; LLVM IR from AdaptiveCpp/AdaptiveCpp :: src/tools/acpp-info (acpp-info)

; 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.33" = type { i8 }
%"class.hipsycl::rt::runtime_keep_alive_token" = type { %"class.std::shared_ptr.42" }
%"class.std::shared_ptr.42" = type { %"class.std::__shared_ptr.43" }
%"class.std::__shared_ptr.43" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.90 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.91 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.92 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.93 = external hidden unnamed_addr constant [15 x i8], align 1
@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str.94 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.95 = external hidden unnamed_addr constant [56 x i8], align 1
@.str.96 = external hidden unnamed_addr constant [55 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13list_backendsPN7hipsycl2rt7runtimeE(ptr noundef) #0

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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z12list_devicesPN7hipsycl2rt7runtimeE(ptr noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10print_helpPKc(ptr noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #4 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator.33", align 1
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.hipsycl::rt::runtime_keep_alive_token", align 8
  %14 = alloca ptr, align 8
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #7
  store i8 1, ptr %6, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %73, %2
  %16 = load i32, ptr %7, align 4, !tbaa !5
  %17 = load i32, ptr %4, align 4, !tbaa !5
  %18 = icmp slt i32 %16, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %15
  store i32 2, ptr %8, align 4
  br label %77

20:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #7
  %21 = load ptr, ptr %5, align 8, !tbaa !9
  %22 = load i32, ptr %7, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds ptr, ptr %21, i64 %23
  %25 = load ptr, ptr %24, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef %25, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %26 unwind label %37

26:                                               ; preds = %20
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #7
  %27 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.90)
          to label %28 unwind label %41

28:                                               ; preds = %26
  br i1 %27, label %32, label %29

29:                                               ; preds = %28
  %30 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.91)
          to label %31 unwind label %41

31:                                               ; preds = %29
  br i1 %30, label %32, label %45

32:                                               ; preds = %31, %28
  %33 = load ptr, ptr %5, align 8, !tbaa !9
  %34 = getelementptr inbounds ptr, ptr %33, i64 0
  %35 = load ptr, ptr %34, align 8, !tbaa !9
  invoke void @_Z10print_helpPKc(ptr noundef %35)
          to label %36 unwind label %41

36:                                               ; preds = %32
  store i32 0, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %70

37:                                               ; preds = %20
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %11, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %12, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #7
  br label %76

41:                                               ; preds = %63, %61, %54, %52, %48, %45, %32, %29, %26
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %11, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %12, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  br label %76

45:                                               ; preds = %31
  %46 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.92)
          to label %47 unwind label %41

47:                                               ; preds = %45
  br i1 %46, label %51, label %48

48:                                               ; preds = %47
  %49 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.93)
          to label %50 unwind label %41

50:                                               ; preds = %48
  br i1 %49, label %51, label %52

51:                                               ; preds = %50, %47
  store i8 0, ptr %6, align 1, !tbaa !11
  br label %68

52:                                               ; preds = %50
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef @.str.94)
          to label %54 unwind label %41

54:                                               ; preds = %52
  %55 = load ptr, ptr %5, align 8, !tbaa !9
  %56 = load i32, ptr %7, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = getelementptr inbounds ptr, ptr %55, i64 %57
  %59 = load ptr, ptr %58, align 8, !tbaa !9
  %60 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef %59)
          to label %61 unwind label %41

61:                                               ; preds = %54
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %60, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %63 unwind label %41

63:                                               ; preds = %61
  %64 = load ptr, ptr %5, align 8, !tbaa !9
  %65 = getelementptr inbounds ptr, ptr %64, i64 0
  %66 = load ptr, ptr %65, align 8, !tbaa !9
  invoke void @_Z10print_helpPKc(ptr noundef %66)
          to label %67 unwind label %41

67:                                               ; preds = %63
  store i32 1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %70

68:                                               ; preds = %51
  br label %69

69:                                               ; preds = %68
  store i32 0, ptr %8, align 4
  br label %70

70:                                               ; preds = %69, %67, %36
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #7
  %71 = load i32, ptr %8, align 4
  switch i32 %71, label %77 [
    i32 0, label %72
  ]

72:                                               ; preds = %70
  br label %73

73:                                               ; preds = %72
  %74 = load i32, ptr %7, align 4, !tbaa !5
  %75 = add nsw i32 %74, 1
  store i32 %75, ptr %7, align 4, !tbaa !5
  br label %15, !llvm.loop !13

76:                                               ; preds = %41, %37
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %108

77:                                               ; preds = %70, %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  %78 = load i32, ptr %8, align 4
  switch i32 %78, label %104 [
    i32 2, label %79
  ]

79:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #7
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenC1Ev(ptr noundef nonnull align 8 dereferenceable(16) %13)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #7
  %80 = invoke noundef ptr @_ZNK7hipsycl2rt24runtime_keep_alive_token3getEv(ptr noundef nonnull align 8 dereferenceable(16) %13)
          to label %81 unwind label %99

81:                                               ; preds = %79
  store ptr %80, ptr %14, align 8, !tbaa !9
  %82 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.95)
          to label %83 unwind label %99

83:                                               ; preds = %81
  %84 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %82, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %85 unwind label %99

85:                                               ; preds = %83
  %86 = load ptr, ptr %14, align 8, !tbaa !9
  invoke void @_Z13list_backendsPN7hipsycl2rt7runtimeE(ptr noundef %86)
          to label %87 unwind label %99

87:                                               ; preds = %85
  %88 = load i8, ptr %6, align 1, !tbaa !11, !range !15, !noundef !16
  %89 = trunc i8 %88 to i1
  br i1 %89, label %90, label %103

90:                                               ; preds = %87
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %92 unwind label %99

92:                                               ; preds = %90
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.96)
          to label %94 unwind label %99

94:                                               ; preds = %92
  %95 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %93, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %96 unwind label %99

96:                                               ; preds = %94
  %97 = load ptr, ptr %14, align 8, !tbaa !9
  invoke void @_Z12list_devicesPN7hipsycl2rt7runtimeE(ptr noundef %97)
          to label %98 unwind label %99

98:                                               ; preds = %96
  br label %103

99:                                               ; preds = %96, %94, %92, %90, %85, %83, %81, %79
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %11, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %13) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  br label %108

103:                                              ; preds = %98, %87
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %13) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  store i32 0, ptr %8, align 4
  br label %104

104:                                              ; preds = %103, %77
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  %105 = load i32, ptr %8, align 4
  switch i32 %105, label %114 [
    i32 0, label %106
    i32 1, label %106
  ]

106:                                              ; preds = %104, %104
  %107 = load i32, ptr %3, align 4
  ret i32 %107

108:                                              ; preds = %99, %76
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  br label %109

109:                                              ; preds = %108
  %110 = load ptr, ptr %11, align 8
  %111 = load i32, ptr %12, align 4
  %112 = insertvalue { ptr, i32 } poison, ptr %110, 0
  %113 = insertvalue { ptr, i32 } %112, i32 %111, 1
  resume { ptr, i32 } %113

114:                                              ; preds = %104
  unreachable
}

; 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) #5

declare void @_ZN7hipsycl2rt24runtime_keep_alive_tokenC1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #6

declare noundef ptr @_ZNK7hipsycl2rt24runtime_keep_alive_token3getEv(ptr noundef nonnull align 8 dereferenceable(16)) #6

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #5 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 = { 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 #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 norecurse 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 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 #6 = { "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 #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{i8 0, i8 2}
!16 = !{}


; 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.33" = type { i8 }
%"class.hipsycl::rt::runtime_keep_alive_token" = type { %"class.std::shared_ptr.42" }
%"class.std::shared_ptr.42" = type { %"class.std::__shared_ptr.43" }
%"class.std::__shared_ptr.43" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.90 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.91 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.92 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.93 = external hidden unnamed_addr constant [15 x i8], align 1
@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str.94 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.95 = external hidden unnamed_addr constant [56 x i8], align 1
@.str.96 = external hidden unnamed_addr constant [55 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13list_backendsPN7hipsycl2rt7runtimeE(ptr noundef) local_unnamed_addr #0

