rust/tests/mir-opt/simplify_locals_removes_unused_discriminant_reads.rs
2023-10-19 15:51:52 +00:00

16 lines
321 B
Rust

// skip-filecheck
// unit-test: SimplifyLocals-before-const-prop
fn map(x: Option<Box<()>>) -> Option<Box<()>> {
match x {
None => None,
Some(x) => Some(x),
}
}
fn main() {
map(None);
}
// EMIT_MIR simplify_locals_removes_unused_discriminant_reads.map.SimplifyLocals-before-const-prop.diff