diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/mir-opt/uninhabited_enum_branching2.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/uninhabited_enum_branching2.rs')
-rw-r--r-- | tests/mir-opt/uninhabited_enum_branching2.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/mir-opt/uninhabited_enum_branching2.rs b/tests/mir-opt/uninhabited_enum_branching2.rs new file mode 100644 index 000000000..e22e94314 --- /dev/null +++ b/tests/mir-opt/uninhabited_enum_branching2.rs @@ -0,0 +1,34 @@ +enum Empty { } + +// test matching an enum with uninhabited variants +enum Test1 { + A(Empty), + B(Empty), + C, + D, +} + +struct Plop { + xx: u32, + test1: Test1, +} + +// EMIT_MIR uninhabited_enum_branching2.main.UninhabitedEnumBranching.diff +// EMIT_MIR uninhabited_enum_branching2.main.SimplifyCfg-after-uninhabited-enum-branching.after.mir +fn main() { + let plop = Plop { xx: 51, test1: Test1::C }; + + match &plop.test1 { + Test1::A(_) => "A(Empty)", + Test1::B(_) => "B(Empty)", + Test1::C => "C", + Test1::D => "D", + }; + + match plop.test1 { + Test1::A(_) => "A(Empty)", + Test1::B(_) => "B(Empty)", + Test1::C => "C", + Test1::D => "D", + }; +} |