; LLVM IR from trabucayre/openFPGALoader :: src/efinixHexParser.ll (ZN15EfinixHexParser5parseEv)

; 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::__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.std::__cxx11::basic_istringstream" = type { %"class.std::basic_istream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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.ConfigBitstreamParser = type { ptr, %"class.std::__cxx11::basic_string", i32, i32, i8, %"class.std::vector", %"class.std::__cxx11::basic_string", %"class.std::map" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN15EfinixHexParser5parseEv(ptr noundef nonnull align 8 dereferenceable(160) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_istringstream", align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  %8 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.start.p0(i64 384, ptr %4) #5
  %9 = getelementptr inbounds %class.ConfigBitstreamParser, ptr %8, i32 0, i32 6
  invoke void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(120) %4, ptr noundef nonnull align 8 dereferenceable(32) %9, i32 noundef 8)
          to label %10 unwind label %26

10:                                               ; preds = %1
  br label %11

11:                                               ; preds = %25, %10
  %12 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EES4_(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 8 dereferenceable(32) %3, i8 noundef signext 10)
          to label %13 unwind label %30

13:                                               ; preds = %11
  %14 = load ptr, ptr %12, align 8, !tbaa !9
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr %12, i64 %16
  %18 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %17)
          to label %19 unwind label %30

19:                                               ; preds = %13
  br i1 %18, label %20, label %38

20:                                               ; preds = %19
  %21 = getelementptr inbounds %class.ConfigBitstreamParser, ptr %8, i32 0, i32 5
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #5
  %22 = invoke noundef i64 @_ZNSt7__cxx114stolERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef null, i32 noundef 16)
          to label %23 unwind label %34

23:                                               ; preds = %20
  %24 = trunc i64 %22 to i8
  store i8 %24, ptr %7, align 1, !tbaa !11
  invoke void @_ZNSt6vectorIhSaIhEE9push_backEOh(ptr noundef nonnull align 8 dereferenceable(24) %21, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %25 unwind label %34

25:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #5
  br label %11, !llvm.loop !12

26:                                               ; preds = %1
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %5, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %6, align 4
  br label %45

30:                                               ; preds = %13, %11
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %5, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %6, align 4
  br label %44

34:                                               ; preds = %23, %20
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %5, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #5
  br label %44

38:                                               ; preds = %19
  %39 = getelementptr inbounds %class.ConfigBitstreamParser, ptr %8, i32 0, i32 5
  %40 = call noundef i64 @_ZNKSt6vectorIhSaIhEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %39) #5
  %41 = mul i64 %40, 8
  %42 = trunc i64 %41 to i32
  %43 = getelementptr inbounds %class.ConfigBitstreamParser, ptr %8, i32 0, i32 2
  store i32 %42, ptr %43, align 8, !tbaa !14
  call void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120) %4) #5
  call void @llvm.lifetime.end.p0(i64 384, ptr %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  ret i32 0

44:                                               ; preds = %34, %30
  call void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120) %4) #5
  br label %45

45:                                               ; preds = %44, %26
  call void @llvm.lifetime.end.p0(i64 384, ptr %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  br label %46

46:                                               ; preds = %45
  %47 = load ptr, ptr %5, align 8
  %48 = load i32, ptr %6, align 4
  %49 = insertvalue { ptr, i32 } poison, ptr %47, 0
  %50 = insertvalue { ptr, i32 } %49, i32 %48, 1
  resume { ptr, i32 } %50
}

; 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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(120), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EES4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #3

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEE9push_backEOh(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZNSt7__cxx114stolERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i32 noundef) #4

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIhSaIhEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 = { "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 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!15, !19, i64 40}
!15 = !{!"_ZTS21ConfigBitstreamParser", !16, i64 8, !19, i64 40, !19, i64 44, !20, i64 48, !21, i64 56, !16, i64 80, !25, i64 112}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !17, i64 0, !18, i64 8, !7, i64 16}
!17 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!18 = !{!"long", !7, i64 0}
!19 = !{!"int", !7, i64 0}
!20 = !{!"bool", !7, i64 0}
!21 = !{!"_ZTSSt6vectorIhSaIhEE", !22, i64 0}
!22 = !{!"_ZTSSt12_Vector_baseIhSaIhEE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE12_Vector_implE", !24, i64 0}
!24 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!25 = !{!"_ZTSSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_St4lessIS5_ESaISt4pairIKS5_S5_EEE", !26, i64 0}
!26 = !{!"_ZTSSt8_Rb_treeINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_S5_ESt10_Select1stIS8_ESt4lessIS5_ESaIS8_EE", !27, i64 0}
!27 = !{!"_ZTSNSt8_Rb_treeINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_S5_ESt10_Select1stIS8_ESt4lessIS5_ESaIS8_EE13_Rb_tree_implISC_Lb1EEE", !28, i64 0, !30, i64 8}
!28 = !{!"_ZTSSt20_Rb_tree_key_compareISt4lessINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE", !29, i64 0}
!29 = !{!"_ZTSSt4lessINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEE"}
!30 = !{!"_ZTSSt15_Rb_tree_header", !31, i64 0, !18, i64 32}
!31 = !{!"_ZTSSt18_Rb_tree_node_base", !32, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!32 = !{!"_ZTSSt14_Rb_tree_color", !7, i64 0}


