; LLVM IR from Leet-Us-Code/DSA-A-Z-Practice :: Sid's Levels/Level - 1/Stacks_Queue_Dequeue/nextLargerElement.ll (Z17nextLargerElementPxi)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl" }
%"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl" = type { %"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl_data" }
%"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z17nextLargerElementPxi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1, i32 noundef %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i1, align 1
  %8 = alloca i64, align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::stack", align 8
  %13 = alloca i64, align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  store i1 false, ptr %7, align 1
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  store i64 0, ptr %8, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %19, ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %20 unwind label %28

20:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr %12) #4
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %21 unwind label %32

21:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  store i64 0, ptr %13, align 8, !tbaa !11
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %12, ptr noundef nonnull align 8 dereferenceable(8) %13)
          to label %22 unwind label %36

22:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  store i32 0, ptr %14, align 4, !tbaa !9
  br label %23

23:                                               ; preds = %113, %22
  %24 = load i32, ptr %14, align 4, !tbaa !9
  %25 = load i32, ptr %6, align 4, !tbaa !9
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %40, label %27

27:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %117

28:                                               ; preds = %3
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %10, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %138

32:                                               ; preds = %20
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %10, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %11, align 4
  br label %135

36:                                               ; preds = %21
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %10, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  br label %134

40:                                               ; preds = %23
  %41 = load ptr, ptr %5, align 8, !tbaa !5
  %42 = load i32, ptr %14, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds i64, ptr %41, i64 %43
  %45 = load i64, ptr %44, align 8, !tbaa !11
  %46 = load ptr, ptr %5, align 8, !tbaa !5
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %48 unwind label %88

48:                                               ; preds = %40
  %49 = load i64, ptr %47, align 8, !tbaa !11
  %50 = getelementptr inbounds i64, ptr %46, i64 %49
  %51 = load i64, ptr %50, align 8, !tbaa !11
  %52 = icmp sgt i64 %45, %51
  br i1 %52, label %53, label %104

53:                                               ; preds = %48
  br label %54

54:                                               ; preds = %87, %53
  %55 = invoke noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %56 unwind label %88

56:                                               ; preds = %54
  %57 = zext i1 %55 to i32
  %58 = icmp eq i32 %57, 0
  br i1 %58, label %59, label %72

59:                                               ; preds = %56
  %60 = load ptr, ptr %5, align 8, !tbaa !5
  %61 = load i32, ptr %14, align 4, !tbaa !9
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds i64, ptr %60, i64 %62
  %64 = load i64, ptr %63, align 8, !tbaa !11
  %65 = load ptr, ptr %5, align 8, !tbaa !5
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %67 unwind label %88

67:                                               ; preds = %59
  %68 = load i64, ptr %66, align 8, !tbaa !11
  %69 = getelementptr inbounds i64, ptr %65, i64 %68
  %70 = load i64, ptr %69, align 8, !tbaa !11
  %71 = icmp sgt i64 %64, %70
  br label %72

72:                                               ; preds = %67, %56
  %73 = phi i1 [ false, %56 ], [ %71, %67 ]
  br i1 %73, label %74, label %96

74:                                               ; preds = %72
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %76 unwind label %92

76:                                               ; preds = %74
  %77 = load i64, ptr %75, align 8, !tbaa !11
  %78 = trunc i64 %77 to i32
  store i32 %78, ptr %15, align 4, !tbaa !9
  %79 = load ptr, ptr %5, align 8, !tbaa !5
  %80 = load i32, ptr %14, align 4, !tbaa !9
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds i64, ptr %79, i64 %81
  %83 = load i64, ptr %82, align 8, !tbaa !11
  %84 = load i32, ptr %15, align 4, !tbaa !9
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %85) #4
  store i64 %83, ptr %86, align 8, !tbaa !11
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %87 unwind label %92

87:                                               ; preds = %76
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %54, !llvm.loop !13

88:                                               ; preds = %59, %54, %40
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %10, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %11, align 4
  br label %116

92:                                               ; preds = %76, %74
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %10, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %116

96:                                               ; preds = %72
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %97 = load i32, ptr %14, align 4, !tbaa !9
  %98 = sext i32 %97 to i64
  store i64 %98, ptr %16, align 8, !tbaa !11
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %12, ptr noundef nonnull align 8 dereferenceable(8) %16)
          to label %99 unwind label %100

99:                                               ; preds = %96
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  br label %112

100:                                              ; preds = %96
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %10, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  br label %116

104:                                              ; preds = %48
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %105 = load i32, ptr %14, align 4, !tbaa !9
  %106 = sext i32 %105 to i64
  store i64 %106, ptr %17, align 8, !tbaa !11
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %12, ptr noundef nonnull align 8 dereferenceable(8) %17)
          to label %107 unwind label %108

107:                                              ; preds = %104
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  br label %112

108:                                              ; preds = %104
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %10, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  br label %116

112:                                              ; preds = %107, %99
  br label %113

113:                                              ; preds = %112
  %114 = load i32, ptr %14, align 4, !tbaa !9
  %115 = add nsw i32 %114, 1
  store i32 %115, ptr %14, align 4, !tbaa !9
  br label %23, !llvm.loop !15

116:                                              ; preds = %108, %100, %92, %88
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %134

117:                                              ; preds = %27
  br label %118

118:                                              ; preds = %127, %117
  %119 = invoke noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %120 unwind label %128

120:                                              ; preds = %118
  %121 = xor i1 %119, true
  br i1 %121, label %122, label %132

122:                                              ; preds = %120
  %123 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %124 unwind label %128

