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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/mir-opt/const_prop/control_flow_simplification.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/mir-opt/const_prop/control_flow_simplification.rs')
-rw-r--r-- | tests/mir-opt/const_prop/control_flow_simplification.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/mir-opt/const_prop/control_flow_simplification.rs b/tests/mir-opt/const_prop/control_flow_simplification.rs new file mode 100644 index 000000000..7dbe8e734 --- /dev/null +++ b/tests/mir-opt/const_prop/control_flow_simplification.rs @@ -0,0 +1,21 @@ +// unit-test: ConstProp +// compile-flags: -Zmir-opt-level=1 + +trait NeedsDrop: Sized { + const NEEDS: bool = std::mem::needs_drop::<Self>(); +} + +impl<This> NeedsDrop for This {} + +// EMIT_MIR control_flow_simplification.hello.ConstProp.diff +// EMIT_MIR control_flow_simplification.hello.PreCodegen.before.mir +fn hello<T>(){ + if <bool>::NEEDS { + panic!() + } +} + +pub fn main() { + hello::<()>(); + hello::<Vec<()>>(); +} |