Fixed a possible memory leak.
MODIFY
src/vm.c
src/vm.c
@@ -257,8 +257,8 @@ MRB_API void
mrb_env_unshare(mrb_state *mrb, struct REnv *e)
{
size_t len = (size_t)MRB_ENV_STACK_LEN(e);
- mrb_value *p = (mrb_value *)mrb_malloc(mrb, sizeof(mrb_value)*len);
ptrdiff_t cioff = e->cioff;
+ mrb_value *p;
if (!MRB_ENV_STACK_SHARED_P(e)) return;
MRB_ENV_UNSHARE_STACK(e);
@@ -266,6 +266,7 @@ mrb_env_unshare(mrb_state *mrb, struct REnv *e)
/* save block argument position (negated) */
e->cioff = -mrb->c->cibase[cioff].argc-1;
}
+ p = (mrb_value *)mrb_malloc(mrb, sizeof(mrb_value)*len);
if (len > 0) {
stack_copy(p, e->stack, len);
}

Fixed a possible memory leak.