; LLVM IR from LeoVen/C-Macro-Collections :: tests (types)

; 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.hashmultiset0 = type { ptr, i64, i64, i64, double, i32, ptr, ptr }
%struct.hashmultiset0_entry = type { ptr, i64, i64, i32 }

; 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: nounwind uwtable
declare hidden ptr @hms0_impl_get_entry(ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @hms0_empty(ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local i64 @hms0_remove_all(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = call zeroext i1 @hms0_empty(ptr noundef %10)
  br i1 %11, label %12, label %15

12:                                               ; preds = %2
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.hashmultiset0, ptr %13, i32 0, i32 5
  store i32 2, ptr %14, align 8, !tbaa !9
  store i64 0, ptr %3, align 8
  br label %50

15:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = call ptr @hms0_impl_get_entry(ptr noundef %16, ptr noundef %17)
  store ptr %18, ptr %6, align 8, !tbaa !5
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = icmp ne ptr %19, null
  br i1 %20, label %24, label %21

21:                                               ; preds = %15
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.hashmultiset0, ptr %22, i32 0, i32 5
  store i32 3, ptr %23, align 8, !tbaa !9
  store i64 0, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %49

24:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #2
  %25 = load ptr, ptr %6, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.hashmultiset0_entry, ptr %25, i32 0, i32 1
  %27 = load i64, ptr %26, align 8, !tbaa !14
  store i64 %27, ptr %8, align 8, !tbaa !16
  store ptr null, ptr %9, align 8, !tbaa !5
  %28 = load ptr, ptr %9, align 8, !tbaa !5
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.hashmultiset0_entry, ptr %29, i32 0, i32 0
  store ptr %28, ptr %30, align 8, !tbaa !17
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.hashmultiset0_entry, ptr %31, i32 0, i32 1
  store i64 0, ptr %32, align 8, !tbaa !14
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.hashmultiset0_entry, ptr %33, i32 0, i32 2
  store i64 0, ptr %34, align 8, !tbaa !18
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = getelementptr inbounds %struct.hashmultiset0_entry, ptr %35, i32 0, i32 3
  store i32 -1, ptr %36, align 8, !tbaa !19
  %37 = load ptr, ptr %4, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.hashmultiset0, ptr %37, i32 0, i32 2
  %39 = load i64, ptr %38, align 8, !tbaa !20
  %40 = add i64 %39, -1
  store i64 %40, ptr %38, align 8, !tbaa !20
  %41 = load i64, ptr %8, align 8, !tbaa !16
  %42 = load ptr, ptr %4, align 8, !tbaa !5
  %43 = getelementptr inbounds %struct.hashmultiset0, ptr %42, i32 0, i32 3
  %44 = load i64, ptr %43, align 8, !tbaa !21
  %45 = sub i64 %44, %41
  store i64 %45, ptr %43, align 8, !tbaa !21
  %46 = load ptr, ptr %4, align 8, !tbaa !5
  %47 = getelementptr inbounds %struct.hashmultiset0, ptr %46, i32 0, i32 5
  store i32 0, ptr %47, align 8, !tbaa !9
  %48 = load i64, ptr %8, align 8, !tbaa !16
  store i64 %48, ptr %3, align 8
  store i32 1, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #2
  br label %49

49:                                               ; preds = %24, %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  br label %50

50:                                               ; preds = %49, %12
  %51 = load i64, ptr %3, align 8
  ret i64 %51
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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, !13, i64 40}
!10 = !{!"hashmultiset0", !6, i64 0, !11, i64 8, !11, i64 16, !11, i64 24, !12, i64 32, !13, i64 40, !6, i64 48, !6, i64 56}
!11 = !{!"long", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = !{!15, !11, i64 8}
!15 = !{!"hashmultiset0_entry", !6, i64 0, !11, i64 8, !11, i64 16, !13, i64 24}
!16 = !{!11, !11, i64 0}
!17 = !{!15, !6, i64 0}
!18 = !{!15, !11, i64 16}
!19 = !{!15, !13, i64 24}
!20 = !{!10, !11, i64 16}
!21 = !{!10, !11, i64 24}


; 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"

; Function Attrs: nounwind uwtable
declare hidden ptr @hms0_impl_get_entry(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @hms0_empty(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i64 @hms0_remove_all(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call zeroext i1 @hms0_empty(ptr noundef %0)
  br i1 %3, label %16, label %4

4:                                                ; preds = %2
  %5 = tail call ptr @hms0_impl_get_entry(ptr noundef %0, ptr noundef %1)
  %.not = icmp eq ptr %5, null
  br i1 %.not, label %16, label %6

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %5, i64 8
  %8 = load i64, ptr %7, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %5, i64 24
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %5, i8 0, i64 24, i1 false)
  store i32 -1, ptr %9, align 8, !tbaa !12
  %10 = getelementptr inbounds i8, ptr %0, i64 16
  %11 = load i64, ptr %10, align 8, !tbaa !13
  %12 = add i64 %11, -1
  store i64 %12, ptr %10, align 8, !tbaa !13
  %13 = getelementptr inbounds i8, ptr %0, i64 24
  %14 = load i64, ptr %13, align 8, !tbaa !16
  %15 = sub i64 %14, %8
  store i64 %15, ptr %13, align 8, !tbaa !16
  br label %16

16:                                               ; preds = %4, %2, %6
  %.sink = phi i32 [ 0, %6 ], [ 2, %2 ], [ 3, %4 ]
  %.1 = phi i64 [ %8, %6 ], [ 0, %2 ], [ 0, %4 ]
  %17 = getelementptr inbounds i8, ptr %0, i64 40
  store i32 %.sink, ptr %17, align 8, !tbaa !17
  ret i64 %.1
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { 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 #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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, !10, i64 8}
!6 = !{!"hashmultiset0_entry", !7, i64 0, !10, i64 8, !10, i64 16, !11, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!6, !11, i64 24}
!13 = !{!14, !10, i64 16}
!14 = !{!"hashmultiset0", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !15, i64 32, !11, i64 40, !7, i64 48, !7, i64 56}
!15 = !{!"double", !8, i64 0}
!16 = !{!14, !10, i64 24}
!17 = !{!14, !11, i64 40}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass