1.2 3.4 +
pi=3.14
https://github.com/jpakkane/pystd/blob/master/pystd2025.hpp
struct hc_string { uint16_t length; struct hc_malloc *malloc; uint8_t data[]; }
#define CO_BEGIN static void* cr_state_ = &&cr_st_0; goto *cr_state_; cr_st_0: #define CO_RETURN(x) ({ __label__ resume; cr_state_ = &&resume; return (x); resume:; })