Pretty healthy discussion here....not so much on the ICC forum.
https://www.iccsafe.org/forum/fire-codes/fire-sprinklers-in-roof-eave/
Excellent reason to support the forum and become a Sawhorse
https://www.iccsafe.org/forum/fire-codes/fire-sprinklers-in-roof-eave/
Excellent reason to support the forum and become a Sawhorse