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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/consts/const-mut-refs/const_mut_refs.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/consts/const-mut-refs/const_mut_refs.rs')
-rw-r--r-- | src/test/ui/consts/const-mut-refs/const_mut_refs.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-mut-refs/const_mut_refs.rs b/src/test/ui/consts/const-mut-refs/const_mut_refs.rs new file mode 100644 index 000000000..544458dfc --- /dev/null +++ b/src/test/ui/consts/const-mut-refs/const_mut_refs.rs @@ -0,0 +1,35 @@ +// check-pass +#![feature(const_mut_refs)] + +struct Foo { + x: usize +} + +const fn foo() -> Foo { + Foo { x: 0 } +} + +impl Foo { + const fn bar(&mut self) -> usize { + self.x = 1; + self.x + } + +} + +const fn baz(foo: &mut Foo) -> usize { + let x = &mut foo.x; + *x = 2; + *x +} + +const fn bazz(foo: &mut Foo) -> usize { + foo.x = 3; + foo.x +} + +fn main() { + let _: [(); foo().bar()] = [(); 1]; + let _: [(); baz(&mut foo())] = [(); 2]; + let _: [(); bazz(&mut foo())] = [(); 3]; +} |