diff --git a/llvm/test/Transforms/SLPVectorizer/X86/pr44067.ll b/llvm/test/Transforms/SLPVectorizer/X86/pr44067.ll
new file mode 100644
index 00000000000000..55bee662a613ea
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/X86/pr44067.ll
@@ -0,0 +1,120 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
+
+; See https://reviews.llvm.org/D83779
+
+define <2 x float> @foo({{float, float}}* %A) {
+; CHECK-LABEL: @foo(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[TMP0:%.*]] = bitcast { { float, float } }* [[A:%.*]] to <2 x float>*
+; CHECK-NEXT:    [[TMP1:%.*]] = load <2 x float>, <2 x float>* [[TMP0]], align 8
+; CHECK-NEXT:    [[REORDER_SHUFFLE:%.*]] = shufflevector <2 x float> [[TMP1]], <2 x float> undef, <2 x i32> <i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = fmul <2 x float> [[REORDER_SHUFFLE]], <float 2.000000e+00, float 2.000000e+00>
+; CHECK-NEXT:    [[TMP3:%.*]] = extractelement <2 x float> [[TMP2]], i32 0
+; CHECK-NEXT:    [[INS1:%.*]] = insertelement <2 x float> undef, float [[TMP3]], i32 1
+; CHECK-NEXT:    [[TMP4:%.*]] = extractelement <2 x float> [[TMP2]], i32 1
+; CHECK-NEXT:    [[INS0:%.*]] = insertelement <2 x float> [[INS1]], float [[TMP4]], i32 0
+; CHECK-NEXT:    ret <2 x float> [[INS0]]
+;
+entry:
+  %0 = bitcast {{float, float}}* %A to <2 x float>*
+  %1 = load <2 x float>, <2 x float>* %0
+  %L0 = extractelement <2 x float> %1, i32 0
+  %L1 = extractelement <2 x float> %1, i32 1
+  %Mul0 = fmul float %L0, 2.000000e+00
+  %Mul1 = fmul float %L1, 2.000000e+00
+  %Ins1 = insertelement <2 x float> undef, float %Mul1, i32 1
+  %Ins0 = insertelement <2 x float> %Ins1, float %Mul0, i32 0
+  ret <2 x float> %Ins0
+}
+
+
+%Struct1Ty = type { i16, i16 }
+%Struct2Ty = type { %Struct1Ty, %Struct1Ty}
+
+define {%Struct2Ty, %Struct2Ty} @StructOfStructOfStruct(i16 *%Ptr) {
+; CHECK-LABEL: @StructOfStructOfStruct(
+; CHECK-NEXT:    [[GEP0:%.*]] = getelementptr inbounds i16, i16* [[PTR:%.*]], i64 0
+; CHECK-NEXT:    [[GEP1:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 1
+; CHECK-NEXT:    [[GEP2:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 2
+; CHECK-NEXT:    [[GEP3:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 3
+; CHECK-NEXT:    [[GEP4:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 4
+; CHECK-NEXT:    [[GEP5:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 5
+; CHECK-NEXT:    [[GEP6:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 6
+; CHECK-NEXT:    [[GEP7:%.*]] = getelementptr inbounds i16, i16* [[PTR]], i64 7
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16* [[GEP0]] to <8 x i16>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <8 x i16>, <8 x i16>* [[TMP1]], align 2
+; CHECK-NEXT:    [[REORDER_SHUFFLE:%.*]] = shufflevector <8 x i16> [[TMP2]], <8 x i16> undef, <8 x i32> <i32 4, i32 5, i32 7, i32 6, i32 1, i32 0, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = add <8 x i16> [[REORDER_SHUFFLE]], <i16 5, i16 6, i16 8, i16 7, i16 2, i16 1, i16 3, i16 4>
+; CHECK-NEXT:    [[TMP4:%.*]] = extractelement <8 x i16> [[TMP3]], i32 4
+; CHECK-NEXT:    [[STRUCTIN0:%.*]] = insertvalue [[STRUCT1TY:%.*]] undef, i16 [[TMP4]], 1
+; CHECK-NEXT:    [[TMP5:%.*]] = extractelement <8 x i16> [[TMP3]], i32 5
+; CHECK-NEXT:    [[STRUCTIN1:%.*]] = insertvalue [[STRUCT1TY]] %StructIn0, i16 [[TMP5]], 0
+; CHECK-NEXT:    [[TMP6:%.*]] = extractelement <8 x i16> [[TMP3]], i32 6
+; CHECK-NEXT:    [[STRUCTIN2:%.*]] = insertvalue [[STRUCT1TY]] undef, i16 [[TMP6]], 0
