1 files changed, 4 insertions, 42 deletions
diff --git a/llvm/test/Transforms/LoopInterchange/interchange-output-dependencies.ll b/llvm/test/Transforms/LoopInterchange/interchange-output-dependencies.ll
index bf9b80ceceb..a1c88230630 100644
--- a/llvm/test/Transforms/LoopInterchange/interchange-output-dependencies.ll
+++ b/llvm/test/Transforms/LoopInterchange/interchange-output-dependencies.ll
@@ -1,5 +1,5 @@
-; RUN: opt < %s -basicaa -loop-interchange -verify-dom-info -S | FileCheck %s
-;; We test the complete .ll for adjustment in outer loop header/latch and inner loop header/latch.
+; REQUIRES: asserts
+; RUN: opt < %s -basicaa -loop-interchange -verify-dom-info -S -debug 2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"
@@ -14,6 +14,8 @@ target triple = "x86_64-unknown-linux-gnu"
 ;;      A[j][i+1] = j;
 ;;    }
 
+; CHECK: Not interchanging loops. Cannot prove legality.
+
 @A10 = local_unnamed_addr global [3 x [3 x i32]] zeroinitializer, align 16
 
 define void @interchange_10() {
@@ -44,43 +46,3 @@ for.body4:                                        ; preds = %for.body4, %for.con
   %exitcond = icmp ne i64 %indvars.iv.next, 3
   br i1 %exitcond, label %for.body4, label %for.cond.loopexit
 }
-
-; CHECK-LABEL: @interchange_10
-; CHECK: entry:
-; CHECK:   br label %for.body4.preheader
-
-; CHECK: for.cond1.preheader.preheader:
-; CHECK:   br label %for.cond1.preheader
-
-; CHECK: for.cond.loopexit:
-; CHECK:   %exitcond28 = icmp ne i64 %indvars.iv.next27, 2
-; CHECK:   br i1 %exitcond28, label %for.cond1.preheader, label %for.body4.split
-
-; CHECK: for.cond1.preheader:
-; CHECK:   %indvars.iv26 = phi i64 [ %indvars.iv.next27, %for.cond.loopexit ], [ 0, %for.cond1.preheader.preheader ]
-; CHECK:   %indvars.iv.next27 = add nuw nsw i64 %indvars.iv26, 1
-; CHECK:   br label %for.body4.split1
-
-; CHECK: for.body4.preheader:
-; CHECK:   br label %for.body4
-
-; CHECK: for.cond.cleanup:
-; CHECK:   ret void
-
-; CHECK: for.body4:
-; CHECK:   %indvars.iv = phi i64 [ %indvars.iv.next, %for.body4.split ], [ 0, %for.body4.preheader ]
-; CHECK:   br label %for.cond1.preheader.preheader
-
-; CHECK: for.body4.split1:
-; CHECK:   %arrayidx6 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* @A10, i64 0, i64 %indvars.iv, i64 %indvars.iv26
-; CHECK:   %tmp = trunc i64 %indvars.iv26 to i32
-; CHECK:   store i32 %tmp, i32* %arrayidx6, align 4
-; CHECK:   %arrayidx10 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* @A10, i64 0, i64 %indvars.iv, i64 %indvars.iv.next27
-; CHECK:   %tmp1 = trunc i64 %indvars.iv to i32
-; CHECK:   store i32 %tmp1, i32* %arrayidx10, align 4
-; CHECK:   br label %for.cond.loopexit
-
-; CHECK: for.body4.split:
-; CHECK:   %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-; CHECK:   %exitcond = icmp ne i64 %indvars.iv.next, 3
-; CHECK:   br i1 %exitcond, label %for.body4, label %for.cond.cleanup