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-rw-r--r--test/Transforms/NewGVN/pr32403.ll65
1 files changed, 65 insertions, 0 deletions
diff --git a/test/Transforms/NewGVN/pr32403.ll b/test/Transforms/NewGVN/pr32403.ll
new file mode 100644
index 0000000000000..2552e0e66ab9e
--- /dev/null
+++ b/test/Transforms/NewGVN/pr32403.ll
@@ -0,0 +1,65 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+;RUN: opt -newgvn -S < %s | FileCheck %s
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.12.0"
+
+; Function Attrs: nounwind ssp uwtable
+define void @reorder_ref_pic_list() local_unnamed_addr {
+; CHECK-LABEL: @reorder_ref_pic_list(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 undef, label [[FOR_END:%.*]], label [[FOR_BODY_PREHEADER:%.*]]
+; CHECK: for.body.preheader:
+; CHECK-NEXT: br label [[FOR_BODY:%.*]]
+; CHECK: for.body:
+; CHECK-NEXT: [[REFIDXLX_0:%.*]] = phi i32 [ [[INC_I51:%.*]], [[IF_ELSE58:%.*]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
+; CHECK-NEXT: br i1 undef, label [[IF_THEN13:%.*]], label [[IF_ELSE58]]
+; CHECK: if.then13:
+; CHECK-NEXT: [[INC_I:%.*]] = add nsw i32 [[REFIDXLX_0]], 1
+; CHECK-NEXT: br label [[FOR_BODY8_I:%.*]]
+; CHECK: for.body8.i:
+; CHECK-NEXT: br i1 undef, label [[FOR_INC24_I:%.*]], label [[IF_THEN17_I:%.*]]
+; CHECK: if.then17.i:
+; CHECK-NEXT: br label [[FOR_INC24_I]]
+; CHECK: for.inc24.i:
+; CHECK-NEXT: br label [[FOR_BODY8_I]]
+; CHECK: if.else58:
+; CHECK-NEXT: [[INC_I51]] = add nsw i32 [[REFIDXLX_0]], 1
+; CHECK-NEXT: br label [[FOR_BODY]]
+; CHECK: for.end:
+; CHECK-NEXT: ret void
+;
+entry:
+ br i1 undef, label %for.end, label %for.body.preheader
+
+for.body.preheader: ; preds = %entry
+ br label %for.body
+
+for.body: ; preds = %if.else58, %for.body.preheader
+ %refIdxLX.0 = phi i32 [ %inc.i51, %if.else58 ], [ 0, %for.body.preheader ]
+ br i1 undef, label %if.then13, label %if.else58
+
+if.then13: ; preds = %for.body
+ %inc.i = add nsw i32 %refIdxLX.0, 1
+ br label %for.body8.i
+
+for.body8.i: ; preds = %for.inc24.i, %if.then13
+ %nIdx.052.i = phi i32 [ %inc.i, %if.then13 ], [ %nIdx.1.i, %for.inc24.i ]
+ br i1 undef, label %for.inc24.i, label %if.then17.i
+
+if.then17.i: ; preds = %for.body8.i
+ br label %for.inc24.i
+
+for.inc24.i: ; preds = %if.then17.i, %for.body8.i
+ %nIdx.1.i = phi i32 [ undef, %if.then17.i ], [ %nIdx.052.i, %for.body8.i ]
+ br label %for.body8.i
+
+if.else58: ; preds = %for.body
+ %inc.i51 = add nsw i32 %refIdxLX.0, 1
+ br label %for.body
+
+for.end: ; preds = %entry
+ ret void
+}
+
+
+