1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/simd/intrinsic/inlining-issue67557-ice.rs b/src/test/ui/simd/intrinsic/inlining-issue67557-ice.rs
new file mode 100644
index 000000000..7221b3ab7
--- /dev/null
+++ b/src/test/ui/simd/intrinsic/inlining-issue67557-ice.rs
@@ -0,0 +1,26 @@
+// This used to cause an ICE for an internal index out of range due to simd_shuffle_indices being
+// passed the wrong Instance, causing issues with inlining. See #67557.
+//
+// run-pass
+// compile-flags: -Zmir-opt-level=4
+#![feature(platform_intrinsics, repr_simd)]
+
+extern "platform-intrinsic" {
+    fn simd_shuffle2<T, U>(x: T, y: T, idx: [u32; 2]) -> U;
+}
+
+#[repr(simd)]
+#[derive(Debug, PartialEq)]
+struct Simd2(u8, u8);
+
+fn main() {
+    unsafe {
+        let _: Simd2 = inline_me();
+    }
+}
+
+#[inline(always)]
+unsafe fn inline_me() -> Simd2 {
+    const IDX: [u32; 2] = [0, 3];
+    simd_shuffle2(Simd2(10, 11), Simd2(12, 13), IDX)
+}