media-libs/opus-1.3.1-r1 fails to build

[monyarm]

I just installed gentooLTO today, i did a emerge -e @world, and when i came back to my pc, i saw the opus had failed to build. (had to post it to pastebin, because it was long) https://pastebin.com/7ZFZgTBu

[alexvitkov]

Same behaviour on my end, built successfully with -O2