+; CHECK-NEXT:    [[TMP7:%.*]] = extractelement <8 x i16> [[TMP3]], i32 7
+; CHECK-NEXT:    [[STRUCTIN3:%.*]] = insertvalue [[STRUCT1TY]] %StructIn2, i16 [[TMP7]], 1
+; CHECK-NEXT:    [[TMP8:%.*]] = extractelement <8 x i16> [[TMP3]], i32 0
+; CHECK-NEXT:    [[STRUCTIN4:%.*]] = insertvalue [[STRUCT1TY]] undef, i16 [[TMP8]], 0
+; CHECK-NEXT:    [[TMP9:%.*]] = extractelement <8 x i16> [[TMP3]], i32 1
+; CHECK-NEXT:    [[STRUCTIN5:%.*]] = insertvalue [[STRUCT1TY]] %StructIn4, i16 [[TMP9]], 1
+; CHECK-NEXT:    [[TMP10:%.*]] = extractelement <8 x i16> [[TMP3]], i32 2
+; CHECK-NEXT:    [[STRUCTIN6:%.*]] = insertvalue [[STRUCT1TY]] undef, i16 [[TMP10]], 1
+; CHECK-NEXT:    [[TMP11:%.*]] = extractelement <8 x i16> [[TMP3]], i32 3
+; CHECK-NEXT:    [[STRUCTIN7:%.*]] = insertvalue [[STRUCT1TY]] %StructIn6, i16 [[TMP11]], 0
+; CHECK-NEXT:    [[STRUCT2IN0:%.*]] = insertvalue [[STRUCT2TY:%.*]] undef, [[STRUCT1TY]] %StructIn1, 0
+; CHECK-NEXT:    [[STRUCT2IN1:%.*]] = insertvalue [[STRUCT2TY]] %Struct2In0, [[STRUCT1TY]] %StructIn3, 1
+; CHECK-NEXT:    [[STRUCT2IN2:%.*]] = insertvalue [[STRUCT2TY]] undef, [[STRUCT1TY]] %StructIn5, 0
+; CHECK-NEXT:    [[STRUCT2IN3:%.*]] = insertvalue [[STRUCT2TY]] %Struct2In2, [[STRUCT1TY]] %StructIn7, 1
+; CHECK-NEXT:    [[RET0:%.*]] = insertvalue { [[STRUCT2TY]], [[STRUCT2TY]] } undef, [[STRUCT2TY]] %Struct2In3, 1
+; CHECK-NEXT:    [[RET1:%.*]] = insertvalue { [[STRUCT2TY]], [[STRUCT2TY]] } [[RET0]], [[STRUCT2TY]] %Struct2In1, 0
+; CHECK-NEXT:    ret { [[STRUCT2TY]], [[STRUCT2TY]] } [[RET1]]
+;
+  %GEP0 = getelementptr inbounds i16, i16* %Ptr, i64 0
+  %L0 = load i16, i16 * %GEP0
+  %GEP1 = getelementptr inbounds i16, i16* %Ptr, i64 1
+  %L1 = load i16, i16 * %GEP1
+  %GEP2 = getelementptr inbounds i16, i16* %Ptr, i64 2
+  %L2 = load i16, i16 * %GEP2
+  %GEP3 = getelementptr inbounds i16, i16* %Ptr, i64 3
+  %L3 = load i16, i16 * %GEP3
+  %GEP4 = getelementptr inbounds i16, i16* %Ptr, i64 4
+  %L4 = load i16, i16 * %GEP4
+  %GEP5 = getelementptr inbounds i16, i16* %Ptr, i64 5
+  %L5 = load i16, i16 * %GEP5
+  %GEP6 = getelementptr inbounds i16, i16* %Ptr, i64 6
+  %L6 = load i16, i16 * %GEP6
+  %GEP7 = getelementptr inbounds i16, i16* %Ptr, i64 7
+  %L7 = load i16, i16 * %GEP7
+
+  %Fadd0 = add i16 %L0, 1
+  %Fadd1 = add i16 %L1, 2
+  %Fadd2 = add i16 %L2, 3
+  %Fadd3 = add i16 %L3, 4
+  %Fadd4 = add i16 %L4, 5
+  %Fadd5 = add i16 %L5, 6
+  %Fadd6 = add i16 %L6, 7
+  %Fadd7 = add i16 %L7, 8
+
+  %StructIn0 = insertvalue %Struct1Ty undef, i16 %Fadd1, 1
+  %StructIn1 = insertvalue %Struct1Ty %StructIn0, i16 %Fadd0, 0
+
+  %StructIn2 = insertvalue %Struct1Ty undef, i16 %Fadd2, 0
+  %StructIn3 = insertvalue %Struct1Ty %StructIn2, i16 %Fadd3, 1
+
+  %StructIn4 = insertvalue %Struct1Ty undef, i16 %Fadd4, 0
+  %StructIn5 = insertvalue %Struct1Ty %StructIn4, i16 %Fadd5, 1
+
+  %StructIn6 = insertvalue %Struct1Ty undef, i16 %Fadd7, 1
+  %StructIn7 = insertvalue %Struct1Ty %StructIn6, i16 %Fadd6, 0
+
+  %Struct2In0 = insertvalue %Struct2Ty undef, %Struct1Ty %StructIn1, 0
+  %Struct2In1 = insertvalue %Struct2Ty %Struct2In0, %Struct1Ty %StructIn3, 1
+
+  %Struct2In2 = insertvalue %Struct2Ty undef, %Struct1Ty %StructIn5, 0
+  %Struct2In3 = insertvalue %Struct2Ty %Struct2In2, %Struct1Ty %StructIn7, 1
+
+  %Ret0 = insertvalue {%Struct2Ty, %Struct2Ty} undef, %Struct2Ty %Struct2In3, 1
+  %Ret1 = insertvalue {%Struct2Ty, %Struct2Ty} %Ret0, %Struct2Ty %Struct2In1, 0
+  ret {%Struct2Ty, %Struct2Ty} %Ret1
+}