; LLVM IR from moarseniy/CudaFEMproject :: FEMproject/thirdparty/segyio/src (SegyIO)

; 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.CSegyIO = type <{ ptr, i32, i32, i32, float, i32, [71 x i32], [27 x i32], [4 x i8], ptr, ptr, i64, %"class.std::basic_ifstream", %"class.std::basic_ofstream", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", i8, i8, [6 x i8] }>
%"class.std::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.0 }
%union.anon.0 = type { i32 }
%"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::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"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] }

@_ZTV7CSegyIO = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7CSegyIOC2ENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(1546) %0, ptr noundef %1, i1 noundef zeroext %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %9 = zext i1 %2 to i8
  store i8 %9, ptr %6, align 1, !tbaa !9
  %10 = load ptr, ptr %4, align 8
  store ptr getelementptr inbounds inrange(-16, 32) ({ [6 x ptr] }, ptr @_ZTV7CSegyIO, i32 0, i32 0, i32 2), ptr %10, align 8, !tbaa !11
  %11 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 1
  store i32 0, ptr %11, align 8, !tbaa !13
  %12 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 2
  store i32 0, ptr %12, align 4, !tbaa !30
  %13 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 3
  store i32 0, ptr %13, align 8, !tbaa !31
  %14 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 4
  store float 0.000000e+00, ptr %14, align 4, !tbaa !32
  %15 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 5
  store i32 0, ptr %15, align 8, !tbaa !33
  %16 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 9
  store ptr null, ptr %16, align 8, !tbaa !34
  %17 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 10
  store ptr null, ptr %17, align 8, !tbaa !35
  %18 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 12
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %18)
  %19 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 13
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248) %19)
          to label %20 unwind label %33

20:                                               ; preds = %3
  %21 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 14
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #3
  %22 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 15
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %22, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %23 unwind label %37

23:                                               ; preds = %20
  %24 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 16
  %25 = load i8, ptr %6, align 1, !tbaa !9, !range !36, !noundef !37
  %26 = trunc i8 %25 to i1
  %27 = zext i1 %26 to i8
  store i8 %27, ptr %24, align 8, !tbaa !38
  %28 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 17
  store i8 0, ptr %28, align 1, !tbaa !39
  %29 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 7
  %30 = getelementptr inbounds [27 x i32], ptr %29, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 8 %30, i8 0, i64 108, i1 false)
  %31 = getelementptr inbounds %class.CSegyIO, ptr %10, i32 0, i32 6
  %32 = getelementptr inbounds [71 x i32], ptr %31, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 4 %32, i8 0, i64 284, i1 false)
  ret void

33:                                               ; preds = %3
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %7, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %8, align 4
  br label %41

37:                                               ; preds = %20
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %7, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %8, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #3
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %19) #3
  br label %41

41:                                               ; preds = %37, %33
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %18) #3
  br label %42

42:                                               ; preds = %41
  %43 = load ptr, ptr %7, align 8
  %44 = load i32, ptr %8, align 4
  %45 = insertvalue { ptr, i32 } poison, ptr %43, 0
  %46 = insertvalue { ptr, i32 } %45, i32 %44, 1
  resume { ptr, i32 } %46
}

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 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 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 #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = !{!"bool", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = !{!14, !15, i64 8}
!14 = !{!"_ZTS7CSegyIO", !15, i64 8, !15, i64 12, !15, i64 16, !16, i64 20, !15, i64 24, !7, i64 28, !7, i64 312, !6, i64 424, !6, i64 432, !17, i64 440, !18, i64 448, !26, i64 968, !28, i64 1480, !28, i64 1512, !10, i64 1544, !10, i64 1545}
!15 = !{!"int", !7, i64 0}
!16 = !{!"float", !7, i64 0}
!17 = !{!"long", !7, i64 0}
!18 = !{!"_ZTSSt14basic_ifstreamIcSt11char_traitsIcEE", !19, i64 0, !20, i64 16}
!19 = !{!"_ZTSSi", !17, i64 8}
!20 = !{!"_ZTSSt13basic_filebufIcSt11char_traitsIcEE", !21, i64 0, !7, i64 64, !23, i64 104, !24, i64 120, !25, i64 124, !25, i64 132, !25, i64 140, !6, i64 152, !17, i64 160, !10, i64 168, !10, i64 169, !10, i64 170, !7, i64 171, !6, i64 176, !6, i64 184, !10, i64 192, !6, i64 200, !6, i64 208, !17, i64 216, !6, i64 224, !6, i64 232}
!21 = !{!"_ZTSSt15basic_streambufIcSt11char_traitsIcEE", !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !22, i64 56}
!22 = !{!"_ZTSSt6locale", !6, i64 0}
!23 = !{!"_ZTSSt12__basic_fileIcE", !6, i64 0, !10, i64 8}
!24 = !{!"_ZTSSt13_Ios_Openmode", !7, i64 0}
!25 = !{!"_ZTS11__mbstate_t", !15, i64 0, !7, i64 4}
!26 = !{!"_ZTSSt14basic_ofstreamIcSt11char_traitsIcEE", !27, i64 0, !20, i64 8}
!27 = !{!"_ZTSSo"}
!28 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !29, i64 0, !17, i64 8, !7, i64 16}
!29 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!30 = !{!14, !15, i64 12}
!31 = !{!14, !15, i64 16}
!32 = !{!14, !16, i64 20}
!33 = !{!14, !15, i64 24}
!34 = !{!14, !6, i64 424}
!35 = !{!14, !6, i64 432}
!36 = !{i8 0, i8 2}
!37 = !{}
!38 = !{!14, !10, i64 1544}
!39 = !{!14, !10, i64 1545}


; 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"

@_ZTV7CSegyIO = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7CSegyIOC2ENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(1546) %0, ptr noundef %1, i1 noundef zeroext %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  store ptr getelementptr inbounds inrange(-16, 32) (i8, ptr @_ZTV7CSegyIO, i64 16), ptr %0, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = getelementptr inbounds i8, ptr %0, i64 424
  %6 = getelementptr inbounds i8, ptr %0, i64 448
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(20) %4, i8 0, i64 20, i1 false)
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %5, i8 0, i64 16, i1 false)
  tail call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %6)
  %7 = getelementptr inbounds i8, ptr %0, i64 968
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248) %7)
          to label %8 unwind label %16

8:                                                ; preds = %3
  %9 = getelementptr inbounds i8, ptr %0, i64 1480
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  %10 = getelementptr inbounds i8, ptr %0, i64 1512
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %11 unwind label %18

11:                                               ; preds = %8
  %12 = zext i1 %2 to i8
  %13 = getelementptr inbounds i8, ptr %0, i64 1544
  store i8 %12, ptr %13, align 8, !tbaa !8
  %14 = getelementptr inbounds i8, ptr %0, i64 1545
  store i8 0, ptr %14, align 1, !tbaa !28
  %15 = getelementptr inbounds i8, ptr %0, i64 28
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(392) %15, i8 0, i64 392, i1 false)
  ret void

16:                                               ; preds = %3
  %17 = landingpad { ptr, i32 }
          cleanup
  br label %20

18:                                               ; preds = %8
  %19 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  tail call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %7) #3
  br label %20

20:                                               ; preds = %18, %16
  %.pn = phi { ptr, i32 } [ %19, %18 ], [ %17, %16 ]
  tail call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %6) #3
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 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 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 #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !21, i64 1544}
!9 = !{!"_ZTS7CSegyIO", !10, i64 8, !10, i64 12, !10, i64 16, !12, i64 20, !10, i64 24, !11, i64 28, !11, i64 312, !13, i64 424, !13, i64 432, !14, i64 440, !15, i64 448, !24, i64 968, !26, i64 1480, !26, i64 1512, !21, i64 1544, !21, i64 1545}
!10 = !{!"int", !11, i64 0}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"float", !11, i64 0}
!13 = !{!"any pointer", !11, i64 0}
!14 = !{!"long", !11, i64 0}
!15 = !{!"_ZTSSt14basic_ifstreamIcSt11char_traitsIcEE", !16, i64 0, !17, i64 16}
!16 = !{!"_ZTSSi", !14, i64 8}
!17 = !{!"_ZTSSt13basic_filebufIcSt11char_traitsIcEE", !18, i64 0, !11, i64 64, !20, i64 104, !22, i64 120, !23, i64 124, !23, i64 132, !23, i64 140, !13, i64 152, !14, i64 160, !21, i64 168, !21, i64 169, !21, i64 170, !11, i64 171, !13, i64 176, !13, i64 184, !21, i64 192, !13, i64 200, !13, i64 208, !14, i64 216, !13, i64 224, !13, i64 232}
!18 = !{!"_ZTSSt15basic_streambufIcSt11char_traitsIcEE", !13, i64 8, !13, i64 16, !13, i64 24, !13, i64 32, !13, i64 40, !13, i64 48, !19, i64 56}
!19 = !{!"_ZTSSt6locale", !13, i64 0}
!20 = !{!"_ZTSSt12__basic_fileIcE", !13, i64 0, !21, i64 8}
!21 = !{!"bool", !11, i64 0}
!22 = !{!"_ZTSSt13_Ios_Openmode", !11, i64 0}
!23 = !{!"_ZTS11__mbstate_t", !10, i64 0, !11, i64 4}
!24 = !{!"_ZTSSt14basic_ofstreamIcSt11char_traitsIcEE", !25, i64 0, !17, i64 8}
!25 = !{!"_ZTSSo"}
!26 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !27, i64 0, !14, i64 8, !11, i64 16}
!27 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !13, i64 0}
!28 = !{!9, !21, i64 1545}


; Effective O3 passes: EarlyCSEPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass