gentoo-overlay/dev-libs/oniguruma/files/oniguruma-combination-explosion-check.patch

--- a/src/regcomp.c
+++ b/src/regcomp.c
@@ -3619,8 +3619,8 @@
       switch (en->type) {
       case ENCLOSURE_MEMORY:
         {
-          if (env->curr_max_regnum < en->regnum)
-            env->curr_max_regnum = en->regnum;
+          if (env->curr_max_regnum < en->m.regnum)
+            env->curr_max_regnum = en->m.regnum;
 
           r = setup_comb_exp_check(NODE_ENCLOSURE_BODY(en), state, env);
         }