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2b110caabf
-verify-dom-info and -verify-loop-info, which enable additional (expensive) consistency checks. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85017 91177308-0d34-0410-b5e6-96231b3b80d8
48 lines
1.7 KiB
LLVM
48 lines
1.7 KiB
LLVM
; RUN: opt < %s -loop-rotate -loop-reduce -verify-dom-info -verify-loop-info -disable-output
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define fastcc void @foo() nounwind {
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BB:
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br label %BB1
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BB1: ; preds = %BB19, %BB
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br label %BB4
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BB2: ; preds = %BB4
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%tmp = bitcast i32 undef to i32 ; <i32> [#uses=1]
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br label %BB4
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BB4: ; preds = %BB3, %BB1
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%tmp5 = phi i32 [ undef, %BB1 ], [ %tmp, %BB2 ] ; <i32> [#uses=1]
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br i1 false, label %BB8, label %BB2
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BB8: ; preds = %BB6
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%tmp7 = bitcast i32 %tmp5 to i32 ; <i32> [#uses=2]
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br i1 false, label %BB9, label %BB13
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BB9: ; preds = %BB12, %BB8
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%tmp10 = phi i32 [ %tmp11, %BB12 ], [ %tmp7, %BB8 ] ; <i32> [#uses=2]
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%tmp11 = add i32 %tmp10, 1 ; <i32> [#uses=1]
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br label %BB12
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BB12: ; preds = %BB9
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br i1 false, label %BB9, label %BB17
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BB13: ; preds = %BB15, %BB8
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%tmp14 = phi i32 [ %tmp16, %BB15 ], [ %tmp7, %BB8 ] ; <i32> [#uses=1]
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br label %BB15
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BB15: ; preds = %BB13
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%tmp16 = add i32 %tmp14, -1 ; <i32> [#uses=1]
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br i1 false, label %BB13, label %BB18
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BB17: ; preds = %BB12
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br label %BB19
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BB18: ; preds = %BB15
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br label %BB19
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BB19: ; preds = %BB18, %BB17
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%tmp20 = phi i32 [ %tmp10, %BB17 ], [ undef, %BB18 ] ; <i32> [#uses=0]
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br label %BB1
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}
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