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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/stdlib-unit-tests/volatile-fat-ptr.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/stdlib-unit-tests/volatile-fat-ptr.rs')
-rw-r--r-- | src/test/ui/stdlib-unit-tests/volatile-fat-ptr.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/stdlib-unit-tests/volatile-fat-ptr.rs b/src/test/ui/stdlib-unit-tests/volatile-fat-ptr.rs new file mode 100644 index 000000000..f73e7e1c3 --- /dev/null +++ b/src/test/ui/stdlib-unit-tests/volatile-fat-ptr.rs @@ -0,0 +1,15 @@ +// run-pass + +#![allow(stable_features)] +#![feature(volatile)] +use std::ptr::{read_volatile, write_volatile}; + +fn main() { + let mut x: &'static str = "test"; + unsafe { + let a = read_volatile(&x); + assert_eq!(a, "test"); + write_volatile(&mut x, "foo"); + assert_eq!(x, "foo"); + } +} |