; 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::__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.std::__cxx11::basic_istringstream" = type { %"class.std::basic_istream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN15EfinixHexParser5parseEv(ptr noundef nonnull align 8 dereferenceable(160) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_istringstream", align 8
  %4 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 384, ptr nonnull %3) #5
  %5 = getelementptr inbounds i8, ptr %0, i64 80
  invoke void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(120) %3, ptr noundef nonnull align 8 dereferenceable(32) %5, i32 noundef 8)
          to label %.preheader unwind label %21

.preheader:                                       ; preds = %1
  %6 = getelementptr inbounds i8, ptr %0, i64 56
  br label %7

7:                                                ; preds = %.preheader, %20
  %8 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EES4_(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(32) %2, i8 noundef signext 10)
          to label %9 unwind label %23

9:                                                ; preds = %7
  %10 = load ptr, ptr %8, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr %8, i64 %12
  %14 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %13)
          to label %15 unwind label %23

15:                                               ; preds = %9
  br i1 %14, label %16, label %27

16:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  %17 = invoke noundef i64 @_ZNSt7__cxx114stolERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef null, i32 noundef 16)
          to label %18 unwind label %25

18:                                               ; preds = %16
  %19 = trunc i64 %17 to i8
  store i8 %19, ptr %4, align 1, !tbaa !8
  invoke void @_ZNSt6vectorIhSaIhEE9push_backEOh(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %20 unwind label %25

20:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %7, !llvm.loop !10

21:                                               ; preds = %1
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %32

23:                                               ; preds = %9, %7
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %31

25:                                               ; preds = %18, %16
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %31

27:                                               ; preds = %15
  %28 = call noundef i64 @_ZNKSt6vectorIhSaIhEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  %.tr = trunc i64 %28 to i32
  %29 = shl i32 %.tr, 3
  %30 = getelementptr inbounds i8, ptr %0, i64 40
  store i32 %29, ptr %30, align 8, !tbaa !12
  call void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120) %3) #5
  call void @llvm.lifetime.end.p0(i64 384, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  ret i32 0

31:                                               ; preds = %25, %23
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %24, %23 ]
  call void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120) %3) #5
  br label %32

32:                                               ; preds = %31, %21
  %.pn.pn = phi { ptr, i32 } [ %.pn, %31 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 384, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  resume { ptr, i32 } %.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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEEC1ERKNS_12basic_stringIcS2_S3_EESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(120), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EES4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEE9push_backEOh(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZNSt7__cxx114stolERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i32 noundef) local_unnamed_addr #4

; 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 nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIhSaIhEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1119basic_istringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 = { "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 = { 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, !9, i64 0}
!9 = !{!"omnipotent char", !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = !{!13, !18, i64 40}
!13 = !{!"_ZTS21ConfigBitstreamParser", !14, i64 8, !18, i64 40, !18, i64 44, !19, i64 48, !20, i64 56, !14, i64 80, !24, i64 112}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !17, i64 8, !9, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !16, i64 0}
!16 = !{!"any pointer", !9, i64 0}
!17 = !{!"long", !9, i64 0}
!18 = !{!"int", !9, i64 0}
!19 = !{!"bool", !9, i64 0}
!20 = !{!"_ZTSSt6vectorIhSaIhEE", !21, i64 0}
!21 = !{!"_ZTSSt12_Vector_baseIhSaIhEE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE12_Vector_implE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE17_Vector_impl_dataE", !16, i64 0, !16, i64 8, !16, i64 16}
!24 = !{!"_ZTSSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_St4lessIS5_ESaISt4pairIKS5_S5_EEE", !25, i64 0}
!25 = !{!"_ZTSSt8_Rb_treeINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_S5_ESt10_Select1stIS8_ESt4lessIS5_ESaIS8_EE", !26, i64 0}
!26 = !{!"_ZTSNSt8_Rb_treeINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_S5_ESt10_Select1stIS8_ESt4lessIS5_ESaIS8_EE13_Rb_tree_implISC_Lb1EEE", !27, i64 0, !29, i64 8}
!27 = !{!"_ZTSSt20_Rb_tree_key_compareISt4lessINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE", !28, i64 0}
!28 = !{!"_ZTSSt4lessINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEE"}
!29 = !{!"_ZTSSt15_Rb_tree_header", !30, i64 0, !17, i64 32}
!30 = !{!"_ZTSSt18_Rb_tree_node_base", !31, i64 0, !16, i64 8, !16, i64 16, !16, i64 24}
!31 = !{!"_ZTSSt14_Rb_tree_color", !9, i64 0}


; Effective O3 passes: GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopSimplifyPass,SROAPass,SimplifyCFGPass