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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/tools/clippy/tests/ui/deref_addrof.fixed
parentInitial commit. (diff)
downloadrustc-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/deref_addrof.fixed')
-rw-r--r--src/tools/clippy/tests/ui/deref_addrof.fixed68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/deref_addrof.fixed b/src/tools/clippy/tests/ui/deref_addrof.fixed
new file mode 100644
index 000000000..2f489deb1
--- /dev/null
+++ b/src/tools/clippy/tests/ui/deref_addrof.fixed
@@ -0,0 +1,68 @@
+// run-rustfix
+#![allow(clippy::return_self_not_must_use)]
+#![warn(clippy::deref_addrof)]
+
+fn get_number() -> usize {
+ 10
+}
+
+fn get_reference(n: &usize) -> &usize {
+ n
+}
+
+#[allow(clippy::double_parens)]
+#[allow(unused_variables, unused_parens)]
+fn main() {
+ let a = 10;
+ let aref = &a;
+
+ let b = a;
+
+ let b = get_number();
+
+ let b = *get_reference(&a);
+
+ let bytes: Vec<usize> = vec![1, 2, 3, 4];
+ let b = bytes[1..2][0];
+
+ //This produces a suggestion of 'let b = (a);' which
+ //will trigger the 'unused_parens' lint
+ let b = (a);
+
+ let b = a;
+
+ #[rustfmt::skip]
+ let b = a;
+
+ let b = &a;
+
+ let b = *aref;
+
+ let _ = unsafe { *core::ptr::addr_of!(a) };
+}
+
+#[rustfmt::skip]
+macro_rules! m {
+ ($visitor: expr) => {
+ $visitor
+ };
+}
+
+#[rustfmt::skip]
+macro_rules! m_mut {
+ ($visitor: expr) => {
+ $visitor
+ };
+}
+
+#[derive(Copy, Clone)]
+pub struct S;
+impl S {
+ pub fn f(&self) -> &Self {
+ m!(self)
+ }
+ #[allow(unused_mut)] // mut will be unused, once the macro is fixed
+ pub fn f_mut(mut self) -> Self {
+ m_mut!(self)
+ }
+}