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-rw-r--r--test/Transforms/LoopRotate/basic.ll28
1 files changed, 27 insertions, 1 deletions
diff --git a/test/Transforms/LoopRotate/basic.ll b/test/Transforms/LoopRotate/basic.ll
index b7bcb21..78878f9 100644
--- a/test/Transforms/LoopRotate/basic.ll
+++ b/test/Transforms/LoopRotate/basic.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-rotate %s | FileCheck %s
+; RUN: opt -S -loop-rotate < %s | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-darwin10.0.0"
@@ -33,3 +33,29 @@ for.end: ; preds = %for.cond
declare void @g(i32*)
+; CHECK: @test2
+define void @test2() nounwind ssp {
+entry:
+ %array = alloca [20 x i32], align 16
+ br label %for.cond
+
+for.cond: ; preds = %for.body, %entry
+ %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
+ %cmp = icmp slt i32 %i.0, 100
+; CHECK: call void @f
+; CHECK-NOT: call void @f
+ call void @f() noduplicate
+ br i1 %cmp, label %for.body, label %for.end
+
+for.body: ; preds = %for.cond
+ %inc = add nsw i32 %i.0, 1
+ call void @h()
+ br label %for.cond
+
+for.end: ; preds = %for.cond
+ ret void
+; CHECK: }
+}
+
+declare void @f() noduplicate
+declare void @h()
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