builtin_d2d_si_opti0_thunk 456 core/builtin.h extern double builtin_d2d_si_opti0_thunk(AvmMethodEnv env, uint32_t argc, AvmBox* argv); builtin_d2d_si_opti0_thunk 457 core/builtin.h #define String_private__charCodeAt_thunk builtin_d2d_si_opti0_thunk