Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 78 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/default_union_representation.rs b/src/tools/clippy/tests/ui/default_union_representation.rs
new file mode 100644
index 000000000..93b2d33da
--- /dev/null
+++ b/src/tools/clippy/tests/ui/default_union_representation.rs
@@ -0,0 +1,78 @@
+#![feature(transparent_unions)]
+#![warn(clippy::default_union_representation)]
+
+union NoAttribute {
+    a: i32,
+    b: u32,
+}
+
+#[repr(C)]
+union ReprC {
+    a: i32,
+    b: u32,
+}
+
+#[repr(packed)]
+union ReprPacked {
+    a: i32,
+    b: u32,
+}
+
+#[repr(C, packed)]
+union ReprCPacked {
+    a: i32,
+    b: u32,
+}
+
+#[repr(C, align(32))]
+union ReprCAlign {
+    a: i32,
+    b: u32,
+}
+
+#[repr(align(32))]
+union ReprAlign {
+    a: i32,
+    b: u32,
+}
+
+union SingleZST {
+    f0: (),
+}
+union ZSTsAndField1 {
+    f0: u32,
+    f1: (),
+    f2: (),
+    f3: (),
+}
+union ZSTsAndField2 {
+    f0: (),
+    f1: (),
+    f2: u32,
+    f3: (),
+}
+union ZSTAndTwoFields {
+    f0: u32,
+    f1: u64,
+    f2: (),
+}
+
+#[repr(C)]
+union CZSTAndTwoFields {
+    f0: u32,
+    f1: u64,
+    f2: (),
+}
+
+#[repr(transparent)]
+union ReprTransparent {
+    a: i32,
+}
+
+#[repr(transparent)]
+union ReprTransparentZST {
+    a: i32,
+    b: (),
+}
+
+fn main() {}