; LLVM IR from ai-techsystems/deepC :: src/core/datatypes.ll (ZN4dnnc19getDNNC_DataTypeStrB5cxx11ENS_13DNNC_DataTypeE)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [1 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [7 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 uwtable
define dso_local void @_ZN4dnnc19getDNNC_DataTypeStrB5cxx11ENS_13DNNC_DataTypeE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, i32 noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i1, align 1
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store i32 %1, ptr %4, align 4, !tbaa !5
  store i1 false, ptr %5, align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.12, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %9 unwind label %11

9:                                                ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #3
  %10 = load i32, ptr %4, align 4, !tbaa !5
  switch i32 %10, label %59 [
    i32 1, label %15
    i32 11, label %22
    i32 6, label %25
    i32 2, label %28
    i32 5, label %31
    i32 3, label %34
    i32 8, label %37
    i32 7, label %40
    i32 9, label %43
    i32 10, label %46
    i32 16, label %46
    i32 4, label %49
    i32 12, label %52
    i32 13, label %55
    i32 0, label %58
  ]

11:                                               ; preds = %2
  %12 = landingpad { ptr, i32 }
          cleanup
  %13 = extractvalue { ptr, i32 } %12, 0
  store ptr %13, ptr %7, align 8
  %14 = extractvalue { ptr, i32 } %12, 1
  store i32 %14, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #3
  br label %66

15:                                               ; preds = %9
  %16 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str)
          to label %17 unwind label %18

17:                                               ; preds = %15
  br label %62

18:                                               ; preds = %59, %55, %52, %49, %46, %43, %40, %37, %34, %31, %28, %25, %22, %15
  %19 = landingpad { ptr, i32 }
          cleanup
  %20 = extractvalue { ptr, i32 } %19, 0
  store ptr %20, ptr %7, align 8
  %21 = extractvalue { ptr, i32 } %19, 1
  store i32 %21, ptr %8, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %66

22:                                               ; preds = %9
  %23 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.1)
          to label %24 unwind label %18

24:                                               ; preds = %22
  br label %62

25:                                               ; preds = %9
  %26 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.2)
          to label %27 unwind label %18

27:                                               ; preds = %25
  br label %62

28:                                               ; preds = %9
  %29 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.3)
          to label %30 unwind label %18

30:                                               ; preds = %28
  br label %62

31:                                               ; preds = %9
  %32 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.4)
          to label %33 unwind label %18

33:                                               ; preds = %31
  br label %62

34:                                               ; preds = %9
  %35 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.5)
          to label %36 unwind label %18

36:                                               ; preds = %34
  br label %62

37:                                               ; preds = %9
  %38 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.6)
          to label %39 unwind label %18

39:                                               ; preds = %37
  br label %62

40:                                               ; preds = %9
  %41 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.7)
          to label %42 unwind label %18

42:                                               ; preds = %40
  br label %62

43:                                               ; preds = %9
  %44 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.8)
          to label %45 unwind label %18

45:                                               ; preds = %43
  br label %62

46:                                               ; preds = %9, %9
  %47 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.10)
          to label %48 unwind label %18

48:                                               ; preds = %46
  br label %62

49:                                               ; preds = %9
  %50 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.9)
          to label %51 unwind label %18

51:                                               ; preds = %49
  br label %62

52:                                               ; preds = %9
  %53 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.11)
          to label %54 unwind label %18

54:                                               ; preds = %52
  br label %62

55:                                               ; preds = %9
  %56 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.7)
          to label %57 unwind label %18

57:                                               ; preds = %55
  br label %62

58:                                               ; preds = %9
  br label %59

59:                                               ; preds = %58, %9
  %60 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.13)
          to label %61 unwind label %18

61:                                               ; preds = %59
  br label %62

62:                                               ; preds = %61, %57, %54, %51, %48, %45, %42, %39, %36, %33, %30, %27, %24, %17
  store i1 true, ptr %5, align 1
  %63 = load i1, ptr %5, align 1
  br i1 %63, label %65, label %64

64:                                               ; preds = %62
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %65

65:                                               ; preds = %64, %62
  ret void

66:                                               ; preds = %18, %11
  %67 = load ptr, ptr %7, align 8
  %68 = load i32, ptr %8, align 4
  %69 = insertvalue { ptr, i32 } poison, ptr %67, 0
  %70 = insertvalue { ptr, i32 } %69, i32 %68, 1
  resume { ptr, i32 } %70
}

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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #1 align 2

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

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

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 = !{!"_ZTSN4dnnc13DNNC_DataTypeE", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [1 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [7 x i8], align 1
@switch.table._ZN4dnnc19getDNNC_DataTypeStrB5cxx11ENS_13DNNC_DataTypeE = private unnamed_addr constant [16 x ptr] [ptr @.str, ptr @.str.3, ptr @.str.5, ptr @.str.9, ptr @.str.4, ptr @.str.2, ptr @.str.7, ptr @.str.6, ptr @.str.8, ptr @.str.10, ptr @.str.1, ptr @.str.11, ptr @.str.7, ptr @.str.13, ptr @.str.13, ptr @.str.10], 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4dnnc19getDNNC_DataTypeStrB5cxx11ENS_13DNNC_DataTypeE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, i32 noundef %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.12, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %4 unwind label %6

4:                                                ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #3
  %switch.tableidx = add i32 %1, -1
  %5 = icmp ult i32 %switch.tableidx, 16
  br i1 %5, label %switch.lookup, label %.invoke

6:                                                ; preds = %2
  %7 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #3
  br label %14

8:                                                ; preds = %.invoke
  %9 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %14

switch.lookup:                                    ; preds = %4
  %10 = zext nneg i32 %switch.tableidx to i64
  %switch.gep = getelementptr inbounds [16 x ptr], ptr @switch.table._ZN4dnnc19getDNNC_DataTypeStrB5cxx11ENS_13DNNC_DataTypeE, i64 0, i64 %10
  %switch.load = load ptr, ptr %switch.gep, align 8
  br label %.invoke

.invoke:                                          ; preds = %4, %switch.lookup
  %11 = phi ptr [ %switch.load, %switch.lookup ], [ @.str.13, %4 ]
  %12 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull %11)
          to label %13 unwind label %8

13:                                               ; preds = %.invoke
  ret void

14:                                               ; preds = %8, %6
  %.pn = phi { ptr, i32 } [ %9, %8 ], [ %7, %6 ]
  resume { ptr, i32 } %.pn
}

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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #1 align 2

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

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

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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)"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass