[Linxu] GCC編譯產生檔案說明

bss(Block Started by Symbol):
Read-Write initialized data,未給初始值或初始值為0的全域變數

data:
Read-Write zero initialized data,有初始值的全域變數

rodata(Read-Only Data):
const的全域變數

text:
Program code,程序執行代碼的一塊內存區域