summaryrefslogtreecommitdiffstats
path: root/test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll')
-rw-r--r--test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll b/test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll
new file mode 100644
index 0000000..68842a4
--- /dev/null
+++ b/test/Transforms/LoopUnroll/2007-05-09-UnknownTripCount.ll
@@ -0,0 +1,18 @@
+; RUN: opt < %s -loop-unroll -unroll-count=3 -S | grep bb72.2
+
+define void @foo(i32 %trips) {
+entry:
+ br label %cond_true.outer
+
+cond_true.outer:
+ %indvar1.ph = phi i32 [ 0, %entry ], [ %indvar.next2, %bb72 ]
+ br label %bb72
+
+bb72:
+ %indvar.next2 = add i32 %indvar1.ph, 1
+ %exitcond3 = icmp eq i32 %indvar.next2, %trips
+ br i1 %exitcond3, label %cond_true138, label %cond_true.outer
+
+cond_true138:
+ ret void
+}