Index: lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
===================================================================
--- lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -3835,7 +3835,7 @@
     }
 
     LdOps.push_back(L);
-
+    LdOp = L;
 
     LdWidth -= NewVTWidth;
   }
Index: test/CodeGen/X86/pr34653.ll
===================================================================
--- /dev/null
+++ test/CodeGen/X86/pr34653.ll
@@ -0,0 +1,10 @@
+; RUN: llc %s -O0 -mattr=+avx512f
+
+declare fastcc <38 x double> @test() 
+ 
+define void @main() {
+entry:
+  %v = call fastcc <38 x double> @test()
+  %v.0 = extractelement <38 x double> %v, i32 0
+  ret void
+}