; LLVM IR from nickmqb/muon :: bootstrap/mu.ll_TypeCheckerFirstPass (checkParamAsAttribute__)

; 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"

%struct.string__ = type { ptr, i32 }
%struct.tag_____Error__ = type { ptr, %struct.tag_____IntRange__, %struct.string__ }
%struct.tag_____IntRange__ = type { i32, i32 }
%struct.tag_____Maybe__string____ = type { %struct.string__, i8 }
%struct.tag_____Param__ = type { ptr, %struct.Node__, ptr, %struct.tag_____Tag__, i32, %struct.string__ }
%struct.Node__ = type { i32, ptr }
%struct.tag_____Tag__ = type { ptr, ptr }
%struct.tag_____FunctionDef__ = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %struct.Node__, ptr, ptr, ptr, ptr, i32, ptr, %struct.string__, %struct.string__, %struct.tag_____Tag__, i32, ptr, ptr, ptr, ptr, %struct.string__ }
%struct.tag_____TypeCheckerContext__ = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i32, ptr, i32, i8 }
%struct.tag_____Attribute__ = type { ptr, ptr, ptr, ptr, ptr, ptr }
%struct.tag_____Token__ = type { i32, %struct.string__, %struct.tag_____IntRange__, %struct.tag_____IntRange__, i32 }
%struct.tag_____List__Node____ = type { ptr, i32, i32 }

@mu_____string116 = external dso_local global %struct.string__, align 8
@top_____abandonFn__ = external dso_local thread_local global ptr, align 8

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #1

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

; 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: nounwind uwtable
declare dso_local void @List__add__Error____(ptr noundef, ptr noundef byval(%struct.tag_____Error__) align 8) #3

; Function Attrs: nounwind uwtable
declare dso_local void @Error__at__(ptr dead_on_unwind noalias writable sret(%struct.tag_____Error__) align 8, ptr noundef, i64, ptr, i32) #3

; Function Attrs: nounwind uwtable
declare dso_local void @TypeCheckerFirstPass__redundantAttribute__(ptr noundef, ptr noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local zeroext i8 @TypeCheckerFirstPass__checkAttributeArgCount__(ptr noundef, ptr noundef, i32 noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local void @TypeCheckerFirstPass__getConstantString__(ptr dead_on_unwind noalias writable sret(%struct.tag_____Maybe__string____) align 8, ptr noundef, i32, ptr) #3

; Function Attrs: nounwind uwtable
define dso_local void @TypeCheckerFirstPass__checkParamAsAttribute__(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #3 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca %struct.tag_____Error__, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %struct.tag_____Maybe__string____, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  %13 = load ptr, ptr %7, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.tag_____Param__, ptr %13, i32 0, i32 4
  %15 = load i32, ptr %14, align 8, !tbaa !9
  %16 = and i32 %15, 1
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %18, label %21

18:                                               ; preds = %4
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  call void @TypeCheckerFirstPass__redundantAttribute__(ptr noundef %19, ptr noundef %20)
  br label %84

21:                                               ; preds = %4
  %22 = load ptr, ptr %6, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.tag_____FunctionDef__, ptr %22, i32 0, i32 12
  %24 = load i32, ptr %23, align 8, !tbaa !15
  %25 = and i32 %24, 2
  %26 = icmp eq i32 %25, 0
  br i1 %26, label %27, label %41

27:                                               ; preds = %21
  %28 = load ptr, ptr %5, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.tag_____TypeCheckerContext__, ptr %28, i32 0, i32 2
  %30 = load ptr, ptr %29, align 8, !tbaa !17
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.tag_____FunctionDef__, ptr %31, i32 0, i32 0
  %33 = load ptr, ptr %32, align 8, !tbaa !19
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.tag_____Attribute__, ptr %34, i32 0, i32 1
  %36 = load ptr, ptr %35, align 8, !tbaa !20
  %37 = getelementptr inbounds %struct.tag_____Token__, ptr %36, i32 0, i32 2
  %38 = load i64, ptr %37, align 8
  %39 = load ptr, ptr @mu_____string116, align 8
  %40 = load i32, ptr getelementptr inbounds ({ ptr, i32 }, ptr @mu_____string116, i32 0, i32 1), align 8
  call void @Error__at__(ptr dead_on_unwind writable sret(%struct.tag_____Error__) align 8 %9, ptr noundef %33, i64 %38, ptr %39, i32 %40)
  call void @List__add__Error____(ptr noundef %30, ptr noundef byval(%struct.tag_____Error__) align 8 %9)
  br label %41

