; LLVM IR from simbody/simbody :: SimTKmath/Optimizers/src/IpOpt (IpRegOptions)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.SimTKIpopt::RegisteredOption" = type <{ %"class.SimTKIpopt::ReferencedObject.base", [4 x i8], %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", i32, i8, i8, [2 x i8], double, i8, i8, [6 x i8], double, double, %"class.std::vector", %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"class.SimTKIpopt::ReferencedObject.base" = type <{ ptr, i32 }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<SimTKIpopt::RegisteredOption::string_entry, std::allocator<SimTKIpopt::RegisteredOption::string_entry>>::_Vector_impl" }
%"struct.std::_Vector_base<SimTKIpopt::RegisteredOption::string_entry, std::allocator<SimTKIpopt::RegisteredOption::string_entry>>::_Vector_impl" = type { %"struct.std::_Vector_base<SimTKIpopt::RegisteredOption::string_entry, std::allocator<SimTKIpopt::RegisteredOption::string_entry>>::_Vector_impl_data" }
%"struct.std::_Vector_base<SimTKIpopt::RegisteredOption::string_entry, std::allocator<SimTKIpopt::RegisteredOption::string_entry>>::_Vector_impl_data" = type { ptr, ptr, 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.SimTKIpopt::RegisteredOption::string_entry" = type { %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string" }

@.str.63 = external hidden unnamed_addr constant [2 x i8], align 1

; 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: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; 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) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption20IsValidStringSettingERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(244) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #4 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %11 = getelementptr inbounds %"class.SimTKIpopt::RegisteredOption", ptr %10, i32 0, i32 16
  %12 = call ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  %13 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %12, ptr %13, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 %7, i64 8, i1 false), !tbaa.struct !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %14

14:                                               ; preds = %30, %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %15 = getelementptr inbounds %"class.SimTKIpopt::RegisteredOption", ptr %10, i32 0, i32 16
  %16 = call ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br i1 %18, label %19, label %32

19:                                               ; preds = %14
  %20 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %21 = getelementptr inbounds %"class.SimTKIpopt::RegisteredOption::string_entry", ptr %20, i32 0, i32 0
  %22 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef @.str.63)
  br i1 %22, label %28, label %23

23:                                               ; preds = %19
  %24 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %25 = getelementptr inbounds %"class.SimTKIpopt::RegisteredOption::string_entry", ptr %24, i32 0, i32 0
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = call noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption24string_equal_insensitiveERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES8_(ptr noundef nonnull align 8 dereferenceable(244) %10, ptr noundef nonnull align 8 dereferenceable(32) %25, ptr noundef nonnull align 8 dereferenceable(32) %26)
  br i1 %27, label %28, label %29

28:                                               ; preds = %23, %19
  store i1 true, ptr %3, align 1
  store i32 1, ptr %9, align 4
  br label %33

29:                                               ; preds = %23
  br label %30

30:                                               ; preds = %29
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  br label %14, !llvm.loop !10

32:                                               ; preds = %14
  store i1 false, ptr %3, align 1
  store i32 1, ptr %9, align 4
  br label %33

33:                                               ; preds = %32, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %34 = load i1, ptr %3, align 1
  ret i1 %34
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption24string_equal_insensitiveERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES8_(ptr noundef nonnull align 8 dereferenceable(244), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 = !{i64 0, i64 8, !5}
!10 = distinct !{!10, !11}
!11 = !{!"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"

%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str.63 = external hidden unnamed_addr constant [2 x i8], align 1

; 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 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 dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption20IsValidStringSettingERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(244) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #1 align 2 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %5 = getelementptr inbounds i8, ptr %0, i64 184
  %6 = call ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  store ptr %6, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %7 = call ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  store ptr %7, ptr %4, align 8
  %8 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br i1 %8, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2, %14
  %9 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %10 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull @.str.63)
  br i1 %10, label %._crit_edge, label %11

11:                                               ; preds = %.lr.ph
  %12 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %13 = call noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption24string_equal_insensitiveERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES8_(ptr noundef nonnull align 8 dereferenceable(244) %0, ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %1)
  br i1 %13, label %._crit_edge, label %14

14:                                               ; preds = %11
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %16 = call ptr @_ZNKSt6vectorIN10SimTKIpopt16RegisteredOption12string_entryESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  store ptr %16, ptr %4, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %11, %.lr.ph, %14, %2
  %.lcssa = phi i1 [ false, %2 ], [ false, %14 ], [ true, %.lr.ph ], [ true, %11 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  ret i1 %.lcssa
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN10SimTKIpopt16RegisteredOption12string_entryESt6vectorIS3_SaIS3_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10SimTKIpopt16RegisteredOption24string_equal_insensitiveERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES8_(ptr noundef nonnull align 8 dereferenceable(244), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) 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 = { 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 #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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass