; 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"

%union.union_u = type { %struct.struct_s }
%struct.struct_s = type { i32, i32, ptr, ptr, [10 x double] }
%struct.hashset6 = type { ptr, i64, i64, double, i32, ptr, ptr }
%struct.hashset6_entry = type { %union.union_u, 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: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; 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 hidden ptr @hs6_impl_get_entry(ptr noundef, ptr noundef byval(%union.union_u) align 8) #3

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @hs6_remove(ptr noundef %0, ptr noundef byval(%union.union_u) align 8 %1) #3 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %union.union_u, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = call zeroext i1 @hs6_empty(ptr noundef %8)
  br i1 %9, label %10, label %13

10:                                               ; preds = %2
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.hashset6, ptr %11, i32 0, i32 4
  store i32 2, ptr %12, align 8, !tbaa !9
  store i1 false, ptr %3, align 1
  br label %35

13:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call ptr @hs6_impl_get_entry(ptr noundef %14, ptr noundef byval(%union.union_u) align 8 %1)
  store ptr %15, ptr %5, align 8, !tbaa !5
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = icmp eq ptr %16, null
  br i1 %17, label %18, label %21

18:                                               ; preds = %13
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.hashset6, ptr %19, i32 0, i32 4
  store i32 3, ptr %20, align 8, !tbaa !9
  store i1 false, ptr %3, align 1
  store i32 1, ptr %6, align 4
  br label %34

21:                                               ; preds = %13
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.hashset6_entry, ptr %22, i32 0, i32 0
  call void @llvm.memset.p0.i64(ptr align 8 %7, i8 0, i64 104, i1 false)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %23, ptr align 8 %7, i64 104, i1 false), !tbaa.struct !14
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.hashset6_entry, ptr %24, i32 0, i32 1
  store i64 0, ptr %25, align 8, !tbaa !16
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.hashset6_entry, ptr %26, i32 0, i32 2
  store i32 -1, ptr %27, align 8, !tbaa !18
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.hashset6, ptr %28, i32 0, i32 2
  %30 = load i64, ptr %29, align 8, !tbaa !19
  %31 = add i64 %30, -1
  store i64 %31, ptr %29, align 8, !tbaa !19
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.hashset6, ptr %32, i32 0, i32 4
  store i32 0, ptr %33, align 8, !tbaa !9
  store i1 true, ptr %3, align 1
  store i32 1, ptr %6, align 4
  br label %34

34:                                               ; preds = %21, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %35

35:                                               ; preds = %34, %10
  %36 = load i1, ptr %3, align 1
  ret i1 %36
}

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @hs6_empty(ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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, !13, i64 32}
!10 = !{!"hashset6", !6, i64 0, !11, i64 8, !11, i64 16, !12, i64 24, !13, i64 32, !6, i64 40, !6, i64 48}
!11 = !{!"long", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = !{i64 0, i64 104, !15}
!15 = !{!7, !7, i64 0}
!16 = !{!17, !11, i64 104}
!17 = !{!"hashset6_entry", !7, i64 0, !11, i64 104, !13, i64 112}
!18 = !{!17, !13, i64 112}
!19 = !{!10, !11, i64 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"

%union.union_u = type { %struct.struct_s }
%struct.struct_s = type { i32, i32, ptr, ptr, [10 x double] }

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

; Function Attrs: nounwind uwtable
declare hidden ptr @hs6_impl_get_entry(ptr noundef, ptr noundef byval(%union.union_u) align 8) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local noundef zeroext i1 @hs6_remove(ptr noundef %0, ptr noundef byval(%union.union_u) align 8 %1) local_unnamed_addr #1 {
  %3 = tail call zeroext i1 @hs6_empty(ptr noundef %0)
  br i1 %3, label %11, label %4

4:                                                ; preds = %2
  %5 = tail call ptr @hs6_impl_get_entry(ptr noundef %0, ptr noundef nonnull byval(%union.union_u) align 8 %1)
  %.not = icmp eq ptr %5, null
  br i1 %.not, label %11, label %6

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %5, i64 112
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(112) %5, i8 0, i64 112, i1 false)
  store i32 -1, ptr %7, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %0, i64 16
  %9 = load i64, ptr %8, align 8, !tbaa !11
  %10 = add i64 %9, -1
  store i64 %10, ptr %8, align 8, !tbaa !11
  br label %11

11:                                               ; preds = %4, %2, %6
  %.sink = phi i32 [ 0, %6 ], [ 2, %2 ], [ 3, %4 ]
  %.1 = phi i1 [ true, %6 ], [ false, %2 ], [ false, %4 ]
  %12 = getelementptr inbounds i8, ptr %0, i64 32
  store i32 %.sink, ptr %12, align 8, !tbaa !15
  ret i1 %.1
}

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @hs6_empty(ptr noundef) local_unnamed_addr #1

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

!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 112}
!6 = !{!"hashset6_entry", !7, i64 0, !9, i64 104, !10, i64 112}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!"long", !7, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !9, i64 16}
!12 = !{!"hashset6", !13, i64 0, !9, i64 8, !9, i64 16, !14, i64 24, !10, i64 32, !13, i64 40, !13, i64 48}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!"double", !7, i64 0}
!15 = !{!12, !10, i64 32}


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