Use bytepos to compare impl items
Use bytepos to compare impl items

aidancully/rust,graydon/rust,SingingTree/rustfmt,rust-lang/rustfmt,graydon/rust,SingingTree/rustfmt,rust-lang/rustfmt,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust