; LLVM IR from buresjan/optim_lbm :: nomad/src/Algos/NelderMead/NMMegaIteration.ll (ZN9NOMAD_4_315NMMegaIteration4readERSi)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = 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] }
%"class.std::allocator" = type { i8 }
%"class.NOMAD_4_3::MegaIteration" = type <{ %"class.NOMAD_4_3::Step.base", [4 x i8], %"class.std::shared_ptr.14", i64, i32, [4 x i8] }>
%"class.NOMAD_4_3::Step.base" = type <{ ptr, ptr, i32, [4 x i8], %"class.std::shared_ptr", %"class.std::shared_ptr.3", %"class.std::shared_ptr.6", %"class.NOMAD_4_3::SuccessStats", i32 }>
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::shared_ptr.3" = type { %"class.std::__shared_ptr.4" }
%"class.std::__shared_ptr.4" = type { ptr, %"class.std::__shared_count" }
%"class.std::shared_ptr.6" = type { %"class.std::__shared_ptr.7" }
%"class.std::__shared_ptr.7" = type { ptr, %"class.std::__shared_count" }
%"class.NOMAD_4_3::SuccessStats" = type { %"class.std::map", i64, i64 }
%"class.std::map" = type { %"class.std::_Rb_tree.9" }
%"class.std::_Rb_tree.9" = type { %"struct.std::_Rb_tree<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>, std::_Select1st<std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>>, std::less<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>, std::_Select1st<std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>>, std::less<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>>>::_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 }
%"class.std::shared_ptr.14" = type { %"class.std::__shared_ptr.15" }
%"class.std::__shared_ptr.15" = type { ptr, %"class.std::__shared_count" }

@.str.17 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [45 x i8], align 1
@_ZSt4cerr = external global %"class.std::basic_ostream", align 8

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

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

; 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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9NOMAD_4_315NMMegaIteration4readERSi(ptr noundef nonnull align 8 dereferenceable(192) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %12 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  store i64 0, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %13

13:                                               ; preds = %98, %2
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %16 unwind label %49

16:                                               ; preds = %13
  %17 = load ptr, ptr %15, align 8, !tbaa !11
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8
  %20 = getelementptr inbounds i8, ptr %15, i64 %19
  %21 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %20)
          to label %22 unwind label %49

22:                                               ; preds = %16
  br i1 %21, label %23, label %40

23:                                               ; preds = %22
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = load ptr, ptr %24, align 8, !tbaa !11
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr %24, i64 %27
  %29 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %28)
          to label %30 unwind label %49

30:                                               ; preds = %23
  br i1 %29, label %31, label %40

31:                                               ; preds = %30
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = load ptr, ptr %32, align 8, !tbaa !11
  %34 = getelementptr i8, ptr %33, i64 -24
  %35 = load i64, ptr %34, align 8
  %36 = getelementptr inbounds i8, ptr %32, i64 %35
  %37 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %36)
          to label %38 unwind label %49

38:                                               ; preds = %31
  %39 = xor i1 %37, true
  br label %40

40:                                               ; preds = %38, %30, %22
  %41 = phi i1 [ false, %30 ], [ false, %22 ], [ %39, %38 ]
  br i1 %41, label %42, label %99

42:                                               ; preds = %40
  %43 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef @.str.17, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %44 unwind label %49

44:                                               ; preds = %42
  br i1 %43, label %45, label %53

45:                                               ; preds = %44
  %46 = load ptr, ptr %4, align 8, !tbaa !5
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERm(ptr noundef nonnull align 8 dereferenceable(16) %46, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %48 unwind label %49

48:                                               ; preds = %45
  br label %98

49:                                               ; preds = %99, %59, %53, %45, %42, %31, %23, %16, %13
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %7, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %8, align 4
  br label %102

53:                                               ; preds = %44
  %54 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef @.str.18, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %55 unwind label %49

55:                                               ; preds = %53
  br i1 %54, label %56, label %79

56:                                               ; preds = %55
  %57 = getelementptr inbounds %"class.NOMAD_4_3::MegaIteration", ptr %12, i32 0, i32 2
  %58 = call noundef zeroext i1 @_ZStneIN9NOMAD_4_311BarrierBaseEEbDnRKSt10shared_ptrIT_E(ptr null, ptr noundef nonnull align 8 dereferenceable(16) %57) #6
  br i1 %58, label %59, label %65

59:                                               ; preds = %56
  %60 = load ptr, ptr %4, align 8, !tbaa !5
  %61 = getelementptr inbounds %"class.NOMAD_4_3::MegaIteration", ptr %12, i32 0, i32 2
  %62 = call noundef nonnull align 8 dereferenceable(120) ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_311BarrierBaseELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEdeEv(ptr noundef nonnull align 1 dereferenceable(1) %61) #6
  %63 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZN9NOMAD_4_3rsERSiRNS_11BarrierBaseE(ptr noundef nonnull align 8 dereferenceable(16) %60, ptr noundef nonnull align 8 dereferenceable(120) %62)
          to label %64 unwind label %49

64:                                               ; preds = %59
  br label %78

65:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.19, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %66 unwind label %69

66:                                               ; preds = %65
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %68 unwind label %73

68:                                               ; preds = %66
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %78

69:                                               ; preds = %65
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %7, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  br label %77

73:                                               ; preds = %66
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %7, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %8, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  br label %77

77:                                               ; preds = %73, %69
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %102

78:                                               ; preds = %68, %64
  br label %97

79:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  store i64 0, ptr %11, align 8, !tbaa !9
  br label %80

80:                                               ; preds = %89, %79
  %81 = load i64, ptr %11, align 8, !tbaa !9
  %82 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %83 = icmp ult i64 %81, %82
  br i1 %83, label %85, label %84

84:                                               ; preds = %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %96

85:                                               ; preds = %80
  %86 = load ptr, ptr %4, align 8, !tbaa !5
  %87 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5ungetEv(ptr noundef nonnull align 8 dereferenceable(16) %86)
          to label %88 unwind label %92

88:                                               ; preds = %85
  br label %89

89:                                               ; preds = %88
  %90 = load i64, ptr %11, align 8, !tbaa !9
  %91 = add i64 %90, 1
  store i64 %91, ptr %11, align 8, !tbaa !9
  br label %80, !llvm.loop !13

92:                                               ; preds = %85
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %7, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %102

96:                                               ; preds = %84
  br label %99

97:                                               ; preds = %78
  br label %98

98:                                               ; preds = %97, %48
  br label %13, !llvm.loop !15

99:                                               ; preds = %96, %40
  %100 = load i64, ptr %5, align 8, !tbaa !9
  invoke void @_ZN9NOMAD_4_313MegaIteration4setKEm(ptr noundef nonnull align 8 dereferenceable(172) %12, i64 noundef %100)
          to label %101 unwind label %49

101:                                              ; preds = %99
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret void

102:                                              ; preds = %92, %77, %49
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  br label %103

103:                                              ; preds = %102
  %104 = load ptr, ptr %7, align 8
  %105 = load i32, ptr %8, align 4
  %106 = insertvalue { ptr, i32 } poison, ptr %104, 0
  %107 = insertvalue { ptr, i32 } %106, i32 %105, 1
  resume { ptr, i32 } %107
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

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

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERm(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9NOMAD_4_311BarrierBaseEEbDnRKSt10shared_ptrIT_E(ptr, ptr noundef nonnull align 8 dereferenceable(16)) #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZN9NOMAD_4_3rsERSiRNS_11BarrierBaseE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(120)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_311BarrierBaseELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEdeEv(ptr noundef nonnull align 1 dereferenceable(1)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #5

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5ungetEv(ptr noundef nonnull align 8 dereferenceable(16)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9NOMAD_4_313MegaIteration4setKEm(ptr noundef nonnull align 8 dereferenceable(172), i64 noundef) #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 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 #5 = { 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 #6 = { 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, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = 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] }
%"class.std::allocator" = type { i8 }

@.str.17 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [45 x i8], align 1
@_ZSt4cerr = external global %"class.std::basic_ostream", align 8

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

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

; 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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9NOMAD_4_315NMMegaIteration4readERSi(ptr noundef nonnull align 8 dereferenceable(192) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  store i64 0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %7 = getelementptr inbounds i8, ptr %0, i64 144
  br label %8

8:                                                ; preds = %.backedge, %2
  %9 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %10 unwind label %34

10:                                               ; preds = %8
  %11 = load ptr, ptr %9, align 8, !tbaa !9
  %12 = getelementptr i8, ptr %11, i64 -24
  %13 = load i64, ptr %12, align 8
  %14 = getelementptr inbounds i8, ptr %9, i64 %13
  %15 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %14)
          to label %16 unwind label %34

16:                                               ; preds = %10
  br i1 %15, label %17, label %.critedge

17:                                               ; preds = %16
  %18 = load ptr, ptr %1, align 8, !tbaa !9
  %19 = getelementptr i8, ptr %18, i64 -24
  %20 = load i64, ptr %19, align 8
  %21 = getelementptr inbounds i8, ptr %1, i64 %20
  %22 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %21)
          to label %23 unwind label %34

23:                                               ; preds = %17
  br i1 %22, label %24, label %.critedge

24:                                               ; preds = %23
  %25 = load ptr, ptr %1, align 8, !tbaa !9
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr %1, i64 %27
  %29 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %28)
  br i1 %29, label %.critedge, label %30

30:                                               ; preds = %24
  %31 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef nonnull @.str.17, ptr noundef nonnull align 8 dereferenceable(32) %4)
  br i1 %31, label %32, label %36

32:                                               ; preds = %30
  %33 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERm(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %.backedge unwind label %34

34:                                               ; preds = %41, %32, %17, %10, %8
  %35 = landingpad { ptr, i32 }
          cleanup
  br label %61

36:                                               ; preds = %30
  %37 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef nonnull @.str.18, ptr noundef nonnull align 8 dereferenceable(32) %4)
  br i1 %37, label %39, label %.preheader

.preheader:                                       ; preds = %36
  %38 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %.not = icmp eq i64 %38, 0
  br i1 %.not, label %.critedge, label %.lr.ph

39:                                               ; preds = %36
  %40 = call noundef zeroext i1 @_ZStneIN9NOMAD_4_311BarrierBaseEEbDnRKSt10shared_ptrIT_E(ptr null, ptr noundef nonnull align 8 dereferenceable(16) %7) #6
  br i1 %40, label %41, label %44

41:                                               ; preds = %39
  %42 = call noundef nonnull align 8 dereferenceable(120) ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_311BarrierBaseELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEdeEv(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  %43 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZN9NOMAD_4_3rsERSiRNS_11BarrierBaseE(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(120) %42)
          to label %.backedge unwind label %34

.backedge:                                        ; preds = %41, %47, %32
  br label %8, !llvm.loop !11

44:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str.19, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %45 unwind label %48

45:                                               ; preds = %44
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  %46 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %47 unwind label %50

47:                                               ; preds = %45
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %.backedge

48:                                               ; preds = %44
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %52

50:                                               ; preds = %45
  %51 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  br label %52

52:                                               ; preds = %50, %48
  %.pn = phi { ptr, i32 } [ %51, %50 ], [ %49, %48 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %61

.lr.ph:                                           ; preds = %.preheader, %54
  %.017 = phi i64 [ %55, %54 ], [ 0, %.preheader ]
  %53 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5ungetEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
          to label %54 unwind label %58

54:                                               ; preds = %.lr.ph
  %55 = add nuw i64 %.017, 1
  %56 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %57 = icmp ult i64 %55, %56
  br i1 %57, label %.lr.ph, label %.critedge, !llvm.loop !13

58:                                               ; preds = %.lr.ph
  %59 = landingpad { ptr, i32 }
          cleanup
  br label %61

.critedge:                                        ; preds = %23, %16, %24, %54, %.preheader
  %60 = load i64, ptr %3, align 8, !tbaa !5
  call void @_ZN9NOMAD_4_313MegaIteration4setKEm(ptr noundef nonnull align 8 dereferenceable(172) %0, i64 noundef %60)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  ret void

61:                                               ; preds = %58, %52, %34
  %.pn14 = phi { ptr, i32 } [ %35, %34 ], [ %.pn, %52 ], [ %59, %58 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn14
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) 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 #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbPKT_RKNSt7__cxx1112basic_stringIS3_T0_T1_EE(ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERm(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9NOMAD_4_311BarrierBaseEEbDnRKSt10shared_ptrIT_E(ptr, ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZN9NOMAD_4_3rsERSiRNS_11BarrierBaseE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(120)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_311BarrierBaseELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEdeEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5ungetEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9NOMAD_4_313MegaIteration4setKEm(ptr noundef nonnull align 8 dereferenceable(172), i64 noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 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 #5 = { 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 #6 = { 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", !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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass