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-rw-r--r--test/Transforms/CodeExtractor/2004-03-17-MissedLiveIns.ll47
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
+}