New testcase, reduced from 256.bzip2

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12492 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 47 insertions, 0 deletions

diff --git a/test/Transforms/CodeExtractor/2004-03-17-MissedLiveIns.ll b/test/Transforms/CodeExtractor/2004-03-17-MissedLiveIns.ll
new file mode 100644
index 0000000000..3c65f9d70d
--- /dev/null
+++ b/test/Transforms/CodeExtractor/2004-03-17-MissedLiveIns.ll
@@ -0,0 +1,47 @@
+; RUN: llvm-as < %s | opt -loop-extract -disable-output
+
+void %sendMTFValues() {
+entry:
+	br bool false, label %then.1, label %endif.1
+
+then.1:		; preds = %entry
+	br bool false, label %loopentry.6.preheader, label %else.0
+
+endif.1:		; preds = %entry
+	ret void
+
+else.0:		; preds = %then.1
+	ret void
+
+loopentry.6.preheader:		; preds = %then.1
+	br bool false, label %endif.7.preheader, label %loopexit.9
+
+endif.7.preheader:		; preds = %loopentry.6.preheader
+	%tmp.183 = add int 0, -1		; <int> [#uses=1]
+	br label %endif.7
+
+endif.7:		; preds = %endif.7.preheader, %loopexit.15
+	br bool false, label %loopentry.10, label %loopentry.12
+
+loopentry.10:		; preds = %endif.7
+	br label %loopentry.12
+
+loopentry.12:		; preds = %endif.7, %loopentry.10
+	%ge.2.1 = phi int [ 0, %loopentry.10 ], [ %tmp.183, %endif.7 ]		; <int> [#uses=0]
+	br bool false, label %loopexit.14, label %no_exit.11
+
+no_exit.11:		; preds = %loopentry.12
+	ret void
+
+loopexit.14:		; preds = %loopentry.12
+	br bool false, label %loopexit.15, label %no_exit.14
+
+no_exit.14:		; preds = %loopexit.14
+	ret void
+
+loopexit.15:		; preds = %loopexit.14
+	br bool false, label %endif.7, label %loopexit.9
+
+loopexit.9:		; preds = %loopentry.6.preheader, %loopexit.15
+	ret void
+}