; LLVM IR from alibaba/euler :: euler/common/hdfs_file_io.ll (ZN5euler10HdfsFileIO8ReadDataEPvm)

; 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.euler::FileIO" = type { ptr, i8, i64, i64 }
%"class.euler::HdfsFileIO" = type { %"class.euler::FileIO", i8, i8, ptr, i64, i64, ptr, ptr, ptr, %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.euler::LibHDFS" = type { %"class.std::function", %"class.std::function.8", %"class.std::function.10", %"class.std::function.13", %"class.std::function.16", %"class.std::function.19", %"class.std::function.22", %"class.std::function.24", %"class.std::function.26", %"class.std::function.19", %"class.std::function.19", %"class.std::function.28", %"class.std::function.31", %"class.std::function.33", %"class.std::function.36", %"class.std::function.38", %"class.std::function.41", %"class.std::function.33", %"class.std::function.43", %"class.std::function.46", %"class.euler::Status", ptr }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%"class.std::function.8" = type { %"class.std::_Function_base", ptr }
%"class.std::function.10" = type { %"class.std::_Function_base", ptr }
%"class.std::function.13" = type { %"class.std::_Function_base", ptr }
%"class.std::function.16" = type { %"class.std::_Function_base", ptr }
%"class.std::function.22" = type { %"class.std::_Function_base", ptr }
%"class.std::function.24" = type { %"class.std::_Function_base", ptr }
%"class.std::function.26" = type { %"class.std::_Function_base", ptr }
%"class.std::function.19" = type { %"class.std::_Function_base", ptr }
%"class.std::function.28" = type { %"class.std::_Function_base", ptr }
%"class.std::function.31" = type { %"class.std::_Function_base", ptr }
%"class.std::function.36" = type { %"class.std::_Function_base", ptr }
%"class.std::function.38" = type { %"class.std::_Function_base", ptr }
%"class.std::function.41" = type { %"class.std::_Function_base", ptr }
%"class.std::function.33" = type { %"class.std::_Function_base", ptr }
%"class.std::function.43" = type { %"class.std::_Function_base", ptr }
%"class.std::function.46" = type { %"class.std::_Function_base", ptr }
%"class.euler::Status" = type { i32, %"class.std::__cxx11::basic_string" }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5euler10HdfsFileIO8ReadDataEPvm(ptr noundef nonnull align 8 dereferenceable(184) %0, ptr noundef %1, i64 noundef %2) unnamed_addr #2 align 2 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  %11 = load ptr, ptr %5, align 8
  %12 = getelementptr inbounds %"class.euler::FileIO", ptr %11, i32 0, i32 1
  %13 = load i8, ptr %12, align 8, !tbaa !11, !range !14, !noundef !15
  %14 = trunc i8 %13 to i1
  br i1 %14, label %15, label %19

15:                                               ; preds = %3
  %16 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 2
  %17 = load i8, ptr %16, align 1, !tbaa !16, !range !14, !noundef !15
  %18 = trunc i8 %17 to i1
  br i1 %18, label %19, label %20

19:                                               ; preds = %15, %3
  store i1 false, ptr %4, align 1
  br label %110

20:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %21, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %22 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 3
  %23 = load ptr, ptr %22, align 8, !tbaa !20
  %24 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %25 = load i64, ptr %24, align 8, !tbaa !21
  %26 = getelementptr inbounds i8, ptr %23, i64 %25
  store ptr %26, ptr %9, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %87, %20
  %28 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %29 = load i64, ptr %28, align 8, !tbaa !21
  %30 = load i64, ptr %7, align 8, !tbaa !9
  %31 = add i64 %29, %30
  %32 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %33 = load i64, ptr %32, align 8, !tbaa !22
  %34 = icmp ugt i64 %31, %33
  br i1 %34, label %35, label %88

