; LLVM IR from TLE-MEC/Hack-CP-DSA :: Hackerrank/Larry's Array (solution2)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %14

14:                                               ; preds = %155, %0
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %2, align 4, !tbaa !5
  %17 = icmp ne i32 %15, 0
  br i1 %17, label %18, label %157

18:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  %22 = zext i32 %21 to i64
  %23 = call ptr @llvm.stacksave.p0()
  store ptr %23, ptr %4, align 8
  %24 = alloca i32, i64 %22, align 16
  store i64 %22, ptr %5, align 8
  %25 = getelementptr inbounds i32, ptr %24, i64 0
  store i32 0, ptr %25, align 16, !tbaa !5
  %26 = load i32, ptr %3, align 4, !tbaa !5
  %27 = add nsw i32 %26, 1
  %28 = zext i32 %27 to i64
  %29 = alloca i32, i64 %28, align 16
  store i64 %28, ptr %6, align 8
  %30 = getelementptr inbounds i32, ptr %29, i64 0
  store i32 0, ptr %30, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %31

31:                                               ; preds = %48, %18
  %32 = load i32, ptr %7, align 4, !tbaa !5
  %33 = load i32, ptr %3, align 4, !tbaa !5
  %34 = icmp sle i32 %32, %33
  br i1 %34, label %36, label %35

35:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %51

36:                                               ; preds = %31
  %37 = load i32, ptr %7, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds i32, ptr %24, i64 %38
  %40 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %39)
  %41 = load i32, ptr %7, align 4, !tbaa !5
  %42 = load i32, ptr %7, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds i32, ptr %24, i64 %43
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds i32, ptr %29, i64 %46
  store i32 %41, ptr %47, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %36
  %49 = load i32, ptr %7, align 4, !tbaa !5
  %50 = add nsw i32 %49, 1
  store i32 %50, ptr %7, align 4, !tbaa !5
  br label %31, !llvm.loop !9

51:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %52

52:                                               ; preds = %141, %51
  %53 = load i32, ptr %8, align 4, !tbaa !5
  %54 = load i32, ptr %3, align 4, !tbaa !5
  %55 = sub nsw i32 %54, 1
  %56 = icmp ne i32 %53, %55
  br i1 %56, label %57, label %144

57:                                               ; preds = %52
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  %58 = load i32, ptr %8, align 4, !tbaa !5
  %59 = sext i32 %58 to i64
  %60 = getelementptr inbounds i32, ptr %29, i64 %59
  %61 = load i32, ptr %60, align 4, !tbaa !5
  store i32 %61, ptr %9, align 4, !tbaa !5
  %62 = load i32, ptr %9, align 4, !tbaa !5
  %63 = load i32, ptr %8, align 4, !tbaa !5
  %64 = icmp sgt i32 %62, %63
  br i1 %64, label %65, label %141

65:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  %66 = load i32, ptr %9, align 4, !tbaa !5
  %67 = load i32, ptr %8, align 4, !tbaa !5
  %68 = sub nsw i32 %66, %67
  store i32 %68, ptr %10, align 4, !tbaa !5
  %69 = load i32, ptr %8, align 4, !tbaa !5
  %70 = load i32, ptr %8, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds i32, ptr %29, i64 %71
  store i32 %69, ptr %72, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  %73 = load i32, ptr %8, align 4, !tbaa !5
  store i32 %73, ptr %11, align 4, !tbaa !5
  br label %74

74:                                               ; preds = %88, %65
  %75 = load i32, ptr %11, align 4, !tbaa !5
  %76 = load i32, ptr %9, align 4, !tbaa !5
  %77 = icmp slt i32 %75, %76
  br i1 %77, label %79, label %78

78:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %91

79:                                               ; preds = %74
  %80 = load i32, ptr %11, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds i32, ptr %24, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = sext i32 %83 to i64
  %85 = getelementptr inbounds i32, ptr %29, i64 %84
  %86 = load i32, ptr %85, align 4, !tbaa !5
  %87 = add nsw i32 %86, 1
  store i32 %87, ptr %85, align 4, !tbaa !5
  br label %88

88:                                               ; preds = %79
  %89 = load i32, ptr %11, align 4, !tbaa !5
  %90 = add nsw i32 %89, 1
  store i32 %90, ptr %11, align 4, !tbaa !5
  br label %74, !llvm.loop !11

91:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %92 = load i32, ptr %9, align 4, !tbaa !5
  store i32 %92, ptr %12, align 4, !tbaa !5
  br label %93

93:                                               ; preds = %106, %91
  %94 = load i32, ptr %12, align 4, !tbaa !5
  %95 = load i32, ptr %8, align 4, !tbaa !5
  %96 = icmp sgt i32 %94, %95
  br i1 %96, label %98, label %97

97:                                               ; preds = %93
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %109

98:                                               ; preds = %93
  %99 = load i32, ptr %12, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds i32, ptr %24, i64 %100
  %102 = load i32, ptr %12, align 4, !tbaa !5
  %103 = sub nsw i32 %102, 1
  %104 = sext i32 %103 to i64
  %105 = getelementptr inbounds i32, ptr %24, i64 %104
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %101, ptr noundef nonnull align 4 dereferenceable(4) %105) #6
  br label %106

106:                                              ; preds = %98
  %107 = load i32, ptr %12, align 4, !tbaa !5
  %108 = add nsw i32 %107, -1
  store i32 %108, ptr %12, align 4, !tbaa !5
  br label %93, !llvm.loop !12

109:                                              ; preds = %97
  %110 = load i32, ptr %10, align 4, !tbaa !5
  %111 = and i32 %110, 1
  %112 = icmp ne i32 %111, 0
  br i1 %112, label %113, label %140

113:                                              ; preds = %109
  %114 = load i32, ptr %8, align 4, !tbaa !5
  %115 = add nsw i32 %114, 1
  %116 = sext i32 %115 to i64
  %117 = getelementptr inbounds i32, ptr %24, i64 %116
  %118 = load i32, ptr %117, align 4, !tbaa !5
  %119 = sext i32 %118 to i64
  %120 = getelementptr inbounds i32, ptr %29, i64 %119
  %121 = load i32, ptr %120, align 4, !tbaa !5
  %122 = add nsw i32 %121, 1
  store i32 %122, ptr %120, align 4, !tbaa !5
  %123 = load i32, ptr %8, align 4, !tbaa !5
  %124 = add nsw i32 %123, 2
  %125 = sext i32 %124 to i64
  %126 = getelementptr inbounds i32, ptr %24, i64 %125
  %127 = load i32, ptr %126, align 4, !tbaa !5
  %128 = sext i32 %127 to i64
  %129 = getelementptr inbounds i32, ptr %29, i64 %128
  %130 = load i32, ptr %129, align 4, !tbaa !5
  %131 = add nsw i32 %130, -1
  store i32 %131, ptr %129, align 4, !tbaa !5
  %132 = load i32, ptr %8, align 4, !tbaa !5
  %133 = add nsw i32 %132, 1
  %134 = sext i32 %133 to i64
  %135 = getelementptr inbounds i32, ptr %24, i64 %134
  %136 = load i32, ptr %8, align 4, !tbaa !5
  %137 = add nsw i32 %136, 2
  %138 = sext i32 %137 to i64
  %139 = getelementptr inbounds i32, ptr %24, i64 %138
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %135, ptr noundef nonnull align 4 dereferenceable(4) %139) #6
  br label %140

140:                                              ; preds = %113, %109
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %141

141:                                              ; preds = %140, %57
  %142 = load i32, ptr %8, align 4, !tbaa !5
  %143 = add nsw i32 %142, 1
  store i32 %143, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %52, !llvm.loop !13

144:                                              ; preds = %52
  %145 = load i32, ptr %3, align 4, !tbaa !5
  %146 = sext i32 %145 to i64
  %147 = getelementptr inbounds i32, ptr %24, i64 %146
  %148 = load i32, ptr %147, align 4, !tbaa !5
  %149 = load i32, ptr %3, align 4, !tbaa !5
  %150 = icmp eq i32 %148, %149
  br i1 %150, label %151, label %153

151:                                              ; preds = %144
  %152 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %155

153:                                              ; preds = %144
  %154 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
  br label %155

155:                                              ; preds = %153, %151
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  %156 = load ptr, ptr %4, align 8
  call void @llvm.stackrestore.p0(ptr %156)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  br label %14, !llvm.loop !14

157:                                              ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %158 = load i32, ptr %1, align 4
  ret i32 %158
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #3

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind willreturn }
attributes #4 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %3 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = add nsw i32 %4, -1
  store i32 %5, ptr %1, align 4, !tbaa !5
  %.not49 = icmp eq i32 %4, 0
  br i1 %.not49, label %._crit_edge52, label %.lr.ph51

.lr.ph51:                                         ; preds = %0, %._crit_edge48
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %6 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %7 = load i32, ptr %2, align 4, !tbaa !5
  %8 = add nsw i32 %7, 1
  %9 = zext i32 %8 to i64
  %10 = call ptr @llvm.stacksave.p0()
  %11 = alloca i32, i64 %9, align 16
  store i32 0, ptr %11, align 16, !tbaa !5
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = add nsw i32 %12, 1
  %14 = zext i32 %13 to i64
  %15 = alloca i32, i64 %14, align 16
  store i32 0, ptr %15, align 16, !tbaa !5
  %.not3539 = icmp slt i32 %12, 1
  br i1 %.not3539, label %.lr.ph47.preheader, label %.lr.ph

.preheader38:                                     ; preds = %.lr.ph
  %.not3644 = icmp eq i32 %22, 2
  br i1 %.not3644, label %._crit_edge48, label %.lr.ph47.preheader