41:                                               ; preds = %27, %21
  %42 = load ptr, ptr %7, align 8, !tbaa !5
  %43 = getelementptr inbounds %struct.tag_____Param__, ptr %42, i32 0, i32 4
  %44 = load i32, ptr %43, align 8, !tbaa !9
  %45 = or i32 %44, 1
  %46 = load ptr, ptr %7, align 8, !tbaa !5
  %47 = getelementptr inbounds %struct.tag_____Param__, ptr %46, i32 0, i32 4
  store i32 %45, ptr %47, align 8, !tbaa !9
  %48 = load ptr, ptr %5, align 8, !tbaa !5
  %49 = load ptr, ptr %8, align 8, !tbaa !5
  %50 = call zeroext i8 @TypeCheckerFirstPass__checkAttributeArgCount__(ptr noundef %48, ptr noundef %49, i32 noundef 1)
  %51 = icmp ne i8 %50, 0
  br i1 %51, label %52, label %84

52:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %53 = load ptr, ptr %8, align 8, !tbaa !5
  %54 = getelementptr inbounds %struct.tag_____Attribute__, ptr %53, i32 0, i32 3
  %55 = load ptr, ptr %54, align 8, !tbaa !22
  store ptr %55, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !23
  %56 = load i32, ptr %11, align 4, !tbaa !23
  %57 = load ptr, ptr %10, align 8, !tbaa !5
  %58 = getelementptr inbounds %struct.tag_____List__Node____, ptr %57, i32 0, i32 1
  %59 = load i32, ptr %58, align 8, !tbaa !24
  %60 = icmp ult i32 %56, %59
  br i1 %60, label %64, label %61

61:                                               ; preds = %52
  %62 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @top_____abandonFn__)
  %63 = load ptr, ptr %62, align 8, !tbaa !5
  call void %63(i32 noundef -3)
  br label %64

64:                                               ; preds = %61, %52
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #4
  %65 = load ptr, ptr %5, align 8, !tbaa !5
  %66 = load ptr, ptr %10, align 8, !tbaa !5
  %67 = getelementptr inbounds %struct.tag_____List__Node____, ptr %66, i32 0, i32 0
  %68 = load ptr, ptr %67, align 8, !tbaa !26
  %69 = load i32, ptr %11, align 4, !tbaa !23
  %70 = zext i32 %69 to i64
  %71 = getelementptr inbounds %struct.Node__, ptr %68, i64 %70
  %72 = getelementptr inbounds { i32, ptr }, ptr %71, i32 0, i32 0
  %73 = load i32, ptr %72, align 8
  %74 = getelementptr inbounds { i32, ptr }, ptr %71, i32 0, i32 1
  %75 = load ptr, ptr %74, align 8
  call void @TypeCheckerFirstPass__getConstantString__(ptr dead_on_unwind writable sret(%struct.tag_____Maybe__string____) align 8 %12, ptr noundef %65, i32 %73, ptr %75)
  %76 = getelementptr inbounds %struct.tag_____Maybe__string____, ptr %12, i32 0, i32 1
  %77 = load i8, ptr %76, align 8, !tbaa !27
  %78 = icmp ne i8 %77, 0
  br i1 %78, label %79, label %83

79:                                               ; preds = %64
  %80 = load ptr, ptr %7, align 8, !tbaa !5
  %81 = getelementptr inbounds %struct.tag_____Param__, ptr %80, i32 0, i32 5
  %82 = getelementptr inbounds %struct.tag_____Maybe__string____, ptr %12, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %81, ptr align 8 %82, i64 16, i1 false), !tbaa.struct !29
  br label %83

83:                                               ; preds = %79, %64
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %84

84:                                               ; preds = %83, %41, %18
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = { 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/C++ TBAA"}
!9 = !{!10, !12, i64 48}
!10 = !{!"tag_____Param__", !6, i64 0, !11, i64 8, !6, i64 24, !13, i64 32, !12, i64 48, !14, i64 56}
!11 = !{!"", !12, i64 0, !6, i64 8}
!12 = !{!"int", !7, i64 0}
!13 = !{!"tag_____Tag__", !6, i64 0, !6, i64 8}
!14 = !{!"", !6, i64 0, !12, i64 8}
!15 = !{!16, !12, i64 104}
!16 = !{!"tag_____FunctionDef__", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !11, i64 56, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !12, i64 104, !6, i64 112, !14, i64 120, !14, i64 136, !13, i64 152, !12, i64 168, !6, i64 176, !6, i64 184, !6, i64 192, !6, i64 200, !14, i64 208}
!17 = !{!18, !6, i64 16}
!18 = !{!"tag_____TypeCheckerContext__", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !12, i64 120, !12, i64 124, !6, i64 128, !12, i64 136, !7, i64 140}
!19 = !{!16, !6, i64 0}
!20 = !{!21, !6, i64 8}
!21 = !{!"tag_____Attribute__", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!22 = !{!21, !6, i64 24}
!23 = !{!12, !12, i64 0}
!24 = !{!25, !12, i64 8}
!25 = !{!"tag_____List__Node____", !6, i64 0, !12, i64 8, !12, i64 12}
!26 = !{!25, !6, i64 0}
!27 = !{!28, !7, i64 16}
!28 = !{!"tag_____Maybe__string____", !14, i64 0, !7, i64 16}
!29 = !{i64 0, i64 8, !5, i64 8, i64 4, !23}


; 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"

%struct.string__ = type { ptr, i32 }
%struct.tag_____Error__ = type { ptr, %struct.tag_____IntRange__, %struct.string__ }
%struct.tag_____IntRange__ = type { i32, i32 }
%struct.tag_____Maybe__string____ = type { %struct.string__, i8 }

@mu_____string116 = external dso_local local_unnamed_addr global %struct.string__, align 8
@top_____abandonFn__ = external dso_local thread_local local_unnamed_addr global ptr, 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 speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #1

; 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 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: nounwind uwtable
declare dso_local void @List__add__Error____(ptr noundef, ptr noundef byval(%struct.tag_____Error__) align 8) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare dso_local void @Error__at__(ptr dead_on_unwind noalias writable sret(%struct.tag_____Error__) align 8, ptr noundef, i64, ptr, i32) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare dso_local void @TypeCheckerFirstPass__redundantAttribute__(ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare dso_local zeroext i8 @TypeCheckerFirstPass__checkAttributeArgCount__(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare dso_local void @TypeCheckerFirstPass__getConstantString__(ptr dead_on_unwind noalias writable sret(%struct.tag_____Maybe__string____) align 8, ptr noundef, i32, ptr) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local void @TypeCheckerFirstPass__checkParamAsAttribute__(ptr noundef %0, ptr nocapture noundef readonly %1, ptr nocapture noundef %2, ptr noundef %3) local_unnamed_addr #3 {
  %5 = alloca %struct.tag_____Error__, align 8
  %6 = alloca %struct.tag_____Maybe__string____, align 8
  %7 = getelementptr inbounds i8, ptr %2, i64 48
  %8 = load i32, ptr %7, align 8, !tbaa !5
  %9 = and i32 %8, 1
  %.not = icmp eq i32 %9, 0
  br i1 %.not, label %11, label %10

10:                                               ; preds = %4
  tail call void @TypeCheckerFirstPass__redundantAttribute__(ptr noundef %0, ptr noundef %3)
  br label %48

11:                                               ; preds = %4
  %12 = getelementptr inbounds i8, ptr %1, i64 104
  %13 = load i32, ptr %12, align 8, !tbaa !14
  %14 = and i32 %13, 2
  %15 = icmp eq i32 %14, 0
  br i1 %15, label %16, label %26

16:                                               ; preds = %11
  %17 = getelementptr inbounds i8, ptr %0, i64 16
  %18 = load ptr, ptr %17, align 8, !tbaa !16
  %19 = load ptr, ptr %1, align 8, !tbaa !18
  %20 = getelementptr inbounds i8, ptr %3, i64 8
  %21 = load ptr, ptr %20, align 8, !tbaa !19
  %22 = getelementptr inbounds i8, ptr %21, i64 24
  %23 = load i64, ptr %22, align 8
  %24 = load ptr, ptr @mu_____string116, align 8
  %25 = load i32, ptr getelementptr inbounds (i8, ptr @mu_____string116, i64 8), align 8
  call void @Error__at__(ptr dead_on_unwind nonnull writable sret(%struct.tag_____Error__) align 8 %5, ptr noundef %19, i64 %23, ptr %24, i32 %25)
  call void @List__add__Error____(ptr noundef %18, ptr noundef nonnull byval(%struct.tag_____Error__) align 8 %5)
  %.pre = load i32, ptr %7, align 8, !tbaa !5
  br label %26

26:                                               ; preds = %16, %11
  %27 = phi i32 [ %.pre, %16 ], [ %8, %11 ]
  %28 = or i32 %27, 1
  store i32 %28, ptr %7, align 8, !tbaa !5
  %29 = call zeroext i8 @TypeCheckerFirstPass__checkAttributeArgCount__(ptr noundef %0, ptr noundef %3, i32 noundef 1)
  %.not17 = icmp eq i8 %29, 0
  br i1 %.not17, label %48, label %30

30:                                               ; preds = %26
  %31 = getelementptr inbounds i8, ptr %3, i64 24
  %32 = load ptr, ptr %31, align 8, !tbaa !21
  %33 = getelementptr inbounds i8, ptr %32, i64 8
  %34 = load i32, ptr %33, align 8, !tbaa !22
  %.not18 = icmp eq i32 %34, 0
  br i1 %.not18, label %35, label %38

35:                                               ; preds = %30
  %36 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @top_____abandonFn__)
  %37 = load ptr, ptr %36, align 8, !tbaa !24
  call void %37(i32 noundef -3) #4
  br label %38

38:                                               ; preds = %35, %30
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #4
  %39 = load ptr, ptr %32, align 8, !tbaa !25
  %40 = load i32, ptr %39, align 8
  %41 = getelementptr inbounds i8, ptr %39, i64 8
  %42 = load ptr, ptr %41, align 8
  call void @TypeCheckerFirstPass__getConstantString__(ptr dead_on_unwind nonnull writable sret(%struct.tag_____Maybe__string____) align 8 %6, ptr noundef %0, i32 %40, ptr %42)
  %43 = getelementptr inbounds i8, ptr %6, i64 16
  %44 = load i8, ptr %43, align 8, !tbaa !26
  %.not19 = icmp eq i8 %44, 0
  br i1 %.not19, label %47, label %45

45:                                               ; preds = %38
  %46 = getelementptr inbounds i8, ptr %2, i64 56
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %46, ptr noundef nonnull align 8 dereferenceable(16) %6, i64 16, i1 false), !tbaa.struct !28
  br label %47

47:                                               ; preds = %45, %38
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #4
  br label %48

48:                                               ; preds = %47, %26, %10
  ret void
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = { 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, !11, i64 48}
!6 = !{!"tag_____Param__", !7, i64 0, !10, i64 8, !7, i64 24, !12, i64 32, !11, i64 48, !13, i64 56}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"", !11, i64 0, !7, i64 8}
!11 = !{!"int", !8, i64 0}
!12 = !{!"tag_____Tag__", !7, i64 0, !7, i64 8}
!13 = !{!"", !7, i64 0, !11, i64 8}
!14 = !{!15, !11, i64 104}
!15 = !{!"tag_____FunctionDef__", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !10, i64 56, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !11, i64 104, !7, i64 112, !13, i64 120, !13, i64 136, !12, i64 152, !11, i64 168, !7, i64 176, !7, i64 184, !7, i64 192, !7, i64 200, !13, i64 208}
!16 = !{!17, !7, i64 16}
!17 = !{!"tag_____TypeCheckerContext__", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !7, i64 112, !11, i64 120, !11, i64 124, !7, i64 128, !11, i64 136, !8, i64 140}
!18 = !{!15, !7, i64 0}
!19 = !{!20, !7, i64 8}
!20 = !{!"tag_____Attribute__", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!21 = !{!20, !7, i64 24}
!22 = !{!23, !11, i64 8}
!23 = !{!"tag_____List__Node____", !7, i64 0, !11, i64 8, !11, i64 12}
!24 = !{!7, !7, i64 0}
!25 = !{!23, !7, i64 0}
!26 = !{!27, !8, i64 16}
!27 = !{!"tag_____Maybe__string____", !13, i64 0, !8, i64 16}
!28 = !{i64 0, i64 8, !24, i64 8, i64 4, !29}
!29 = !{!11, !11, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass