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Reintroduce the early returns

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This commit is contained in:
Oliver Schneider 2017-09-06 12:25:46 +02:00 committed by GitHub
parent 02fb1b0b72
commit 5bb870faca
1 changed files with 9 additions and 4 deletions
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13
src/librustc_mir/transform/inline.rs
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@ -606,19 +606,24 @@ fn visit_local(&mut self,
_location: Location) {
if *local == RETURN_POINTER {
match self.destination {
Lvalue::Local(l) => *local = l,
Lvalue::Local(l) => {
*local = l;
return;
},
ref lval => bug!("Return lvalue is {:?}, not local", lval)
}
}
let idx = local.index() - 1;
if idx < self.args.len() {
match self.args[idx] {
Operand::Consume(Lvalue::Local(l)) => *local = l,
Operand::Consume(Lvalue::Local(l)) => {
*local = l;
return;
},
ref op => bug!("Arg operand `{:?}` is {:?}, not local", idx, op)
}
} else {
*local = self.local_map[Local::new(idx - self.args.len())];
}
*local = self.local_map[Local::new(idx - self.args.len())];
}
fn visit_lvalue(&mut self,