.lr.ph47.preheader:                               ; preds = %.lr.ph51, %.preheader38
  br label %.lr.ph47

.lr.ph:                                           ; preds = %.lr.ph51, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 1, %.lr.ph51 ]
  %16 = getelementptr inbounds i32, ptr %11, i64 %indvars.iv
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %16)
  %18 = load i32, ptr %16, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds i32, ptr %15, i64 %19
  %21 = trunc nuw nsw i64 %indvars.iv to i32
  store i32 %21, ptr %20, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %.not35.not = icmp slt i64 %indvars.iv, %23
  br i1 %.not35.not, label %.lr.ph, label %.preheader38, !llvm.loop !9

.lr.ph47:                                         ; preds = %.lr.ph47.preheader, %56
  %indvars.iv55 = phi i64 [ %indvars.iv.next56, %56 ], [ 1, %.lr.ph47.preheader ]
  %24 = getelementptr inbounds i32, ptr %15, i64 %indvars.iv55
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = icmp slt i64 %indvars.iv55, %26
  br i1 %27, label %28, label %56

28:                                               ; preds = %.lr.ph47
  %29 = trunc nuw nsw i64 %indvars.iv55 to i32
  store i32 %29, ptr %24, align 4, !tbaa !5
  %wide.trip.count = zext i32 %25 to i64
  br label %31

.lr.ph43.preheader:                               ; preds = %31
  %30 = sub nsw i32 %25, %29
  br label %.lr.ph43

31:                                               ; preds = %28, %31
  %indvars.iv57 = phi i64 [ %indvars.iv55, %28 ], [ %indvars.iv.next58, %31 ]
  %32 = getelementptr inbounds i32, ptr %11, i64 %indvars.iv57
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds i32, ptr %15, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %35, align 4, !tbaa !5
  %indvars.iv.next58 = add nuw nsw i64 %indvars.iv57, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next58, %wide.trip.count
  br i1 %exitcond.not, label %.lr.ph43.preheader, label %31, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph43
  %38 = and i32 %30, 1
  %.not37 = icmp eq i32 %38, 0
  br i1 %.not37, label %56, label %42

.lr.ph43:                                         ; preds = %.lr.ph43.preheader, %.lr.ph43
  %indvars.iv60 = phi i64 [ %26, %.lr.ph43.preheader ], [ %indvars.iv.next61, %.lr.ph43 ]
  %39 = getelementptr inbounds i32, ptr %11, i64 %indvars.iv60
  %40 = getelementptr i8, ptr %39, i64 -4
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %39, ptr noundef nonnull align 4 dereferenceable(4) %40) #6
  %indvars.iv.next61 = add nsw i64 %indvars.iv60, -1
  %41 = icmp sgt i64 %indvars.iv.next61, %indvars.iv55
  br i1 %41, label %.lr.ph43, label %._crit_edge, !llvm.loop !12

42:                                               ; preds = %._crit_edge
  %43 = getelementptr inbounds i32, ptr %11, i64 %indvars.iv55
  %44 = getelementptr inbounds i8, ptr %43, i64 4
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds i32, ptr %15, i64 %46
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %47, align 4, !tbaa !5
  %50 = getelementptr inbounds i8, ptr %43, i64 8
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds i32, ptr %15, i64 %52
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = add nsw i32 %54, -1
  store i32 %55, ptr %53, align 4, !tbaa !5
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %44, ptr noundef nonnull align 4 dereferenceable(4) %50) #6
  br label %56

56:                                               ; preds = %._crit_edge, %42, %.lr.ph47
  %indvars.iv.next56 = add nuw nsw i64 %indvars.iv55, 1
  %57 = load i32, ptr %2, align 4, !tbaa !5
  %58 = add i32 %57, -2
  %59 = zext i32 %58 to i64
  %.not36 = icmp eq i64 %indvars.iv55, %59
  br i1 %.not36, label %._crit_edge48, label %.lr.ph47, !llvm.loop !13

._crit_edge48:                                    ; preds = %56, %.preheader38
  %.lcssa = phi i32 [ 2, %.preheader38 ], [ %57, %56 ]
  %60 = sext i32 %.lcssa to i64
  %61 = getelementptr inbounds i32, ptr %11, i64 %60
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = icmp eq i32 %62, %.lcssa
  %.str..str.1 = select i1 %63, ptr @.str, ptr @.str.1
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %.str..str.1)
  call void @llvm.stackrestore.p0(ptr %10)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  %65 = load i32, ptr %1, align 4, !tbaa !5
  %66 = add nsw i32 %65, -1
  store i32 %66, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %65, 0
  br i1 %.not, label %._crit_edge52, label %.lr.ph51, !llvm.loop !14

._crit_edge52:                                    ; preds = %._crit_edge48, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #3

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #4 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SCCPPass,SROAPass,SimplifyCFGPass