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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/simd/array-type.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/simd/array-type.rs')
-rw-r--r--src/test/ui/simd/array-type.rs42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/test/ui/simd/array-type.rs b/src/test/ui/simd/array-type.rs
new file mode 100644
index 000000000..7d66395a3
--- /dev/null
+++ b/src/test/ui/simd/array-type.rs
@@ -0,0 +1,42 @@
+// run-pass
+#![allow(dead_code)]
+
+// pretty-expanded FIXME #23616
+
+#![feature(repr_simd, platform_intrinsics)]
+
+#[repr(simd)]
+#[derive(Copy, Clone)]
+struct S([i32; 4]);
+
+#[repr(simd)]
+#[derive(Copy, Clone)]
+struct T<const N: usize>([i32; N]);
+
+extern "platform-intrinsic" {
+ fn simd_insert<T, E>(x: T, idx: u32, y: E) -> T;
+ fn simd_extract<T, E>(x: T, idx: u32) -> E;
+}
+
+pub fn main() {
+ let mut s = S([0; 4]);
+
+ unsafe {
+ for i in 0_i32..4 {
+ s = simd_insert(s, i as u32, i);
+ }
+ for i in 0_i32..4 {
+ assert_eq!(i, simd_extract(s, i as u32));
+ }
+ }
+
+ let mut t = T::<4>([0; 4]);
+ unsafe {
+ for i in 0_i32..4 {
+ t = simd_insert(t, i as u32, i);
+ }
+ for i in 0_i32..4 {
+ assert_eq!(i, simd_extract(t, i as u32));
+ }
+ }
+}