diff options
Diffstat (limited to 'src/test/mir-opt/simplify_try.rs')
-rw-r--r-- | src/test/mir-opt/simplify_try.rs | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/src/test/mir-opt/simplify_try.rs b/src/test/mir-opt/simplify_try.rs deleted file mode 100644 index 15e351e7d..000000000 --- a/src/test/mir-opt/simplify_try.rs +++ /dev/null @@ -1,30 +0,0 @@ -// compile-flags: -Zunsound-mir-opts -// EMIT_MIR simplify_try.try_identity.SimplifyArmIdentity.diff -// EMIT_MIR simplify_try.try_identity.SimplifyBranchSame.after.mir -// EMIT_MIR simplify_try.try_identity.SimplifyLocals.after.mir -// EMIT_MIR simplify_try.try_identity.DestinationPropagation.diff - - -fn into_result<T, E>(r: Result<T, E>) -> Result<T, E> { - r -} - -fn from_error<T, E>(e: E) -> Result<T, E> { - Err(e) -} - -// This was written to the `?` from `try_trait`, but `try_trait_v2` uses a different structure, -// so the relevant desugar is copied inline in order to keep the test testing the same thing. -// FIXME(#85133): while this might be useful for `r#try!`, it would be nice to have a MIR -// optimization that picks up the `?` desugaring, as `SimplifyArmIdentity` does not. -fn try_identity(x: Result<u32, i32>) -> Result<u32, i32> { - let y = match into_result(x) { - Err(e) => return from_error(From::from(e)), - Ok(v) => v, - }; - Ok(y) -} - -fn main() { - let _ = try_identity(Ok(0)); -} |