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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/test/ui/repr/repr-align.rs
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/test/ui/repr/repr-align.rs')
-rw-r--r--src/test/ui/repr/repr-align.rs33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/repr/repr-align.rs b/src/test/ui/repr/repr-align.rs
new file mode 100644
index 000000000..58ecf9a51
--- /dev/null
+++ b/src/test/ui/repr/repr-align.rs
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+#![allow(dead_code)]
+
+#[repr(align(16.0))] //~ ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
+ //~| ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
+struct S0(i32);
+
+#[repr(align(15))] //~ ERROR: invalid `repr(align)` attribute: not a power of two
+ //~| ERROR: invalid `repr(align)` attribute: not a power of two
+struct S1(i32);
+
+#[repr(align(4294967296))] //~ ERROR: invalid `repr(align)` attribute: larger than 2^29
+ //~| ERROR: invalid `repr(align)` attribute: larger than 2^29
+struct S2(i32);
+
+#[repr(align(536870912))] // ok: this is the largest accepted alignment
+struct S3(i32);
+
+#[repr(align(16.0))] //~ ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
+ //~| ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
+enum E0 { A, B }
+
+#[repr(align(15))] //~ ERROR: invalid `repr(align)` attribute: not a power of two
+ //~| ERROR: invalid `repr(align)` attribute: not a power of two
+enum E1 { A, B }
+
+#[repr(align(4294967296))] //~ ERROR: invalid `repr(align)` attribute: larger than 2^29
+ //~| ERROR: invalid `repr(align)` attribute: larger than 2^29
+enum E2 { A, B }
+
+#[repr(align(536870912))] // ok: this is the largest accepted alignment
+enum E3 { A, B }
+
+fn main() {}