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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/const-generics/min_const_generics/complex-expression.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/const-generics/min_const_generics/complex-expression.rs')
-rw-r--r-- | src/test/ui/const-generics/min_const_generics/complex-expression.rs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/min_const_generics/complex-expression.rs b/src/test/ui/const-generics/min_const_generics/complex-expression.rs new file mode 100644 index 000000000..7840989cb --- /dev/null +++ b/src/test/ui/const-generics/min_const_generics/complex-expression.rs @@ -0,0 +1,47 @@ +use std::mem::size_of; + +fn test<const N: usize>() {} + +fn ok<const M: usize>() -> [u8; M] { + [0; { M }] +} + +struct Break0<const N: usize>([u8; { N + 1 }]); +//~^ ERROR generic parameters may not be used in const operations + +struct Break1<const N: usize>([u8; { { N } }]); +//~^ ERROR generic parameters may not be used in const operations + +fn break2<const N: usize>() { + let _: [u8; N + 1]; + //~^ ERROR generic parameters may not be used in const operations +} + +fn break3<const N: usize>() { + let _ = [0; N + 1]; + //~^ ERROR generic parameters may not be used in const operations +} + +struct BreakTy0<T>(T, [u8; { size_of::<*mut T>() }]); +//~^ ERROR generic parameters may not be used in const operations + +struct BreakTy1<T>(T, [u8; { { size_of::<*mut T>() } }]); +//~^ ERROR generic parameters may not be used in const operations + +fn break_ty2<T>() { + let _: [u8; size_of::<*mut T>() + 1]; + //~^ ERROR generic parameters may not be used in const operations +} + +fn break_ty3<T>() { + let _ = [0; size_of::<*mut T>() + 1]; + //~^ WARN cannot use constants which depend on generic parameters in types + //~| WARN this was previously accepted by the compiler but is being phased out +} + + +trait Foo { + const ASSOC: usize; +} + +fn main() {} |