fix a crash in loop unswitch on a loop invariant vector condition.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95055 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/LoopUnswitch/crash.ll b/test/Transforms/LoopUnswitch/crash.ll
index a50bd54..fac55a6 100644
--- a/test/Transforms/LoopUnswitch/crash.ll
+++ b/test/Transforms/LoopUnswitch/crash.ll
@@ -1,6 +1,6 @@
; RUN: opt < %s -loop-unswitch -disable-output
-define void @sort_Eq(i32* %S2) {
+define void @test1(i32* %S2) {
entry:
br i1 false, label %list_Length.exit, label %cond_true.i
cond_true.i: ; preds = %entry
@@ -30,3 +30,18 @@
ret void
}
+define void @test2(i32 %x1, i32 %y1, i32 %z1, i32 %r1) nounwind {
+entry:
+ br label %bb.nph
+
+bb.nph: ; preds = %entry
+ %and.i13521 = and <4 x i1> undef, undef ; <<4 x i1>> [#uses=1]
+ br label %for.body
+
+for.body: ; preds = %for.body, %bb.nph
+ %or.i = select <4 x i1> %and.i13521, <4 x i32> undef, <4 x i32> undef ; <<4 x i32>> [#uses=0]
+ br i1 false, label %for.body, label %for.end
+
+for.end: ; preds = %for.body, %entry
+ ret void
+}