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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/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed | |
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/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed')
-rw-r--r-- | src/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed b/src/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed new file mode 100644 index 000000000..4f5322ebf --- /dev/null +++ b/src/tools/clippy/tests/ui/invalid_null_ptr_usage.fixed @@ -0,0 +1,49 @@ +// run-rustfix + +fn main() { + unsafe { + let _slice: &[usize] = std::slice::from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0); + let _slice: &[usize] = std::slice::from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0); + + let _slice: &[usize] = std::slice::from_raw_parts_mut(core::ptr::NonNull::dangling().as_ptr(), 0); + + std::ptr::copy::<usize>(core::ptr::NonNull::dangling().as_ptr(), std::ptr::NonNull::dangling().as_ptr(), 0); + std::ptr::copy::<usize>(std::ptr::NonNull::dangling().as_ptr(), core::ptr::NonNull::dangling().as_ptr(), 0); + + std::ptr::copy_nonoverlapping::<usize>(core::ptr::NonNull::dangling().as_ptr(), std::ptr::NonNull::dangling().as_ptr(), 0); + std::ptr::copy_nonoverlapping::<usize>(std::ptr::NonNull::dangling().as_ptr(), core::ptr::NonNull::dangling().as_ptr(), 0); + + struct A; // zero sized struct + assert_eq!(std::mem::size_of::<A>(), 0); + + let _a: A = std::ptr::read(core::ptr::NonNull::dangling().as_ptr()); + let _a: A = std::ptr::read(core::ptr::NonNull::dangling().as_ptr()); + + let _a: A = std::ptr::read_unaligned(core::ptr::NonNull::dangling().as_ptr()); + let _a: A = std::ptr::read_unaligned(core::ptr::NonNull::dangling().as_ptr()); + + let _a: A = std::ptr::read_volatile(core::ptr::NonNull::dangling().as_ptr()); + let _a: A = std::ptr::read_volatile(core::ptr::NonNull::dangling().as_ptr()); + + let _a: A = std::ptr::replace(core::ptr::NonNull::dangling().as_ptr(), A); + + let _slice: *const [usize] = std::ptr::slice_from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0); + let _slice: *const [usize] = std::ptr::slice_from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0); + + let _slice: *const [usize] = std::ptr::slice_from_raw_parts_mut(core::ptr::NonNull::dangling().as_ptr(), 0); + + std::ptr::swap::<A>(core::ptr::NonNull::dangling().as_ptr(), &mut A); + std::ptr::swap::<A>(&mut A, core::ptr::NonNull::dangling().as_ptr()); + + std::ptr::swap_nonoverlapping::<A>(core::ptr::NonNull::dangling().as_ptr(), &mut A, 0); + std::ptr::swap_nonoverlapping::<A>(&mut A, core::ptr::NonNull::dangling().as_ptr(), 0); + + std::ptr::write(core::ptr::NonNull::dangling().as_ptr(), A); + + std::ptr::write_unaligned(core::ptr::NonNull::dangling().as_ptr(), A); + + std::ptr::write_volatile(core::ptr::NonNull::dangling().as_ptr(), A); + + std::ptr::write_bytes::<usize>(core::ptr::NonNull::dangling().as_ptr(), 42, 0); + } +} |