New upstream version 1.23.0+dfsg1

[rustc.git] / src / test / codegen / packed.rs

diff --git a/src/test/codegen/packed.rs b/src/test/codegen/packed.rs
index 99e6e38a3bf0bd97654846d3f5c6e151d1d2b822..189b4230ecb633cdbdced53732682d3b53b92928 100644 (file)
--- a/src/test/codegen/packed.rs
+++ b/src/test/codegen/packed.rs
@@ -60,3 +60,14 @@ pub fn pkd_pair(pair1: &mut PackedPair, pair2: &mut PackedPair) {
     // CHECK: store i32 [[V2]], i32* {{.*}}, align 1
     *pair2 = *pair1;
 }
+
+#[repr(packed)]
+#[derive(Copy, Clone)]
+pub struct PackedNestedPair((u32, u32));
+
+// CHECK-LABEL: @pkd_nested_pair
+#[no_mangle]
+pub fn pkd_nested_pair(pair1: &mut PackedNestedPair, pair2: &mut PackedNestedPair) {
+// CHECK: call void @llvm.memcpy.{{.*}}(i8* %{{.*}}, i8* %{{.*}}, i{{[0-9]+}} 8, i32 1, i1 false)
+    *pair2 = *pair1;
+}