVE_STATIC_LIBGCC_FLAG)
 	if (HAVE_STATIC_LIBGCC_FLAG)