8 use crate::ir::{Block, Function, Layout, ProgramPoint};
91         A: Into<ProgramPoint>,  in rpo_cmp()
92         B: Into<ProgramPoint>,  in rpo_cmp()  argument
112         A: Into<ProgramPoint>,  in dominates()  argument
113         B: Into<ProgramPoint>,  in dominates()  argument
118             ProgramPoint::Block(block_a) => match b {  in dominates()
119                 ProgramPoint::Block(block_b) => self.block_dominates(block_a, block_b),  in dominates()
120                 ProgramPoint::Inst(inst_b) => {  in dominates()
127             ProgramPoint::Inst(inst_a) => {  in dominates()
132                     ProgramPoint::Block(block_b) => {  in dominates()
135                     ProgramPoint::Inst(inst_b) => {  in dominates()