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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/packed/issue-27060.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz
rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/packed/issue-27060.rs')
-rw-r--r--tests/ui/packed/issue-27060.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/packed/issue-27060.rs b/tests/ui/packed/issue-27060.rs
new file mode 100644
index 000000000..886a00239
--- /dev/null
+++ b/tests/ui/packed/issue-27060.rs
@@ -0,0 +1,27 @@
+#[repr(packed)]
+pub struct Good {
+ data: &'static u32,
+ data2: [&'static u32; 2],
+ aligned: [u8; 32],
+}
+
+fn main() {
+ let good = Good {
+ data: &0,
+ data2: [&0, &0],
+ aligned: [0; 32]
+ };
+
+ let _ = &good.data; //~ ERROR reference to packed field
+ //~| hard error
+ let _ = &good.data2[0]; //~ ERROR reference to packed field
+ //~| hard error
+
+ let _ = &good.data; //~ ERROR reference to packed field
+ //~| hard error
+ let _ = &good.data2[0]; //~ ERROR reference to packed field
+ //~| hard error
+ let _ = &*good.data; // ok, behind a pointer
+ let _ = &good.aligned; // ok, has align 1
+ let _ = &good.aligned[2]; // ok, has align 1
+}