1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/DAGCombiner_illegal_BUILD_VECTOR.ll b/test/CodeGen/SystemZ/DAGCombiner_illegal_BUILD_VECTOR.ll
new file mode 100644
index 00000000000..3e5757c902c
--- /dev/null
+++ b/test/CodeGen/SystemZ/DAGCombiner_illegal_BUILD_VECTOR.ll
@@ -0,0 +1,26 @@
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
+;
+; Check that DAGCombiner does not crash after producing an illegal
+; BUILD_VECTOR node.
+
+
+define void @pr32422() {
+; CHECK:        cdbr    %f0, %f0
+; CHECK:        jo      .LBB0_1
+
+BB:
+  %I = insertelement <8 x i8> zeroinitializer, i8 -95, i32 3
+  %I8 = insertelement <8 x i8> zeroinitializer, i8 -119, i32 2
+  %FC = uitofp <8 x i8> %I8 to <8 x float>
+  %Cmp18 = fcmp uno <8 x float> zeroinitializer, %FC
+  %I22 = insertelement <8 x i1> %Cmp18, i1 true, i32 5
+  br label %CF
+
+CF:                                               ; preds = %CF, %BB
+  %Cmp40 = fcmp uno double 0xC663C682E9619F00, undef
+  br i1 %Cmp40, label %CF, label %CF353
+
+CF353:                                            ; preds = %CF
+  %E195 = extractelement <8 x i1> %I22, i32 4
+  ret void
+}