1; RUN: opt -loop-reduce -S %s
2
3
4target datalayout = "e-m:e-p:32:32-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-pc-linux-gnux32"
6
7%"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506" = type { %"class.llvm::FoldingSetImpl::Node.1.1801.3600.5913.6684.7455.8226.9254.9768.10025.18505", i32 }
8%"class.llvm::FoldingSetImpl::Node.1.1801.3600.5913.6684.7455.8226.9254.9768.10025.18505" = type { i8* }
9%"struct.std::pair.241.2040.3839.6152.6923.7694.8465.9493.10007.10264.18507" = type { i32, %"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506"* }
10%"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509" = type { %"class.llvm::AttributeImpl.2.1802.3601.5914.6685.7456.8227.9255.9769.10026.18508"* }
11%"class.llvm::AttributeImpl.2.1802.3601.5914.6685.7456.8227.9255.9769.10026.18508" = type <{ i32 (...)**, %"class.llvm::FoldingSetImpl::Node.1.1801.3600.5913.6684.7455.8226.9254.9768.10025.18505", i8, [3 x i8] }>
12
13; Function Attrs: nounwind uwtable
14define void @_ZNK4llvm11AttrBuilder13hasAttributesENS_12AttributeSetEy() #0 align 2 {
15entry:
16  br i1 undef, label %cond.false, label %_ZNK4llvm12AttributeSet11getNumSlotsEv.exit
17
18_ZNK4llvm12AttributeSet11getNumSlotsEv.exit:      ; preds = %entry
19  br i1 undef, label %cond.false, label %for.body.lr.ph.for.body.lr.ph.split_crit_edge
20
21for.body.lr.ph.for.body.lr.ph.split_crit_edge:    ; preds = %_ZNK4llvm12AttributeSet11getNumSlotsEv.exit
22  br label %land.lhs.true.i
23
24land.lhs.true.i:                                  ; preds = %for.inc, %for.body.lr.ph.for.body.lr.ph.split_crit_edge
25  %I.099 = phi i32 [ 0, %for.body.lr.ph.for.body.lr.ph.split_crit_edge ], [ %inc, %for.inc ]
26  %cmp.i = icmp ugt i32 undef, %I.099
27  br i1 %cmp.i, label %_ZNK4llvm12AttributeSet12getSlotIndexEj.exit, label %cond.false.i.split
28
29cond.false.i.split:                               ; preds = %land.lhs.true.i
30  unreachable
31
32_ZNK4llvm12AttributeSet12getSlotIndexEj.exit:     ; preds = %land.lhs.true.i
33  br i1 undef, label %for.end, label %for.inc
34
35for.inc:                                          ; preds = %_ZNK4llvm12AttributeSet12getSlotIndexEj.exit
36  %inc = add i32 %I.099, 1
37  br i1 undef, label %cond.false, label %land.lhs.true.i
38
39for.end:                                          ; preds = %_ZNK4llvm12AttributeSet12getSlotIndexEj.exit
40  %I.099.lcssa129 = phi i32 [ %I.099, %_ZNK4llvm12AttributeSet12getSlotIndexEj.exit ]
41  br i1 undef, label %cond.false, label %_ZNK4llvm12AttributeSet3endEj.exit
42
43cond.false:                                       ; preds = %for.end, %for.inc, %_ZNK4llvm12AttributeSet11getNumSlotsEv.exit, %entry
44  unreachable
45
46_ZNK4llvm12AttributeSet3endEj.exit:               ; preds = %for.end
47  %second.i.i.i = getelementptr inbounds %"struct.std::pair.241.2040.3839.6152.6923.7694.8465.9493.10007.10264.18507", %"struct.std::pair.241.2040.3839.6152.6923.7694.8465.9493.10007.10264.18507"* undef, i32 %I.099.lcssa129, i32 1
48  %0 = load %"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506"*, %"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506"** %second.i.i.i, align 4, !tbaa !2
49  %NumAttrs.i.i.i = getelementptr inbounds %"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506", %"class.llvm::AttributeSetNode.230.2029.3828.6141.6912.7683.8454.9482.9996.10253.18506"* %0, i32 0, i32 1
50  %1 = load i32, i32* %NumAttrs.i.i.i, align 4, !tbaa !8
51  %add.ptr.i.i.i55 = getelementptr inbounds %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509", %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509"* undef, i32 %1
52  br i1 undef, label %return, label %for.body11
53
54for.cond9:                                        ; preds = %_ZNK4llvm9Attribute13getKindAsEnumEv.exit
55  %cmp10 = icmp eq %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509"* %incdec.ptr, %add.ptr.i.i.i55
56  br i1 %cmp10, label %return, label %for.body11
57
58for.body11:                                       ; preds = %for.cond9, %_ZNK4llvm12AttributeSet3endEj.exit
59  %I5.096 = phi %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509"* [ %incdec.ptr, %for.cond9 ], [ undef, %_ZNK4llvm12AttributeSet3endEj.exit ]
60  %2 = bitcast %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509"* %I5.096 to i32*
61  %3 = load i32, i32* %2, align 4, !tbaa !10
62  %tobool.i59 = icmp eq i32 %3, 0
63  br i1 %tobool.i59, label %cond.false21, label %_ZNK4llvm9Attribute15isEnumAttributeEv.exit
64
65_ZNK4llvm9Attribute15isEnumAttributeEv.exit:      ; preds = %for.body11
66  switch i8 undef, label %cond.false21 [
67    i8 0, label %_ZNK4llvm9Attribute13getKindAsEnumEv.exit
68    i8 1, label %_ZNK4llvm9Attribute13getKindAsEnumEv.exit
69    i8 2, label %_ZNK4llvm9Attribute15getKindAsStringEv.exit
70  ]
71
72_ZNK4llvm9Attribute13getKindAsEnumEv.exit:        ; preds = %_ZNK4llvm9Attribute15isEnumAttributeEv.exit, %_ZNK4llvm9Attribute15isEnumAttributeEv.exit
73  %incdec.ptr = getelementptr inbounds %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509", %"class.llvm::Attribute.222.2021.3820.6133.6904.7675.8446.9474.9988.10245.18509"* %I5.096, i32 1
74  br i1 undef, label %for.cond9, label %return
75
76cond.false21:                                     ; preds = %_ZNK4llvm9Attribute15isEnumAttributeEv.exit, %for.body11
77  unreachable
78
79_ZNK4llvm9Attribute15getKindAsStringEv.exit:      ; preds = %_ZNK4llvm9Attribute15isEnumAttributeEv.exit
80  unreachable
81
82return:                                           ; preds = %_ZNK4llvm9Attribute13getKindAsEnumEv.exit, %for.cond9, %_ZNK4llvm12AttributeSet3endEj.exit
83  ret void
84}
85
86attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
87
88!llvm.module.flags = !{!0}
89!llvm.ident = !{!1}
90
91!0 = !{i32 1, !"PIC Level", i32 2}
92!1 = !{!"clang version 3.7.0 (ssh://llvm@gnu-4.sc.intel.com/export/server/git/llvm/clang 4c31740d4f81614b6d278c7825cfdae5a1c78799) (llvm/llvm.git b693958bd09144aed90312709a7e2ccf7124eb53)"}
93!2 = !{!3, !7, i64 4}
94!3 = !{!"_ZTSSt4pairIjPN4llvm16AttributeSetNodeEE", !4, i64 0, !7, i64 4}
95!4 = !{!"int", !5, i64 0}
96!5 = !{!"omnipotent char", !6, i64 0}
97!6 = !{!"Simple C/C++ TBAA"}
98!7 = !{!"any pointer", !5, i64 0}
99!8 = !{!9, !4, i64 4}
100!9 = !{!"_ZTSN4llvm16AttributeSetNodeE", !4, i64 4}
101!10 = !{!7, !7, i64 0}
102