124:                                              ; preds = %122
  %125 = load i64, ptr %123, align 8, !tbaa !11
  %126 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %125) #4
  store i64 -1, ptr %126, align 8, !tbaa !11
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
          to label %127 unwind label %128

127:                                              ; preds = %124
  br label %118, !llvm.loop !16

128:                                              ; preds = %124, %122, %118
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %10, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %11, align 4
  br label %134

132:                                              ; preds = %120
  store i1 true, ptr %7, align 1
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %12) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr %12) #4
  %133 = load i1, ptr %7, align 1
  br i1 %133, label %137, label %136

134:                                              ; preds = %128, %116, %36
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %12) #4
  br label %135

135:                                              ; preds = %134, %32
  call void @llvm.lifetime.end.p0(i64 80, ptr %12) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %138

136:                                              ; preds = %132
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %137

137:                                              ; preds = %136, %132
  ret void

138:                                              ; preds = %135, %28
  %139 = load ptr, ptr %10, align 8
  %140 = load i32, ptr %11, align 4
  %141 = insertvalue { ptr, i32 } poison, ptr %139, 0
  %142 = insertvalue { ptr, i32 } %141, i32 %140, 1
  resume { ptr, i32 } %142
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl" }
%"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl" = type { %"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl_data" }
%"struct.std::_Deque_base<long long, std::allocator<long long>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z17nextLargerElementPxi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr nocapture noundef readonly %1, i32 noundef %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::stack", align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = sext i32 %2 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  store i64 0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %10, ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %11 unwind label %16

11:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %6) #4
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %12 unwind label %18

12:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  store i64 0, ptr %7, align 8, !tbaa !5
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %13 unwind label %20

13:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  %14 = icmp sgt i32 %2, 0
  br i1 %14, label %.lr.ph29.preheader, label %.preheader

.lr.ph29.preheader:                               ; preds = %13
  %wide.trip.count = zext nneg i32 %2 to i64
  br label %.lr.ph29

.preheader:                                       ; preds = %50, %13
  %15 = call noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %15, label %._crit_edge, label %.lr.ph30

16:                                               ; preds = %3
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  br label %57

18:                                               ; preds = %11
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %56

20:                                               ; preds = %12
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  br label %55

.lr.ph29:                                         ; preds = %.lr.ph29.preheader, %50
  %indvars.iv = phi i64 [ 0, %.lr.ph29.preheader ], [ %indvars.iv.next, %50 ]
  %22 = getelementptr inbounds i64, ptr %1, i64 %indvars.iv
  %23 = load i64, ptr %22, align 8, !tbaa !5
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %25 = load i64, ptr %24, align 8, !tbaa !5
  %26 = getelementptr inbounds i64, ptr %1, i64 %25
  %27 = load i64, ptr %26, align 8, !tbaa !5
  %28 = icmp sgt i64 %23, %27
  br i1 %28, label %.preheader26, label %46

.preheader26:                                     ; preds = %.lr.ph29
  %29 = call noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %29, label %.critedge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader26, %36
  %30 = load i64, ptr %22, align 8, !tbaa !5
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %32 = load i64, ptr %31, align 8, !tbaa !5
  %33 = getelementptr inbounds i64, ptr %1, i64 %32
  %34 = load i64, ptr %33, align 8, !tbaa !5
  %35 = icmp sgt i64 %30, %34
  br i1 %35, label %36, label %.critedge

36:                                               ; preds = %.lr.ph
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %38 = load i64, ptr %37, align 8, !tbaa !5
  %39 = load i64, ptr %22, align 8, !tbaa !5
  %sext = shl i64 %38, 32
  %40 = ashr exact i64 %sext, 32
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %40) #4
  store i64 %39, ptr %41, align 8, !tbaa !5
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %42 = call noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %42, label %.critedge, label %.lr.ph, !llvm.loop !9

.critedge:                                        ; preds = %.lr.ph, %36, %.preheader26
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  store i64 %indvars.iv, ptr %8, align 8, !tbaa !5
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %43 unwind label %44

43:                                               ; preds = %.critedge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %50

44:                                               ; preds = %.critedge
  %45 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %55

46:                                               ; preds = %.lr.ph29
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  store i64 %indvars.iv, ptr %9, align 8, !tbaa !5
  invoke void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %9)
          to label %47 unwind label %48

47:                                               ; preds = %46
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  br label %50

48:                                               ; preds = %46
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  br label %55

50:                                               ; preds = %43, %47
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.preheader, label %.lr.ph29, !llvm.loop !11

.lr.ph30:                                         ; preds = %.preheader, %.lr.ph30
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %52 = load i64, ptr %51, align 8, !tbaa !5
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %52) #4
  store i64 -1, ptr %53, align 8, !tbaa !5
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %54 = call noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %54, label %._crit_edge, label %.lr.ph30, !llvm.loop !12

._crit_edge:                                      ; preds = %.lr.ph30, %.preheader
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #4
  ret void

55:                                               ; preds = %44, %48, %20
  %.pn.pn = phi { ptr, i32 } [ %21, %20 ], [ %45, %44 ], [ %49, %48 ]
  call void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  br label %56

56:                                               ; preds = %55, %18
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %55 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %57

57:                                               ; preds = %56, %16
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %56 ], [ %17, %16 ]
  resume { ptr, i32 } %.pn.pn.pn.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEE4pushEOx(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5stackIxSt5dequeIxSaIxEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackIxSt5dequeIxSaIxEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIxSt5dequeIxSaIxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { 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 = !{!"long long", !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}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass