extmod/modure: Add stack overflow checking when executing a regex.

extmod/modure.c

@@ -32,9 +32,12 @@
 #include "py/runtime.h"
 #include "py/binary.h"
 #include "py/objstr.h"
+#include "py/stackctrl.h"
 
 #if MICROPY_PY_URE
 
+#define re1_5_stack_chk() MP_STACK_CHECK()
+
 #include "re1.5/re1.5.h"
 
 #define FLAG_DEBUG 0x1000