; LLVM IR from ahampriyanshu/algo-ds-101 :: Algorithms/Graph/Dijkstra/dijkstra_leftist_heap (leftistHeap)

; 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"

%"struct.std::pair" = type { float, i32 }
%class.Node = type { %"struct.std::pair", i32, ptr, ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIfiEC2IfiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIfiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4NodeC2ESt4pairIfiEiPS_S2_S2_(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5) unnamed_addr #1 align 2 {
  %7 = alloca %"struct.std::pair", align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  store i64 %1, ptr %7, align 4
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i32 %2, ptr %9, align 4, !tbaa !9
  store ptr %3, ptr %10, align 8, !tbaa !5
  store ptr %4, ptr %11, align 8, !tbaa !5
  store ptr %5, ptr %12, align 8, !tbaa !5
  %13 = load ptr, ptr %8, align 8
  %14 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 0
  call void @_ZNSt4pairIfiEC2IfiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %14)
  %15 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 0
  %16 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIfiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %15, ptr noundef nonnull align 4 dereferenceable(8) %7)
  %17 = load i32, ptr %9, align 4, !tbaa !9
  %18 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 1
  store i32 %17, ptr %18, align 8, !tbaa !11
  %19 = load ptr, ptr %10, align 8, !tbaa !5
  %20 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 2
  store ptr %19, ptr %20, align 8, !tbaa !15
  %21 = load ptr, ptr %11, align 8, !tbaa !5
  %22 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 3
  store ptr %21, ptr %22, align 8, !tbaa !16
  %23 = load ptr, ptr %12, align 8, !tbaa !5
  %24 = getelementptr inbounds %class.Node, ptr %13, i32 0, i32 4
  store ptr %23, ptr %24, align 8, !tbaa !17
  ret void
}

attributes #0 = { 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 #1 = { 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" }

!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, !10, i64 8}
!12 = !{!"_ZTS4Node", !13, i64 0, !10, i64 8, !6, i64 16, !6, i64 24, !6, i64 32}
!13 = !{!"_ZTSSt4pairIfiE", !14, i64 0, !10, i64 4}
!14 = !{!"float", !7, i64 0}
!15 = !{!12, !6, i64 16}
!16 = !{!12, !6, i64 24}
!17 = !{!12, !6, i64 32}


; 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"

%"struct.std::pair" = type { float, i32 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIfiEC2IfiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIfiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4NodeC2ESt4pairIfiEiPS_S2_S2_(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5) unnamed_addr #0 align 2 {
  %7 = alloca %"struct.std::pair", align 8
  store i64 %1, ptr %7, align 8
  tail call void @_ZNSt4pairIfiEC2IfiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %0)
  %8 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIfiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(8) %7)
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 %2, ptr %9, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %0, i64 16
  store ptr %3, ptr %10, align 8, !tbaa !13
  %11 = getelementptr inbounds i8, ptr %0, i64 24
  store ptr %4, ptr %11, align 8, !tbaa !14
  %12 = getelementptr inbounds i8, ptr %0, i64 32
  store ptr %5, ptr %12, align 8, !tbaa !15
  ret void
}

attributes #0 = { 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" }

!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, !11, i64 8}
!6 = !{!"_ZTS4Node", !7, i64 0, !11, i64 8, !12, i64 16, !12, i64 24, !12, i64 32}
!7 = !{!"_ZTSSt4pairIfiE", !8, i64 0, !11, i64 4}
!8 = !{!"float", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"int", !9, i64 0}
!12 = !{!"any pointer", !9, i64 0}
!13 = !{!6, !12, i64 16}
!14 = !{!6, !12, i64 24}
!15 = !{!6, !12, i64 32}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass