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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/ui/consts/control-flow/feature-gate-const-if-match.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/ui/consts/control-flow/feature-gate-const-if-match.rs')
-rw-r--r-- | tests/ui/consts/control-flow/feature-gate-const-if-match.rs | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/tests/ui/consts/control-flow/feature-gate-const-if-match.rs b/tests/ui/consts/control-flow/feature-gate-const-if-match.rs new file mode 100644 index 000000000..cb66bc753 --- /dev/null +++ b/tests/ui/consts/control-flow/feature-gate-const-if-match.rs @@ -0,0 +1,96 @@ +// check-pass + +const _: i32 = if true { 5 } else { 6 }; + +const _: i32 = if let Some(true) = Some(false) { 0 } else { 1 }; + +const _: i32 = match 1 { + 2 => 3, + 4 => 5, + _ => 0, +}; + +static FOO: i32 = { + let x = if true { 0 } else { 1 }; + let x = match x { + 0 => 1, + _ => 0, + }; + if let Some(x) = Some(x) { x } else { 1 } +}; + +static mut BAR: i32 = { + let x = if true { 0 } else { 1 }; + let x = match x { + 0 => 1, + _ => 0, + }; + if let Some(x) = Some(x) { x } else { 1 } +}; + +const fn if_() -> i32 { + if true { 5 } else { 6 } +} + +const fn if_let(a: Option<bool>) -> i32 { + if let Some(true) = a { 0 } else { 1 } +} + +const fn match_(i: i32) -> i32 { + match i { + i if i > 10 => i, + 1 => 2, + _ => 0, + } +} + +pub trait Foo { + const IF: i32 = if true { 5 } else { 6 }; + const IF_LET: i32 = if let Some(true) = None { 5 } else { 6 }; + const MATCH: i32 = match 0 { + 1 => 2, + _ => 0, + }; +} + +impl Foo for () { + const IF: i32 = if true { 5 } else { 6 }; + const IF_LET: i32 = if let Some(true) = None { 5 } else { 6 }; + const MATCH: i32 = match 0 { + 1 => 2, + _ => 0, + }; +} + +fn non_const_outside() { + const fn const_inside(y: bool) -> i32 { + let x = if y { 0 } else { 1 }; + let x = match x { + 0 => 1, + _ => 0, + }; + if let Some(x) = Some(x) { x } else { 1 } + } +} + +const fn const_outside() { + fn non_const_inside(y: bool) -> i32 { + let x = if y { 0 } else { 1 }; + let x = match x { + 0 => 1, + _ => 0, + }; + if let Some(x) = Some(x) { x } else { 1 } + } +} + +fn main() { + let _ = [0; { + let x = if false { 0 } else { 1 }; + let x = match x { + 0 => 1, + _ => 0, + }; + if let Some(x) = Some(x) { x } else { 1 } + }]; +} |