code alignement factor?

keil 에서 빌드했더니 왜 1이 나온게 있지?

00000208 0000000c ffffffff CIE   Version:               1   Augmentation:          ""   Code alignment factor: 2   Data alignment factor: -4   Return address column: 14

 

 

[링크 : https://community.st.com/t5/stm32-mcus-products/code-alignment-questions/td-p/63653]