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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/const-generics/min_const_generics/macro.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/const-generics/min_const_generics/macro.rs')
-rw-r--r-- | tests/ui/const-generics/min_const_generics/macro.rs | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/tests/ui/const-generics/min_const_generics/macro.rs b/tests/ui/const-generics/min_const_generics/macro.rs new file mode 100644 index 000000000..9b63f7698 --- /dev/null +++ b/tests/ui/const-generics/min_const_generics/macro.rs @@ -0,0 +1,55 @@ +// run-pass +struct Example<const N: usize>; + +macro_rules! external_macro { + () => {{ + const X: usize = 1337; + X + }} +} + +trait Marker<const N: usize> {} +impl<const N: usize> Marker<N> for Example<N> {} + +fn make_marker() -> impl Marker<{ + #[macro_export] + macro_rules! const_macro { () => {{ 3 }} } inline!() +}> { + Example::<{ const_macro!() }> +} + +fn from_marker(_: impl Marker<{ + #[macro_export] + macro_rules! inline { () => {{ 3 }} } inline!() +}>) {} + +fn main() { + let _ok = Example::<{ + #[macro_export] + macro_rules! gimme_a_const { + ($rusty: ident) => {{ let $rusty = 3; *&$rusty }} + } + gimme_a_const!(run) + }>; + + let _ok = Example::<{ external_macro!() }>; + + let _ok: [_; gimme_a_const!(blah)] = [0,0,0]; + let _ok: [[u8; gimme_a_const!(blah)]; gimme_a_const!(blah)]; + let _ok: [u8; gimme_a_const!(blah)]; + + let _ok: [u8; { + #[macro_export] + macro_rules! const_two { () => {{ 2 }} } + const_two!() + }]; + + let _ok = [0; { + #[macro_export] + macro_rules! const_three { () => {{ 3 }} } + const_three!() + }]; + let _ok = [0; const_three!()]; + + from_marker(make_marker()); +} |