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Diffstat (limited to 'ext/json/generator/generator.h')
-rw-r--r-- | ext/json/generator/generator.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/json/generator/generator.h b/ext/json/generator/generator.h index 3220178a8f..4958cf094d 100644 --- a/ext/json/generator/generator.h +++ b/ext/json/generator/generator.h @@ -105,6 +105,7 @@ typedef struct JSON_Generator_StateStruct { Data_Get_Struct(Vstate, JSON_Generator_State, state); \ buffer = cState_prepare_buffer(Vstate); \ generate_json_##type(buffer, Vstate, state, self); \ + RB_GC_GUARD(Vstate); \ return fbuffer_to_s(buffer) static VALUE mHash_to_json(int argc, VALUE *argv, VALUE self); |