; LLVM IR from andi611/Hidden-Markov-Model-Digital-Signal-Processing :: src/train_hmm.ll (ZNK3HMM13compute_gammaEPSt6vectorIS0_IdSaIdEESaIS2_EES5_)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"class.std::allocator.5" = type { i8 }
%class.HMM = type { i8, %"class.std::__cxx11::basic_string", i32, i32, %"class.std::vector", %"class.std::vector.3", %"class.std::vector.3" }
%"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::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #1

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_ZNK3HMM13compute_gammaEPSt6vectorIS0_IdSaIdEESaIS2_EES5_(ptr noundef nonnull align 8 dereferenceable(120) %0, ptr noundef %1, ptr noundef %2) #4 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca double, align 8
  %10 = alloca %"class.std::allocator.0", align 1
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::allocator.5", align 1
  %14 = alloca i1, align 1
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca double, align 8
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %20 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %21 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 24) #6
  store i1 true, ptr %14, align 1
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %22) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #5
  %24 = getelementptr inbounds %class.HMM, ptr %20, i32 0, i32 2
  %25 = load i32, ptr %24, align 8, !tbaa !9
  %26 = sext i32 %25 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store double 0.000000e+00, ptr %9, align 8, !tbaa !24
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #5
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %26, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %27 unwind label %36

27:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #5
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %21, i64 noundef %23, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %28 unwind label %40

28:                                               ; preds = %27
  store i1 false, ptr %14, align 1
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #5
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #5
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #5
  store ptr %21, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  store i32 0, ptr %15, align 4, !tbaa !26
  br label %29

29:                                               ; preds = %115, %28
  %30 = load i32, ptr %15, align 4, !tbaa !26
  %31 = sext i32 %30 to i64
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %32) #5
  %34 = icmp ult i64 %31, %33
  br i1 %34, label %48, label %35

35:                                               ; preds = %29
  store i32 2, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %118

36:                                               ; preds = %3
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %11, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %12, align 4
  br label %44

40:                                               ; preds = %27
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %11, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %12, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #5
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #5
  br label %44

44:                                               ; preds = %40, %36
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #5
  %45 = load i1, ptr %14, align 1
  br i1 %45, label %46, label %47

46:                                               ; preds = %44
  call void @_ZdlPvm(ptr noundef %21, i64 noundef 24) #7
  br label %47

47:                                               ; preds = %46, %44
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %120

48:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  store double 0.000000e+00, ptr %17, align 8, !tbaa !24
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #5
  store i32 0, ptr %18, align 4, !tbaa !26
  br label %49

49:                                               ; preds = %90, %48
  %50 = load i32, ptr %18, align 4, !tbaa !26
  %51 = getelementptr inbounds %class.HMM, ptr %20, i32 0, i32 2
  %52 = load i32, ptr %51, align 8, !tbaa !9
  %53 = icmp slt i32 %50, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %49
  store i32 5, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  br label %93

55:                                               ; preds = %49
  %56 = load ptr, ptr %5, align 8, !tbaa !5
  %57 = load i32, ptr %15, align 4, !tbaa !26
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %56, i64 noundef %58)
  %60 = load i32, ptr %18, align 4, !tbaa !26
  %61 = sext i32 %60 to i64
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %59, i64 noundef %61)
  %63 = load double, ptr %62, align 8, !tbaa !24
  %64 = load ptr, ptr %6, align 8, !tbaa !5
  %65 = load i32, ptr %15, align 4, !tbaa !26
  %66 = sext i32 %65 to i64
  %67 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef %66)
  %68 = load i32, ptr %18, align 4, !tbaa !26
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %67, i64 noundef %69)
  %71 = load double, ptr %70, align 8, !tbaa !24
  %72 = fmul double %63, %71
  %73 = load ptr, ptr %7, align 8, !tbaa !5
  %74 = load i32, ptr %15, align 4, !tbaa !26
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %73, i64 noundef %75)
  %77 = load i32, ptr %18, align 4, !tbaa !26
  %78 = sext i32 %77 to i64
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %76, i64 noundef %78)
  store double %72, ptr %79, align 8, !tbaa !24
  %80 = load ptr, ptr %7, align 8, !tbaa !5
  %81 = load i32, ptr %15, align 4, !tbaa !26
  %82 = sext i32 %81 to i64
  %83 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %80, i64 noundef %82)
  %84 = load i32, ptr %18, align 4, !tbaa !26
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %83, i64 noundef %85)
  %87 = load double, ptr %86, align 8, !tbaa !24
  %88 = load double, ptr %17, align 8, !tbaa !24
  %89 = fadd double %88, %87
  store double %89, ptr %17, align 8, !tbaa !24
  br label %90

