; LLVM IR from upupming/algorithm :: acwing/算法竞赛进阶指南/0x07-贪心/110. 防晒 (main)

; 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" }
%class.anon = type { i8 }

@c = external dso_local global i32, align 4
@l = external dso_local global i32, align 4
@minSPF = external dso_local global [2550 x i32], align 16
@maxSPF = external dso_local global [2550 x i32], align 16
@cover = external dso_local global [1010 x i32], align 16
@idx = external dso_local global [2550 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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 i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %class.anon, align 1
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @c)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) @l)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %13

13:                                               ; preds = %27, %0
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = load i32, ptr @c, align 4, !tbaa !5
  %16 = icmp slt i32 %14, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %30

18:                                               ; preds = %13
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [2550 x i32], ptr @minSPF, i64 0, i64 %20
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %21)
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [2550 x i32], ptr @maxSPF, i64 0, i64 %24
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %25)
  br label %27

27:                                               ; preds = %18
  %28 = load i32, ptr %2, align 4, !tbaa !5
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %2, align 4, !tbaa !5
  br label %13, !llvm.loop !9

30:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %31

31:                                               ; preds = %45, %30
  %32 = load i32, ptr %5, align 4, !tbaa !5
  %33 = load i32, ptr @l, align 4, !tbaa !5
  %34 = icmp slt i32 %32, %33
  br i1 %34, label %36, label %35

35:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %48

36:                                               ; preds = %31
  %37 = 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)
  %38 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %37, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %39 = load i32, ptr %4, align 4, !tbaa !5
  %40 = load i32, ptr %3, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %41
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = add nsw i32 %43, %39
  store i32 %44, ptr %42, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %36
  %46 = load i32, ptr %5, align 4, !tbaa !5
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %5, align 4, !tbaa !5
  br label %31, !llvm.loop !11

48:                                               ; preds = %35
  %49 = load i32, ptr @c, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds i32, ptr @idx, i64 %50
  call void @_ZSt4iotaIPiiEvT_S1_T0_(ptr noundef @idx, ptr noundef %51, i32 noundef 0)
  %52 = load i32, ptr @c, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = getelementptr inbounds i32, ptr @idx, i64 %53
  call void @"_ZSt4sortIPiZ4mainE3$_0EvT_S2_T0_"(ptr noundef @idx, ptr noundef %54)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %55

55:                                               ; preds = %99, %48
  %56 = load i32, ptr %8, align 4, !tbaa !5
  %57 = load i32, ptr @c, align 4, !tbaa !5
  %58 = icmp slt i32 %56, %57
  br i1 %58, label %60, label %59

59:                                               ; preds = %55
  store i32 8, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %102

60:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  %61 = load i32, ptr %8, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds [2550 x i32], ptr @idx, i64 0, i64 %62
  %64 = load i32, ptr %63, align 4, !tbaa !5
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds [2550 x i32], ptr @maxSPF, i64 0, i64 %65
  %67 = load i32, ptr %66, align 4, !tbaa !5
  store i32 %67, ptr %10, align 4, !tbaa !5
  br label %68

68:                                               ; preds = %94, %60
  %69 = load i32, ptr %10, align 4, !tbaa !5
  %70 = load i32, ptr %8, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [2550 x i32], ptr @idx, i64 0, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [2550 x i32], ptr @minSPF, i64 0, i64 %74
  %76 = load i32, ptr %75, align 4, !tbaa !5
  %77 = icmp sge i32 %69, %76
  br i1 %77, label %79, label %78

78:                                               ; preds = %68
  store i32 11, ptr %9, align 4
  br label %97

79:                                               ; preds = %68
  %80 = load i32, ptr %10, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = icmp ne i32 %83, 0
  br i1 %84, label %85, label %93

85:                                               ; preds = %79
  %86 = load i32, ptr %7, align 4, !tbaa !5
  %87 = add nsw i32 %86, 1
  store i32 %87, ptr %7, align 4, !tbaa !5
  %88 = load i32, ptr %10, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %89
  %91 = load i32, ptr %90, align 4, !tbaa !5
  %92 = add nsw i32 %91, -1
  store i32 %92, ptr %90, align 4, !tbaa !5
  store i32 11, ptr %9, align 4
  br label %97

93:                                               ; preds = %79
  br label %94

94:                                               ; preds = %93
  %95 = load i32, ptr %10, align 4, !tbaa !5
  %96 = add nsw i32 %95, -1
  store i32 %96, ptr %10, align 4, !tbaa !5
  br label %68, !llvm.loop !12

97:                                               ; preds = %85, %78
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %98

98:                                               ; preds = %97
  br label %99

99:                                               ; preds = %98
  %100 = load i32, ptr %8, align 4, !tbaa !5
  %101 = add nsw i32 %100, 1
  store i32 %101, ptr %8, align 4, !tbaa !5
  br label %55, !llvm.loop !13

102:                                              ; preds = %59
  %103 = load i32, ptr %7, align 4, !tbaa !5
  %104 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %103)
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %104, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  %106 = load i32, ptr %1, align 4
  ret i32 %106
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZSt4iotaIPiiEvT_S1_T0_(ptr noundef, ptr noundef, i32 noundef) #3

; Function Attrs: inlinehint mustprogress uwtable
declare hidden void @"_ZSt4sortIPiZ4mainE3$_0EvT_S2_T0_"(ptr noundef, ptr noundef) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

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 = { "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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 #5 = { 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}


; 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" }

@c = external dso_local global i32, align 4
@l = external dso_local global i32, align 4
@minSPF = external dso_local global [2550 x i32], align 16
@maxSPF = external dso_local global [2550 x i32], align 16
@cover = external dso_local local_unnamed_addr global [1010 x i32], align 16
@idx = external dso_local global [2550 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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
  %3 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @c)
  %4 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(4) @l)
  %5 = load i32, ptr @c, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %7 = phi i32 [ %5, %0 ], [ %14, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %8 = load i32, ptr @l, align 4, !tbaa !5
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %.lr.ph27, label %._crit_edge28

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %10 = getelementptr inbounds [2550 x i32], ptr @minSPF, i64 0, i64 %indvars.iv
  %11 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %10)
  %12 = getelementptr inbounds [2550 x i32], ptr @maxSPF, i64 0, i64 %indvars.iv
  %13 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %14 = load i32, ptr @c, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = icmp slt i64 %indvars.iv.next, %15
  br i1 %16, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge28.loopexit:                           ; preds = %.lr.ph27
  %.pre = load i32, ptr @c, align 4, !tbaa !5
  br label %._crit_edge28

._crit_edge28:                                    ; preds = %._crit_edge28.loopexit, %._crit_edge
  %17 = phi i32 [ %.pre, %._crit_edge28.loopexit ], [ %7, %._crit_edge ]
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds i32, ptr @idx, i64 %18
  call void @_ZSt4iotaIPiiEvT_S1_T0_(ptr noundef nonnull @idx, ptr noundef nonnull %19, i32 noundef 0)
  %20 = load i32, ptr @c, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds i32, ptr @idx, i64 %21
  call void @"_ZSt4sortIPiZ4mainE3$_0EvT_S2_T0_"(ptr noundef nonnull @idx, ptr noundef nonnull %22)
  %23 = load i32, ptr @c, align 4, !tbaa !5
  %24 = icmp sgt i32 %23, 0
  br i1 %24, label %.lr.ph37.preheader, label %._crit_edge38

.lr.ph37.preheader:                               ; preds = %._crit_edge28
  %wide.trip.count = zext nneg i32 %23 to i64
  br label %.lr.ph37

.lr.ph27:                                         ; preds = %._crit_edge, %.lr.ph27
  %.01925 = phi i32 [ %33, %.lr.ph27 ], [ 0, %._crit_edge ]
  %25 = 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)
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %25, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = load i32, ptr %1, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = add nsw i32 %31, %27
  store i32 %32, ptr %30, align 4, !tbaa !5
  %33 = add nuw nsw i32 %.01925, 1
  %34 = load i32, ptr @l, align 4, !tbaa !5
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %.lr.ph27, label %._crit_edge28.loopexit, !llvm.loop !11

._crit_edge38:                                    ; preds = %.loopexit, %._crit_edge28
  %.018.lcssa = phi i32 [ 0, %._crit_edge28 ], [ %.1, %.loopexit ]
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.018.lcssa)
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %36, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

.lr.ph37:                                         ; preds = %.lr.ph37.preheader, %.loopexit
  %indvars.iv46 = phi i64 [ 0, %.lr.ph37.preheader ], [ %indvars.iv.next47, %.loopexit ]
  %.01834 = phi i32 [ 0, %.lr.ph37.preheader ], [ %.1, %.loopexit ]
  %38 = getelementptr inbounds [2550 x i32], ptr @idx, i64 0, i64 %indvars.iv46
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [2550 x i32], ptr @maxSPF, i64 0, i64 %40
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = getelementptr inbounds [2550 x i32], ptr @minSPF, i64 0, i64 %40
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %.not30 = icmp slt i32 %42, %44
  br i1 %.not30, label %.loopexit, label %.lr.ph33.preheader

.lr.ph33.preheader:                               ; preds = %.lr.ph37
  %45 = sext i32 %42 to i64
  %46 = sext i32 %44 to i64
  br label %.lr.ph33

47:                                               ; preds = %.lr.ph33
  %indvars.iv.next44 = add nsw i64 %indvars.iv43, -1
  %.not.not = icmp sgt i64 %indvars.iv43, %46
  br i1 %.not.not, label %.lr.ph33, label %.loopexit, !llvm.loop !12

.lr.ph33:                                         ; preds = %.lr.ph33.preheader, %47
  %indvars.iv43 = phi i64 [ %45, %.lr.ph33.preheader ], [ %indvars.iv.next44, %47 ]
  %48 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %indvars.iv43
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %.not22 = icmp eq i32 %49, 0
  br i1 %.not22, label %47, label %50

50:                                               ; preds = %.lr.ph33
  %51 = getelementptr inbounds [1010 x i32], ptr @cover, i64 0, i64 %indvars.iv43
  %52 = add nsw i32 %.01834, 1
  %53 = add nsw i32 %49, -1
  store i32 %53, ptr %51, align 4, !tbaa !5
  br label %.loopexit

.loopexit:                                        ; preds = %47, %.lr.ph37, %50
  %.1 = phi i32 [ %52, %50 ], [ %.01834, %.lr.ph37 ], [ %.01834, %47 ]
  %indvars.iv.next47 = add nuw nsw i64 %indvars.iv46, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next47, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge38, label %.lr.ph37, !llvm.loop !13
}

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 #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZSt4iotaIPiiEvT_S1_T0_(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare hidden void @"_ZSt4sortIPiZ4mainE3$_0EvT_S2_T0_"(ptr noundef, ptr noundef) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

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 = { "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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 #5 = { 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}


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