Fix for PR4051. When 2address pass delete an instruction, update kill info when neces...

[oota-llvm.git] / test / CodeGen / X86 / 2009-04-27-LiveIntervalsAssert2.ll

diff --git a/test/CodeGen/X86/2009-04-27-LiveIntervalsAssert2.ll b/test/CodeGen/X86/2009-04-27-LiveIntervalsAssert2.ll
new file mode 100644 (file)
index 0000000..70cb4ff
--- /dev/null
+++ b/test/CodeGen/X86/2009-04-27-LiveIntervalsAssert2.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin9
+; PR4051
+
+define void @int163(i32 %p_4, i32 %p_5) nounwind {
+entry:
+       %0 = tail call i32 @foo(i32 1) nounwind         ; <i32> [#uses=2]
+       %1 = icmp eq i32 %0, 0          ; <i1> [#uses=1]
+       br i1 %1, label %bb.i, label %bar.exit
+
+bb.i:          ; preds = %entry
+       %2 = lshr i32 1, %0             ; <i32> [#uses=1]
+       %3 = icmp eq i32 %2, 0          ; <i1> [#uses=1]
+       %retval.i = select i1 %3, i32 1, i32 %p_5               ; <i32> [#uses=1]
+       br label %bar.exit
+
+bar.exit:              ; preds = %bb.i, %entry
+       %4 = phi i32 [ %retval.i, %bb.i ], [ %p_5, %entry ]             ; <i32> [#uses=1]
+       %5 = icmp eq i32 %4, 0          ; <i1> [#uses=0]
+       %6 = tail call i32 @foo(i32 %p_5) nounwind              ; <i32> [#uses=0]
+       ret void
+}
+
+declare i32 @foo(i32)