re-apply r60755

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60969 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-12-01 14:32:12 +00:00 · 2017-12-01 14:32:12 +00:00 · 51716c331f
commit 51716c331f
parent 4a60751900
1 changed files with 1 additions and 0 deletions
--- a/regexec.c
+++ b/regexec.c
@ -2501,6 +2501,7 @@ match_at(regex_t* reg, const UChar* str, const UChar* end,
    CASE(OP_MEMORY_START)  MOP_IN(OP_MEMORY_START);
      GET_MEMNUM_INC(mem, p);
      mem_start_stk[mem] = (OnigStackIndex )((void* )s);
+      mem_end_stk[mem] = INVALID_STACK_INDEX;
      MOP_OUT;
      JUMP;