1 files changed, 52 insertions, 0 deletions
diff --git a/test/Transforms/LoopUnswitch/2009-09-05-DomAssert.ll b/test/Transforms/LoopUnswitch/2009-09-05-DomAssert.ll
new file mode 100644
index 0000000000..02580851ec
--- /dev/null
+++ b/test/Transforms/LoopUnswitch/2009-09-05-DomAssert.ll
@@ -0,0 +1,52 @@
+; RUN: llvm-as < %s | opt -loop-unswitch -disable-output 
+; rdar://7197574
+
+target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32"
+target triple = "thumbv7-apple-darwin9"
+	%struct.frame = type { i16*, i16*, i16* }
+
+declare arm_apcscc i32 @ercCollect8PredBlocks(i32* nocapture, i32, i32, i32* nocapture, i32, i32, i32, i8 zeroext) nounwind
+
+define arm_apcscc void @concealBlocks(i32 %lastColumn, i32 %lastRow, i32 %comp, %struct.frame* nocapture %recfr, i32 %picSizeX, i32* nocapture %condition) nounwind {
+entry:
+	br i1 undef, label %bb.nph12, label %return
+
+bb28:		; preds = %bb.nph12
+	unreachable
+
+bb42:		; preds = %bb.nph12
+	br label %bb43
+
+bb43:		; preds = %bb61, %bb42
+	%0 = call arm_apcscc  i32 @ercCollect8PredBlocks(i32* undef, i32 undef, i32 0, i32* %condition, i32 %lastRow, i32 %lastColumn, i32 undef, i8 zeroext 1) nounwind		; <i32> [#uses=0]
+	switch i32 %comp, label %bb58 [
+		i32 0, label %bb52
+		i32 1, label %bb54
+		i32 2, label %bb56
+	]
+
+bb52:		; preds = %bb43
+	br label %bb58
+
+bb54:		; preds = %bb43
+	br label %bb58
+
+bb56:		; preds = %bb43
+	unreachable
+
+bb58:		; preds = %bb54, %bb52, %bb43
+	br i1 %1, label %bb59, label %bb61
+
+bb59:		; preds = %bb58
+	br label %bb61
+
+bb61:		; preds = %bb59, %bb58
+	br label %bb43
+
+bb.nph12:		; preds = %entry
+	%1 = icmp eq i32 %comp, 0		; <i1> [#uses=1]
+	br i1 undef, label %bb28, label %bb42
+
+return:		; preds = %entry
+	ret void
+}