1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/i64-mem-copy.ll b/llvm/test/CodeGen/X86/i64-mem-copy.ll
index 95715ea08eb..69ec3fd806b 100644
--- a/llvm/test/CodeGen/X86/i64-mem-copy.ll
+++ b/llvm/test/CodeGen/X86/i64-mem-copy.ll
@@ -63,3 +63,14 @@ define void @store_i64_from_vector256(<16 x i16> %x, <16 x i16> %y, i64* %i) {
   ret void
 }
 
+; PR23476
+; Handle extraction from a non-simple / pre-legalization type.
+
+define void @PR23476(<5 x i64> %in, i64* %out, i32 %index) {
+; X32-LABEL: PR23476:
+; X32:         movsd {{.*#+}} xmm0 = mem[0],zero
+; X32-NEXT:    movsd %xmm0, (%eax)
+  %ext = extractelement <5 x i64> %in, i32 %index
+  store i64 %ext, i64* %out, align 8
+  ret void
+}