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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z12list_devicesPN7hipsycl2rt7runtimeE(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10print_helpPKc(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef range(i32 0, 2) i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #4 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::allocator.33", align 1
  %5 = alloca %"class.hipsycl::rt::runtime_keep_alive_token", align 8
  %.not44 = icmp slt i32 %0, 2
  br i1 %.not44, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %2
  %wide.trip.count = zext nneg i32 %0 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %32
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %32 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #7
  %6 = getelementptr inbounds ptr, ptr %1, i64 %indvars.iv
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef %7, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %8 unwind label %14

8:                                                ; preds = %.lr.ph
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  %9 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.90)
  br i1 %9, label %12, label %10

10:                                               ; preds = %8
  %11 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.91)
  br i1 %11, label %12, label %18

12:                                               ; preds = %10, %8
  %13 = load ptr, ptr %1, align 8, !tbaa !5
  invoke void @_Z10print_helpPKc(ptr noundef %13)
          to label %.thread35 unwind label %16

14:                                               ; preds = %.lr.ph
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  br label %33

16:                                               ; preds = %30, %28, %24, %22, %12
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  br label %33

18:                                               ; preds = %10
  %19 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.92)
  br i1 %19, label %32, label %20

20:                                               ; preds = %18
  %21 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.93)
  br i1 %21, label %32, label %22

22:                                               ; preds = %20
  %23 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef nonnull @.str.94)
          to label %24 unwind label %16

24:                                               ; preds = %22
  %25 = getelementptr inbounds ptr, ptr %1, i64 %indvars.iv
  %26 = load ptr, ptr %25, align 8, !tbaa !5
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef %26)
          to label %28 unwind label %16

28:                                               ; preds = %24
  %29 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %27, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %30 unwind label %16

30:                                               ; preds = %28
  %31 = load ptr, ptr %1, align 8, !tbaa !5
  invoke void @_Z10print_helpPKc(ptr noundef %31)
          to label %.thread35 unwind label %16

.thread35:                                        ; preds = %12, %30
  %.1 = phi i32 [ 0, %12 ], [ 1, %30 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #7
  br label %51

32:                                               ; preds = %20, %18
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #7
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

33:                                               ; preds = %16, %14
  %.pn = phi { ptr, i32 } [ %17, %16 ], [ %15, %14 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #7
  br label %52

._crit_edge:                                      ; preds = %32, %2
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #7
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenC1Ev(ptr noundef nonnull align 8 dereferenceable(16) %5)
  %34 = invoke noundef ptr @_ZNK7hipsycl2rt24runtime_keep_alive_token3getEv(ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %35 unwind label %48

35:                                               ; preds = %._crit_edge
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.95)
          to label %37 unwind label %48

37:                                               ; preds = %35
  %38 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %36, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %39 unwind label %48

39:                                               ; preds = %37
  invoke void @_Z13list_backendsPN7hipsycl2rt7runtimeE(ptr noundef %34)
          to label %40 unwind label %48

40:                                               ; preds = %39
  br i1 %.not44, label %41, label %50

41:                                               ; preds = %40
  %42 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %43 unwind label %48

43:                                               ; preds = %41
  %44 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.96)
          to label %45 unwind label %48

45:                                               ; preds = %43
  %46 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %44, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %47 unwind label %48

47:                                               ; preds = %45
  invoke void @_Z12list_devicesPN7hipsycl2rt7runtimeE(ptr noundef %34)
          to label %50 unwind label %48

48:                                               ; preds = %47, %45, %43, %41, %39, %37, %35, %._crit_edge
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #7
  br label %52

50:                                               ; preds = %47, %40
  call void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #7
  br label %51

51:                                               ; preds = %.thread35, %50
  %.238 = phi i32 [ %.1, %.thread35 ], [ 0, %50 ]
  ret i32 %.238

52:                                               ; preds = %48, %33
  %.pn28 = phi { ptr, i32 } [ %49, %48 ], [ %.pn, %33 ]
  resume { ptr, i32 } %.pn28
}

; 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 #5

declare void @_ZN7hipsycl2rt24runtime_keep_alive_tokenC1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #6

declare noundef ptr @_ZNK7hipsycl2rt24runtime_keep_alive_token3getEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7hipsycl2rt24runtime_keep_alive_tokenD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #5 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 = { 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 #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 norecurse 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 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 #6 = { "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 #7 = { 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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass