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1; XFAIL: *
2; RUN: opt -basic-aa -newgvn -S < %s | FileCheck %s
3target 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-S128"
4
5%"class.llvm::SmallVector" = type { %"class.llvm::SmallVectorImpl", [1 x %"union.llvm::SmallVectorBase::U"] }
6%"class.llvm::SmallVectorImpl" = type { %"class.llvm::SmallVectorTemplateBase" }
7%"class.llvm::SmallVectorTemplateBase" = type { %"class.llvm::SmallVectorTemplateCommon" }
8%"class.llvm::SmallVectorTemplateCommon" = type { %"class.llvm::SmallVectorBase" }
9%"class.llvm::SmallVectorBase" = type { i8*, i8*, i8*, %"union.llvm::SmallVectorBase::U" }
10%"union.llvm::SmallVectorBase::U" = type { x86_fp80 }
11
12; Function Attrs: ssp uwtable
13define void @_Z4testv() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
14; CHECK: @_Z4testv()
15; CHECK: invoke.cont:
16; CHECK: br i1 true, label %new.notnull.i11, label %if.end.i14
17; CHECK: Retry.i10:
18
19entry:
20  %sv = alloca %"class.llvm::SmallVector", align 16
21  %0 = bitcast %"class.llvm::SmallVector"* %sv to i8*
22  call void @llvm.lifetime.start.p0i8(i64 64, i8* %0) #1
23  %BeginX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 0
24  %FirstEl.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 3
25  %1 = bitcast %"union.llvm::SmallVectorBase::U"* %FirstEl.i.i.i.i.i.i to i8*
26  store i8* %1, i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
27  %EndX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
28  store i8* %1, i8** %EndX.i.i.i.i.i.i, align 8, !tbaa !4
29  %CapacityX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
30  %add.ptr.i.i.i.i2.i.i = getelementptr inbounds %"union.llvm::SmallVectorBase::U", %"union.llvm::SmallVectorBase::U"* %FirstEl.i.i.i.i.i.i, i64 2
31  %add.ptr.i.i.i.i.i.i = bitcast %"union.llvm::SmallVectorBase::U"* %add.ptr.i.i.i.i2.i.i to i8*
32  store i8* %add.ptr.i.i.i.i.i.i, i8** %CapacityX.i.i.i.i.i.i, align 16, !tbaa !4
33  %EndX.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
34  %2 = load i8*, i8** %EndX.i, align 8, !tbaa !4
35  %CapacityX.i = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
36  %cmp.i = icmp ult i8* %2, %add.ptr.i.i.i.i.i.i
37  br i1 %cmp.i, label %Retry.i, label %if.end.i
38
39Retry.i:                                          ; preds = %.noexc, %entry
40  %3 = phi i8* [ %2, %entry ], [ %.pre.i, %.noexc ]
41  %new.isnull.i = icmp eq i8* %3, null
42  br i1 %new.isnull.i, label %invoke.cont, label %new.notnull.i
43
44new.notnull.i:                                    ; preds = %Retry.i
45  %4 = bitcast i8* %3 to i32*
46  store i32 1, i32* %4, align 4, !tbaa !5
47  br label %invoke.cont
48
49if.end.i:                                         ; preds = %entry
50  %5 = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0
51  invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"* %5, i64 0, i64 4)
52          to label %.noexc unwind label %lpad
53
54.noexc:                                           ; preds = %if.end.i
55  %.pre.i = load i8*, i8** %EndX.i, align 8, !tbaa !4
56  br label %Retry.i
57
58invoke.cont:                                      ; preds = %new.notnull.i, %Retry.i
59  %add.ptr.i = getelementptr inbounds i8, i8* %3, i64 4
60  store i8* %add.ptr.i, i8** %EndX.i, align 8, !tbaa !4
61  %6 = load i8*, i8** %CapacityX.i, align 16, !tbaa !4
62  %cmp.i8 = icmp ult i8* %add.ptr.i, %6
63  br i1 %cmp.i8, label %new.notnull.i11, label %if.end.i14
64
65Retry.i10:                                        ; preds = %if.end.i14
66  %.pre.i13 = load i8*, i8** %EndX.i, align 8, !tbaa !4
67  %new.isnull.i9 = icmp eq i8* %.pre.i13, null
68  br i1 %new.isnull.i9, label %invoke.cont2, label %new.notnull.i11
69
70new.notnull.i11:                                  ; preds = %invoke.cont, %Retry.i10
71  %7 = phi i8* [ %.pre.i13, %Retry.i10 ], [ %add.ptr.i, %invoke.cont ]
72  %8 = bitcast i8* %7 to i32*
73  store i32 2, i32* %8, align 4, !tbaa !5
74  br label %invoke.cont2
75
76if.end.i14:                                       ; preds = %invoke.cont
77  %9 = getelementptr inbounds %"class.llvm::SmallVector", %"class.llvm::SmallVector"* %sv, i64 0, i32 0, i32 0, i32 0, i32 0
78  invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"* %9, i64 0, i64 4)
79          to label %Retry.i10 unwind label %lpad
80
81invoke.cont2:                                     ; preds = %new.notnull.i11, %Retry.i10
82  %10 = phi i8* [ null, %Retry.i10 ], [ %7, %new.notnull.i11 ]
83  %add.ptr.i12 = getelementptr inbounds i8, i8* %10, i64 4
84  store i8* %add.ptr.i12, i8** %EndX.i, align 8, !tbaa !4
85  invoke void @_Z1gRN4llvm11SmallVectorIiLj8EEE(%"class.llvm::SmallVector"* %sv)
86          to label %invoke.cont3 unwind label %lpad
87
88invoke.cont3:                                     ; preds = %invoke.cont2
89  %11 = load i8*, i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
90  %cmp.i.i.i.i19 = icmp eq i8* %11, %1
91  br i1 %cmp.i.i.i.i19, label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21, label %if.then.i.i.i20
92
93if.then.i.i.i20:                                  ; preds = %invoke.cont3
94  call void @free(i8* %11) #1
95  br label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21
96
97_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21:          ; preds = %invoke.cont3, %if.then.i.i.i20
98  call void @llvm.lifetime.end.p0i8(i64 64, i8* %0) #1
99  ret void
100
101lpad:                                             ; preds = %if.end.i14, %if.end.i, %invoke.cont2
102  %12 = landingpad { i8*, i32 }
103          cleanup
104  %13 = load i8*, i8** %BeginX.i.i.i.i.i.i, align 16, !tbaa !4
105  %cmp.i.i.i.i = icmp eq i8* %13, %1
106  br i1 %cmp.i.i.i.i, label %eh.resume, label %if.then.i.i.i
107
108if.then.i.i.i:                                    ; preds = %lpad
109  call void @free(i8* %13) #1
110  br label %eh.resume
111
112eh.resume:                                        ; preds = %if.then.i.i.i, %lpad
113  resume { i8*, i32 } %12
114}
115
116; Function Attrs: nounwind
117declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1
118
119declare i32 @__gxx_personality_v0(...)
120
121declare void @_Z1gRN4llvm11SmallVectorIiLj8EEE(%"class.llvm::SmallVector"*) #2
122
123; Function Attrs: nounwind
124declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1
125
126declare void @_ZN4llvm15SmallVectorBase8grow_podEmm(%"class.llvm::SmallVectorBase"*, i64, i64) #2
127
128; Function Attrs: nounwind
129declare void @free(i8* nocapture) #3
130
131attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
132attributes #1 = { nounwind }
133attributes #2 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
134attributes #3 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
135
136!0 = !{!"any pointer", !1}
137!1 = !{!"omnipotent char", !2}
138!2 = !{!"Simple C/C++ TBAA"}
139!3 = !{!"int", !1}
140!4 = !{!0, !0, i64 0}
141!5 = !{!3, !3, i64 0}
142