; 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.linkedlist6 = type { ptr, ptr, i64, i32, ptr, ptr }
%struct.linkedlist6_node = type { %union.union_u, ptr, ptr }

; 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 dso_local zeroext i1 @ll6_empty(ptr noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local ptr @ll6_impl_get_node(ptr noundef, i64 noundef) #3

; Function Attrs: nounwind uwtable
define dso_local void @ll6_get(ptr dead_on_unwind noalias writable sret(%union.union_u) align 8 %0, ptr noundef %1, i64 noundef %2) #3 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %1, ptr %4, align 8, !tbaa !5
  store i64 %2, ptr %5, align 8, !tbaa !9
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = call zeroext i1 @ll6_empty(ptr noundef %8)
  br i1 %9, label %10, label %13

10:                                               ; preds = %3
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.linkedlist6, ptr %11, i32 0, i32 3
  store i32 2, ptr %12, align 8, !tbaa !11
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 104, i1 false)
  br label %33

13:                                               ; preds = %3
  %14 = load i64, ptr %5, align 8, !tbaa !9
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.linkedlist6, ptr %15, i32 0, i32 2
  %17 = load i64, ptr %16, align 8, !tbaa !14
  %18 = icmp uge i64 %14, %17
  br i1 %18, label %19, label %22

19:                                               ; preds = %13
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.linkedlist6, ptr %20, i32 0, i32 3
  store i32 5, ptr %21, align 8, !tbaa !11
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 104, i1 false)
  br label %33

22:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = load i64, ptr %5, align 8, !tbaa !9
  %25 = call ptr @ll6_impl_get_node(ptr noundef %23, i64 noundef %24)
  store ptr %25, ptr %6, align 8, !tbaa !5
  %26 = load ptr, ptr %6, align 8, !tbaa !5
  %27 = icmp eq ptr %26, null
  br i1 %27, label %28, label %29

28:                                               ; preds = %22
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 104, i1 false)
  store i32 1, ptr %7, align 4
  br label %32

29:                                               ; preds = %22
  %30 = load ptr, ptr %6, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.linkedlist6_node, ptr %30, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %0, ptr align 8 %31, i64 104, i1 false), !tbaa.struct !15
  store i32 1, ptr %7, align 4
  br label %32

32:                                               ; preds = %29, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %33

33:                                               ; preds = %32, %19, %10
  ret void
}

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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !13, i64 24}
!12 = !{!"linkedlist6", !6, i64 0, !6, i64 8, !10, i64 16, !13, i64 24, !6, i64 32, !6, i64 40}
!13 = !{!"int", !7, i64 0}
!14 = !{!12, !10, i64 16}
!15 = !{i64 0, i64 104, !16}
!16 = !{!7, !7, i64 0}


; 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: 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) #1

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @ll6_empty(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local ptr @ll6_impl_get_node(ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local void @ll6_get(ptr dead_on_unwind noalias nocapture writable writeonly sret(%union.union_u) align 8 %0, ptr noundef %1, i64 noundef %2) local_unnamed_addr #2 {
  %4 = tail call zeroext i1 @ll6_empty(ptr noundef %1)
  br i1 %4, label %5, label %7

5:                                                ; preds = %3
  %6 = getelementptr inbounds i8, ptr %1, i64 24
  store i32 2, ptr %6, align 8, !tbaa !5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %0, i8 0, i64 104, i1 false)
  br label %17

7:                                                ; preds = %3
  %8 = getelementptr inbounds i8, ptr %1, i64 16
  %9 = load i64, ptr %8, align 8, !tbaa !12
  %.not = icmp ugt i64 %9, %2
  br i1 %.not, label %12, label %10

10:                                               ; preds = %7
  %11 = getelementptr inbounds i8, ptr %1, i64 24
  store i32 5, ptr %11, align 8, !tbaa !5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %0, i8 0, i64 104, i1 false)
  br label %17

12:                                               ; preds = %7
  %13 = tail call ptr @ll6_impl_get_node(ptr noundef nonnull %1, i64 noundef %2)
  %14 = icmp eq ptr %13, null
  br i1 %14, label %15, label %16

15:                                               ; preds = %12
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %0, i8 0, i64 104, i1 false)
  br label %17

16:                                               ; preds = %12
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %0, ptr noundef nonnull align 8 dereferenceable(104) %13, i64 104, i1 false), !tbaa.struct !13
  br label %17

17:                                               ; preds = %15, %16, %10, %5
  ret void
}

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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, !11, i64 24}
!6 = !{!"linkedlist6", !7, i64 0, !7, i64 8, !10, i64 16, !11, i64 24, !7, i64 32, !7, i64 40}
!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, !10, i64 16}
!13 = !{i64 0, i64 104, !14}
!14 = !{!8, !8, i64 0}


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