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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
commit | 2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35 (patch) | |
tree | d325add32978dbdc1db975a438b3a77d571b1ab8 /tests/mir-opt/casts.rs | |
parent | Releasing progress-linux version 1.68.2+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.tar.xz rustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.zip |
Merging upstream version 1.69.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/mir-opt/casts.rs')
-rw-r--r-- | tests/mir-opt/casts.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/mir-opt/casts.rs b/tests/mir-opt/casts.rs new file mode 100644 index 000000000..259c462da --- /dev/null +++ b/tests/mir-opt/casts.rs @@ -0,0 +1,17 @@ +#![crate_type = "lib"] + +// EMIT_MIR casts.redundant.InstCombine.diff +// EMIT_MIR casts.redundant.PreCodegen.after.mir +pub fn redundant<'a, 'b: 'a>(x: *const &'a u8) -> *const &'a u8 { + generic_cast::<&'a u8, &'b u8>(x) as *const &'a u8 +} + +#[inline] +fn generic_cast<T, U>(x: *const T) -> *const U { + x as *const U +} + +// EMIT_MIR casts.roundtrip.PreCodegen.after.mir +pub fn roundtrip(x: *const u8) -> *const u8 { + x as *mut u8 as *const u8 +} |