90:                                               ; preds = %55
  %91 = load i32, ptr %18, align 4, !tbaa !26
  %92 = add nsw i32 %91, 1
  store i32 %92, ptr %18, align 4, !tbaa !26
  br label %49, !llvm.loop !27

93:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  store i32 0, ptr %19, align 4, !tbaa !26
  br label %94

94:                                               ; preds = %111, %93
  %95 = load i32, ptr %19, align 4, !tbaa !26
  %96 = getelementptr inbounds %class.HMM, ptr %20, i32 0, i32 2
  %97 = load i32, ptr %96, align 8, !tbaa !9
  %98 = icmp slt i32 %95, %97
  br i1 %98, label %100, label %99

99:                                               ; preds = %94
  store i32 8, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %114

100:                                              ; preds = %94
  %101 = load double, ptr %17, align 8, !tbaa !24
  %102 = load ptr, ptr %7, align 8, !tbaa !5
  %103 = load i32, ptr %15, align 4, !tbaa !26
  %104 = sext i32 %103 to i64
  %105 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %102, i64 noundef %104)
  %106 = load i32, ptr %19, align 4, !tbaa !26
  %107 = sext i32 %106 to i64
  %108 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %105, i64 noundef %107)
  %109 = load double, ptr %108, align 8, !tbaa !24
  %110 = fdiv double %109, %101
  store double %110, ptr %108, align 8, !tbaa !24
  br label %111

111:                                              ; preds = %100
  %112 = load i32, ptr %19, align 4, !tbaa !26
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %19, align 4, !tbaa !26
  br label %94, !llvm.loop !29

114:                                              ; preds = %99
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %115

115:                                              ; preds = %114
  %116 = load i32, ptr %15, align 4, !tbaa !26
  %117 = add nsw i32 %116, 1
  store i32 %117, ptr %15, align 4, !tbaa !26
  br label %29, !llvm.loop !30

118:                                              ; preds = %35
  %119 = load ptr, ptr %7, align 8, !tbaa !5
  store i32 1, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  ret ptr %119

120:                                              ; preds = %47
  %121 = load ptr, ptr %11, align 8
  %122 = load i32, ptr %12, align 4
  %123 = insertvalue { ptr, i32 } poison, ptr %121, 0
  %124 = insertvalue { ptr, i32 } %123, i32 %122, 1
  resume { ptr, i32 } %124
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin allocsize(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 = { nobuiltin nounwind "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 = { 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 }
attributes #6 = { builtin allocsize(0) }
attributes #7 = { builtin 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, !15, i64 40}
!10 = !{!"_ZTS3HMM", !11, i64 0, !12, i64 8, !15, i64 40, !15, i64 44, !16, i64 48, !20, i64 72, !20, i64 96}
!11 = !{!"bool", !7, i64 0}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !13, i64 0, !14, i64 8, !7, i64 16}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!"int", !7, i64 0}
!16 = !{!"_ZTSSt6vectorIdSaIdEE", !17, i64 0}
!17 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !19, i64 0}
!19 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!20 = !{!"_ZTSSt6vectorIS_IdSaIdEESaIS1_EE", !21, i64 0}
!21 = !{!"_ZTSSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE12_Vector_implE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!24 = !{!25, !25, i64 0}
!25 = !{!"double", !7, i64 0}
!26 = !{!15, !15, i64 0}
!27 = distinct !{!27, !28}
!28 = !{!"llvm.loop.mustprogress"}
!29 = distinct !{!29, !28}
!30 = distinct !{!30, !28}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"class.std::allocator.5" = type { i8 }

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #1

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull ptr @_ZNK3HMM13compute_gammaEPSt6vectorIS0_IdSaIdEESaIS2_EES5_(ptr nocapture noundef nonnull readonly align 8 dereferenceable(120) %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #4 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca double, align 8
  %6 = alloca %"class.std::allocator.0", align 1
  %7 = alloca %"class.std::allocator.5", align 1
  %8 = tail call noalias noundef nonnull dereferenceable(24) ptr @_Znwm(i64 noundef 24) #5
  %9 = tail call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #6
  %10 = getelementptr inbounds i8, ptr %0, i64 40
  %11 = load i32, ptr %10, align 8, !tbaa !5
  %12 = sext i32 %11 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #6
  store double 0.000000e+00, ptr %5, align 8, !tbaa !23
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %12, ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %13 unwind label %18

13:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #6
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %9, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %14 unwind label %20

14:                                               ; preds = %13
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  %15 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  %.not = icmp eq i64 %15, 0
  br i1 %.not, label %._crit_edge42, label %.preheader36

.preheader36:                                     ; preds = %14, %._crit_edge
  %indvars.iv47 = phi i64 [ %indvars.iv.next48, %._crit_edge ], [ 0, %14 ]
  %16 = load i32, ptr %10, align 8, !tbaa !5
  %17 = icmp sgt i32 %16, 0
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge42:                                    ; preds = %._crit_edge, %14
  ret ptr %8

18:                                               ; preds = %3
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %22

20:                                               ; preds = %13
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %22

22:                                               ; preds = %20, %18
  %.pn = phi { ptr, i32 } [ %21, %20 ], [ %19, %18 ]
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @_ZdlPvm(ptr noundef nonnull %8, i64 noundef 24) #7
  resume { ptr, i32 } %.pn

.preheader:                                       ; preds = %.lr.ph
  %23 = icmp sgt i32 %37, 0
  br i1 %23, label %.lr.ph40, label %._crit_edge

.lr.ph:                                           ; preds = %.preheader36, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader36 ]
  %.03037 = phi double [ %36, %.lr.ph ], [ 0.000000e+00, %.preheader36 ]
  %24 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv47)
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %indvars.iv)
  %26 = load double, ptr %25, align 8, !tbaa !23
  %27 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv47)
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %27, i64 noundef %indvars.iv)
  %29 = load double, ptr %28, align 8, !tbaa !23
  %30 = fmul double %26, %29
  %31 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv47)
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef %indvars.iv)
  store double %30, ptr %32, align 8, !tbaa !23
  %33 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv47)
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %33, i64 noundef %indvars.iv)
  %35 = load double, ptr %34, align 8, !tbaa !23
  %36 = fadd double %.03037, %35
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %37 = load i32, ptr %10, align 8, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = icmp slt i64 %indvars.iv.next, %38
  br i1 %39, label %.lr.ph, label %.preheader, !llvm.loop !25

._crit_edge:                                      ; preds = %.lr.ph40, %.preheader36, %.preheader
  %indvars.iv.next48 = add nuw nsw i64 %indvars.iv47, 1
  %40 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  %41 = icmp ugt i64 %40, %indvars.iv.next48
  br i1 %41, label %.preheader36, label %._crit_edge42, !llvm.loop !27

.lr.ph40:                                         ; preds = %.preheader, %.lr.ph40
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %.lr.ph40 ], [ 0, %.preheader ]
  %42 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv47)
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %42, i64 noundef %indvars.iv44)
  %44 = load double, ptr %43, align 8, !tbaa !23
  %45 = fdiv double %44, %36
  store double %45, ptr %43, align 8, !tbaa !23
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %46 = load i32, ptr %10, align 8, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = icmp slt i64 %indvars.iv.next45, %47
  br i1 %48, label %.lr.ph40, label %._crit_edge, !llvm.loop !28
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin allocsize(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 = { nobuiltin nounwind "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 = { 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 = { builtin allocsize(0) }
attributes #6 = { nounwind }
attributes #7 = { builtin 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, !14, i64 40}
!6 = !{!"_ZTS3HMM", !7, i64 0, !10, i64 8, !14, i64 40, !14, i64 44, !15, i64 48, !19, i64 72, !19, i64 96}
!7 = !{!"bool", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !11, i64 0, !13, i64 8, !8, i64 16}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !12, i64 0}
!12 = !{!"any pointer", !8, i64 0}
!13 = !{!"long", !8, i64 0}
!14 = !{!"int", !8, i64 0}
!15 = !{!"_ZTSSt6vectorIdSaIdEE", !16, i64 0}
!16 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !12, i64 0, !12, i64 8, !12, i64 16}
!19 = !{!"_ZTSSt6vectorIS_IdSaIdEESaIS1_EE", !20, i64 0}
!20 = !{!"_ZTSSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE", !21, i64 0}
!21 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE12_Vector_implE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE17_Vector_impl_dataE", !12, i64 0, !12, i64 8, !12, i64 16}
!23 = !{!24, !24, i64 0}
!24 = !{!"double", !8, i64 0}
!25 = distinct !{!25, !26}
!26 = !{!"llvm.loop.mustprogress"}
!27 = distinct !{!27, !26}
!28 = distinct !{!28, !26}


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