; 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.treemap0 = type { ptr, i64, i32, ptr, ptr, ptr }
%struct.treemap0_node = type { ptr, ptr, i8, ptr, 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: nounwind uwtable
declare dso_local zeroext i1 @tm0_empty(ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @tm0_max(ptr noundef %0, ptr noundef %1, ptr noundef %2) #1 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, 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
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = call zeroext i1 @tm0_empty(ptr noundef %9)
  br i1 %10, label %11, label %14

11:                                               ; preds = %3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.treemap0, ptr %12, i32 0, i32 2
  store i32 2, ptr %13, align 8, !tbaa !9
  store i1 false, ptr %4, align 1
  br label %46

14:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #2
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.treemap0, ptr %15, i32 0, i32 0
  %17 = load ptr, ptr %16, align 8, !tbaa !13
  store ptr %17, ptr %8, align 8, !tbaa !5
  br label %18

18:                                               ; preds = %23, %14
  %19 = load ptr, ptr %8, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.treemap0_node, ptr %19, i32 0, i32 3
  %21 = load ptr, ptr %20, align 8, !tbaa !14
  %22 = icmp ne ptr %21, null
  br i1 %22, label %23, label %27

23:                                               ; preds = %18
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.treemap0_node, ptr %24, i32 0, i32 3
  %26 = load ptr, ptr %25, align 8, !tbaa !14
  store ptr %26, ptr %8, align 8, !tbaa !5
  br label %18, !llvm.loop !16

27:                                               ; preds = %18
  %28 = load ptr, ptr %6, align 8, !tbaa !5
  %29 = icmp ne ptr %28, null
  br i1 %29, label %30, label %35

30:                                               ; preds = %27
  %31 = load ptr, ptr %8, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.treemap0_node, ptr %31, i32 0, i32 0
  %33 = load ptr, ptr %32, align 8, !tbaa !18
  %34 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %33, ptr %34, align 8, !tbaa !5
  br label %35

35:                                               ; preds = %30, %27
  %36 = load ptr, ptr %7, align 8, !tbaa !5
  %37 = icmp ne ptr %36, null
  br i1 %37, label %38, label %43

38:                                               ; preds = %35
  %39 = load ptr, ptr %8, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.treemap0_node, ptr %39, i32 0, i32 1
  %41 = load ptr, ptr %40, align 8, !tbaa !19
  %42 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %41, ptr %42, align 8, !tbaa !5
  br label %43

43:                                               ; preds = %38, %35
  %44 = load ptr, ptr %5, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.treemap0, ptr %44, i32 0, i32 2
  store i32 0, ptr %45, align 8, !tbaa !9
  store i1 true, ptr %4, align 1
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #2
  br label %46

46:                                               ; preds = %43, %11
  %47 = load i1, ptr %4, align 1
  ret i1 %47
}

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, !12, i64 16}
!10 = !{!"treemap0", !6, i64 0, !11, i64 8, !12, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!11 = !{!"long", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!10, !6, i64 0}
!14 = !{!15, !6, i64 24}
!15 = !{!"treemap0_node", !6, i64 0, !6, i64 8, !7, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = !{!15, !6, i64 0}
!19 = !{!15, !6, i64 8}


; 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 dso_local zeroext i1 @tm0_empty(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef zeroext i1 @tm0_max(ptr noundef %0, ptr noundef writeonly %1, ptr noundef writeonly %2) local_unnamed_addr #0 {
  %4 = tail call zeroext i1 @tm0_empty(ptr noundef %0)
  br i1 %4, label %17, label %5

5:                                                ; preds = %3
  %6 = load ptr, ptr %0, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %7, %5
  %.0 = phi ptr [ %6, %5 ], [ %9, %7 ]
  %8 = getelementptr inbounds i8, ptr %.0, i64 24
  %9 = load ptr, ptr %8, align 8, !tbaa !12
  %.not = icmp eq ptr %9, null
  br i1 %.not, label %10, label %7, !llvm.loop !14

10:                                               ; preds = %7
  %.not17 = icmp eq ptr %1, null
  br i1 %.not17, label %13, label %11

11:                                               ; preds = %10
  %12 = load ptr, ptr %.0, align 8, !tbaa !16
  store ptr %12, ptr %1, align 8, !tbaa !17
  br label %13

13:                                               ; preds = %11, %10
  %.not18 = icmp eq ptr %2, null
  br i1 %.not18, label %17, label %14

14:                                               ; preds = %13
  %15 = getelementptr inbounds i8, ptr %.0, i64 8
  %16 = load ptr, ptr %15, align 8, !tbaa !18
  store ptr %16, ptr %2, align 8, !tbaa !17
  br label %17

17:                                               ; preds = %13, %14, %3
  %.sink = phi i32 [ 2, %3 ], [ 0, %14 ], [ 0, %13 ]
  %18 = getelementptr inbounds i8, ptr %0, i64 16
  store i32 %.sink, ptr %18, align 8, !tbaa !19
  %.013 = xor i1 %4, true
  ret i1 %.013
}

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" }

!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, !7, i64 0}
!6 = !{!"treemap0", !7, i64 0, !10, i64 8, !11, i64 16, !7, 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 = !{!13, !7, i64 24}
!13 = !{!"treemap0_node", !7, i64 0, !7, i64 8, !8, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{!13, !7, i64 0}
!17 = !{!7, !7, i64 0}
!18 = !{!13, !7, i64 8}
!19 = !{!6, !11, i64 16}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass