1 files changed, 48 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/rs-undef-use.ll b/test/CodeGen/PowerPC/rs-undef-use.ll
new file mode 100644
index 0000000000..24dd5fd9da
--- /dev/null
+++ b/test/CodeGen/PowerPC/rs-undef-use.ll
@@ -0,0 +1,48 @@
+; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s
+target triple = "powerpc64-unknown-linux-gnu"
+
+define void @autogen_SD156869(i8*, i64*) {
+BB:
+  %A3 = alloca <2 x i1>
+  %A2 = alloca <8 x i32>
+  br label %CF
+
+CF:                                               ; preds = %CF85, %CF, %BB
+  br i1 undef, label %CF, label %CF82.critedge
+
+CF82.critedge:                                    ; preds = %CF
+  store i8 -59, i8* %0
+  br label %CF82
+
+CF82:                                             ; preds = %CF82, %CF82.critedge
+  %L17 = load i8* %0
+  %E18 = extractelement <2 x i64> undef, i32 0
+  %PC = bitcast <2 x i1>* %A3 to i64*
+  br i1 undef, label %CF82, label %CF84.critedge
+
+CF84.critedge:                                    ; preds = %CF82
+  store i64 455385, i64* %PC
+  br label %CF84
+
+CF84:                                             ; preds = %CF84, %CF84.critedge
+  %L40 = load i64* %PC
+  store i64 -1, i64* %PC
+  %Sl46 = select i1 undef, i1 undef, i1 false
+  br i1 %Sl46, label %CF84, label %CF85
+
+CF85:                                             ; preds = %CF84
+  %L47 = load i64* %PC
+  store i64 %E18, i64* %PC
+  %PC52 = bitcast <8 x i32>* %A2 to ppc_fp128*
+  store ppc_fp128 0xM4D436562A0416DE00000000000000000, ppc_fp128* %PC52
+  %PC59 = bitcast i64* %1 to i8*
+  %Cmp61 = icmp slt i64 %L47, %L40
+  br i1 %Cmp61, label %CF, label %CF77
+
+CF77:                                             ; preds = %CF77, %CF85
+  br i1 undef, label %CF77, label %CF81
+
+CF81:                                             ; preds = %CF77
+  store i8 %L17, i8* %PC59
+  ret void
+}