35:                                               ; preds = %27
  %36 = load ptr, ptr %8, align 8, !tbaa !5
  %37 = load ptr, ptr %9, align 8, !tbaa !5
  %38 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %39 = load i64, ptr %38, align 8, !tbaa !22
  %40 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %41 = load i64, ptr %40, align 8, !tbaa !21
  %42 = sub i64 %39, %41
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %36, ptr align 1 %37, i64 %42, i1 false)
  %43 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %44 = load i64, ptr %43, align 8, !tbaa !22
  %45 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %46 = load i64, ptr %45, align 8, !tbaa !21
  %47 = sub i64 %44, %46
  %48 = getelementptr inbounds %"class.euler::FileIO", ptr %11, i32 0, i32 2
  %49 = load i64, ptr %48, align 8, !tbaa !23
  %50 = add i64 %49, %47
  store i64 %50, ptr %48, align 8, !tbaa !23
  %51 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %52 = load i64, ptr %51, align 8, !tbaa !22
  %53 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %54 = load i64, ptr %53, align 8, !tbaa !21
  %55 = sub i64 %52, %54
  %56 = load i64, ptr %7, align 8, !tbaa !9
  %57 = sub i64 %56, %55
  store i64 %57, ptr %7, align 8, !tbaa !9
  %58 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %59 = load i64, ptr %58, align 8, !tbaa !22
  %60 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %61 = load i64, ptr %60, align 8, !tbaa !21
  %62 = sub i64 %59, %61
  %63 = load ptr, ptr %8, align 8, !tbaa !5
  %64 = getelementptr inbounds i8, ptr %63, i64 %62
  store ptr %64, ptr %8, align 8, !tbaa !5
  %65 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  store i64 0, ptr %65, align 8, !tbaa !21
  %66 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 6
  %67 = load ptr, ptr %66, align 8, !tbaa !24
  %68 = getelementptr inbounds %"class.euler::LibHDFS", ptr %67, i32 0, i32 6
  %69 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 7
  %70 = load ptr, ptr %69, align 8, !tbaa !25
  %71 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 8
  %72 = load ptr, ptr %71, align 8, !tbaa !26
  %73 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 3
  %74 = load ptr, ptr %73, align 8, !tbaa !20
  %75 = call noundef i32 @_ZNKSt8functionIFiP13hdfs_internalP17hdfsFile_internalPviEEclES1_S3_S4_i(ptr noundef nonnull align 8 dereferenceable(32) %68, ptr noundef %70, ptr noundef %72, ptr noundef %74, i32 noundef 4096)
  %76 = sext i32 %75 to i64
  %77 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  store i64 %76, ptr %77, align 8, !tbaa !22
  %78 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 3
  %79 = load ptr, ptr %78, align 8, !tbaa !20
  %80 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %81 = load i64, ptr %80, align 8, !tbaa !21
  %82 = getelementptr inbounds i8, ptr %79, i64 %81
  store ptr %82, ptr %9, align 8, !tbaa !5
  %83 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %84 = load i64, ptr %83, align 8, !tbaa !22
  %85 = icmp ult i64 %84, 4096
  br i1 %85, label %86, label %87

86:                                               ; preds = %35
  br label %88

87:                                               ; preds = %35
  br label %27, !llvm.loop !27

88:                                               ; preds = %86, %27
  %89 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %90 = load i64, ptr %89, align 8, !tbaa !21
  %91 = load i64, ptr %7, align 8, !tbaa !9
  %92 = add i64 %90, %91
  %93 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 4
  %94 = load i64, ptr %93, align 8, !tbaa !22
  %95 = icmp ugt i64 %92, %94
  br i1 %95, label %96, label %97

96:                                               ; preds = %88
  store i1 false, ptr %4, align 1
  store i32 1, ptr %10, align 4
  br label %109

97:                                               ; preds = %88
  %98 = load ptr, ptr %8, align 8, !tbaa !5
  %99 = load ptr, ptr %9, align 8, !tbaa !5
  %100 = load i64, ptr %7, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %98, ptr align 1 %99, i64 %100, i1 false)
  %101 = load i64, ptr %7, align 8, !tbaa !9
  %102 = getelementptr inbounds %"class.euler::HdfsFileIO", ptr %11, i32 0, i32 5
  %103 = load i64, ptr %102, align 8, !tbaa !21
  %104 = add i64 %103, %101
  store i64 %104, ptr %102, align 8, !tbaa !21
  %105 = load i64, ptr %7, align 8, !tbaa !9
  %106 = getelementptr inbounds %"class.euler::FileIO", ptr %11, i32 0, i32 2
  %107 = load i64, ptr %106, align 8, !tbaa !23
  %108 = add i64 %107, %105
  store i64 %108, ptr %106, align 8, !tbaa !23
  store i1 true, ptr %4, align 1
  store i32 1, ptr %10, align 4
  br label %109

109:                                              ; preds = %97, %96
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  br label %110

110:                                              ; preds = %109, %19
  %111 = load i1, ptr %4, align 1
  ret i1 %111
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNKSt8functionIFiP13hdfs_internalP17hdfsFile_internalPviEEclES1_S3_S4_i(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef, ptr noundef, i32 noundef) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !13, i64 8}
!12 = !{!"_ZTSN5euler6FileIOE", !13, i64 8, !10, i64 16, !10, i64 24}
!13 = !{!"bool", !7, i64 0}
!14 = !{i8 0, i8 2}
!15 = !{}
!16 = !{!17, !13, i64 33}
!17 = !{!"_ZTSN5euler10HdfsFileIOE", !12, i64 0, !13, i64 32, !13, i64 33, !6, i64 40, !10, i64 48, !10, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !18, i64 88, !18, i64 120, !18, i64 152}
!18 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !19, i64 0, !10, i64 8, !7, i64 16}
!19 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!20 = !{!17, !6, i64 40}
!21 = !{!17, !10, i64 56}
!22 = !{!17, !10, i64 48}
!23 = !{!12, !10, i64 16}
!24 = !{!17, !6, i64 64}
!25 = !{!17, !6, i64 72}
!26 = !{!17, !6, i64 80}
!27 = distinct !{!27, !28}
!28 = !{!"llvm.loop.mustprogress"}


; 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"

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5euler10HdfsFileIO8ReadDataEPvm(ptr nocapture noundef nonnull align 8 dereferenceable(184) %0, ptr nocapture noundef writeonly %1, i64 noundef %2) unnamed_addr #1 align 2 {
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i8, ptr %4, align 8, !tbaa !5, !range !11, !noundef !12
  %6 = trunc nuw i8 %5 to i1
  br i1 %6, label %7, label %53

7:                                                ; preds = %3
  %8 = getelementptr inbounds i8, ptr %0, i64 33
  %9 = load i8, ptr %8, align 1, !tbaa !13, !range !11, !noundef !12
  %10 = trunc nuw i8 %9 to i1
  br i1 %10, label %53, label %11

11:                                               ; preds = %7
  %12 = getelementptr inbounds i8, ptr %0, i64 40
  %13 = load ptr, ptr %12, align 8, !tbaa !18
  %14 = getelementptr inbounds i8, ptr %0, i64 56
  %15 = load i64, ptr %14, align 8, !tbaa !19
  %16 = getelementptr inbounds i8, ptr %13, i64 %15
  %17 = getelementptr inbounds i8, ptr %0, i64 48
  %18 = getelementptr inbounds i8, ptr %0, i64 16
  %19 = getelementptr inbounds i8, ptr %0, i64 64
  %20 = getelementptr inbounds i8, ptr %0, i64 72
  %21 = getelementptr inbounds i8, ptr %0, i64 80
  %.pre = load i64, ptr %17, align 8, !tbaa !20
  br label %22

22:                                               ; preds = %27, %11
  %23 = phi i64 [ %.pre, %11 ], [ %42, %27 ]
  %24 = phi i64 [ %15, %11 ], [ %44, %27 ]
  %.015 = phi i64 [ %2, %11 ], [ %34, %27 ]
  %.013 = phi ptr [ %1, %11 ], [ %35, %27 ]
  %.0 = phi ptr [ %16, %11 ], [ %45, %27 ]
  %25 = add i64 %24, %.015
  %26 = icmp ugt i64 %25, %23
  br i1 %26, label %27, label %split

