Remove block clear of `callinfo`.
MODIFY
src/vm.c
src/vm.c
@@ -273,7 +273,6 @@ cipush(mrb_state *mrb, const mrb_code *pc, int push_stacks, int acc,
struct RClass *target_class, struct RProc *proc, mrb_sym mid, int argc)
{
struct mrb_context *c = mrb->c;
- static const mrb_callinfo ci_zero = { 0 };
mrb_callinfo *ci = c->ci;
if (ci + 1 == c->ciend) {
@@ -284,7 +283,6 @@ cipush(mrb_state *mrb, const mrb_code *pc, int push_stacks, int acc,
c->ciend = c->cibase + size * 2;
}
ci = ++c->ci;
- *ci = ci_zero;
ci->mid = mid;
ci->proc = proc;
ci->stackent = c->stack;
@@ -294,6 +292,8 @@ cipush(mrb_state *mrb, const mrb_code *pc, int push_stacks, int acc,
ci->argc = argc;
ci->acc = acc;
ci->target_class = target_class;
+ ci->err = 0;
+ ci->env = 0;
c->stack += push_stacks;
return ci;

Remove block clear of `callinfo`.