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Fixed Kernel#.eval crash when given a custom defined Binding instance

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```console
% bin/mruby -e 'class Binding; end; eval "1", Binding.new'
zsh: segmentation fault (core dumped)  bin/mruby -e 'class Binding; end; eval "1", Binding.new'
```
This commit is contained in:
dearblue
2023-01-20 21:26:21 +09:00
parent 3a7e138c05
commit 36f822d9af
1 changed files with 2 additions and 2 deletions
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mrbgems/mruby-eval/src/eval.c
+2 -2
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@@ -29,14 +29,14 @@ create_proc_from_string(mrb_state *mrb, const char *s, mrb_int len, mrb_value bi
mrb_obj_class(mrb, binding));
}
scope_obj = mrb_iv_get(mrb, binding, MRB_SYM(proc));
mrb_assert(mrb_proc_p(scope_obj));
mrb_check_type(mrb, scope_obj, MRB_TT_PROC);
scope = mrb_proc_ptr(scope_obj);
if (MRB_PROC_CFUNC_P(scope)) {
e = NULL;
}
else {
mrb_value env = mrb_iv_get(mrb, binding, MRB_SYM(env));
mrb_assert(mrb_env_p(env));
mrb_check_type(mrb, env, MRB_TT_ENV);
e = (struct REnv *)mrb_obj_ptr(env);
mrb_assert(e != NULL);
}