27:                                               ; preds = %22
  %28 = sub i64 %23, %24
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %.013, ptr align 1 %.0, i64 %28, i1 false)
  %29 = load i64, ptr %17, align 8, !tbaa !20
  %30 = load i64, ptr %14, align 8, !tbaa !19
  %31 = sub i64 %29, %30
  %32 = load i64, ptr %18, align 8, !tbaa !21
  %33 = add i64 %32, %31
  store i64 %33, ptr %18, align 8, !tbaa !21
  %34 = sub i64 %.015, %31
  %35 = getelementptr inbounds i8, ptr %.013, i64 %31
  store i64 0, ptr %14, align 8, !tbaa !19
  %36 = load ptr, ptr %19, align 8, !tbaa !22
  %37 = getelementptr inbounds i8, ptr %36, i64 192
  %38 = load ptr, ptr %20, align 8, !tbaa !23
  %39 = load ptr, ptr %21, align 8, !tbaa !24
  %40 = load ptr, ptr %12, align 8, !tbaa !18
  %41 = tail call noundef i32 @_ZNKSt8functionIFiP13hdfs_internalP17hdfsFile_internalPviEEclES1_S3_S4_i(ptr noundef nonnull align 8 dereferenceable(32) %37, ptr noundef %38, ptr noundef %39, ptr noundef %40, i32 noundef 4096)
  %42 = sext i32 %41 to i64
  store i64 %42, ptr %17, align 8, !tbaa !20
  %43 = load ptr, ptr %12, align 8, !tbaa !18
  %44 = load i64, ptr %14, align 8, !tbaa !19
  %45 = getelementptr inbounds i8, ptr %43, i64 %44
  %46 = icmp ult i32 %41, 4096
  br i1 %46, label %._crit_edge, label %22, !llvm.loop !25

._crit_edge:                                      ; preds = %27
  %.pre20 = add i64 %44, %34
  br label %split

split:                                            ; preds = %22, %._crit_edge
  %.pre-phi = phi i64 [ %.pre20, %._crit_edge ], [ %25, %22 ]
  %47 = phi i64 [ %42, %._crit_edge ], [ %23, %22 ]
  %.116 = phi i64 [ %34, %._crit_edge ], [ %.015, %22 ]
  %.114 = phi ptr [ %35, %._crit_edge ], [ %.013, %22 ]
  %.1 = phi ptr [ %45, %._crit_edge ], [ %.0, %22 ]
  %.not = icmp ugt i64 %.pre-phi, %47
  br i1 %.not, label %53, label %48

48:                                               ; preds = %split
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %.114, ptr align 1 %.1, i64 %.116, i1 false)
  %49 = load i64, ptr %14, align 8, !tbaa !19
  %50 = add i64 %49, %.116
  store i64 %50, ptr %14, align 8, !tbaa !19
  %51 = load i64, ptr %18, align 8, !tbaa !21
  %52 = add i64 %51, %.116
  store i64 %52, ptr %18, align 8, !tbaa !21
  br label %53

53:                                               ; preds = %48, %split, %3, %7
  %.118 = phi i1 [ false, %7 ], [ false, %3 ], [ false, %split ], [ true, %48 ]
  ret i1 %.118
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNKSt8functionIFiP13hdfs_internalP17hdfsFile_internalPviEEclES1_S3_S4_i(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !7, i64 8}
!6 = !{!"_ZTSN5euler6FileIOE", !7, i64 8, !10, i64 16, !10, i64 24}
!7 = !{!"bool", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = !{!14, !7, i64 33}
!14 = !{!"_ZTSN5euler10HdfsFileIOE", !6, i64 0, !7, i64 32, !7, i64 33, !15, i64 40, !10, i64 48, !10, i64 56, !15, i64 64, !15, i64 72, !15, i64 80, !16, i64 88, !16, i64 120, !16, i64 152}
!15 = !{!"any pointer", !8, i64 0}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !17, i64 0, !10, i64 8, !8, i64 16}
!17 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !15, i64 0}
!18 = !{!14, !15, i64 40}
!19 = !{!14, !10, i64 56}
!20 = !{!14, !10, i64 48}
!21 = !{!6, !10, i64 16}
!22 = !{!14, !15, i64 64}
!23 = !{!14, !15, i64 72}
!24 = !{!14, !15, i64 80}
!25 = distinct !{!25, !26}
!26 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass