extern XBT_PRIVATE char* smpi_data_exe_start; // start of the data+bss segment of the executable
extern XBT_PRIVATE size_t smpi_data_exe_size; // size of the data+bss segment of the executable
extern XBT_PRIVATE char* smpi_data_exe_start; // start of the data+bss segment of the executable
extern XBT_PRIVATE size_t smpi_data_exe_size; // size of the data+bss segment of the executable