; LLVM IR from unitreerobotics/kinect_teleoperate :: src/extern/glfw/src/tests/gamma.ll_nk (draw_list_next)

; 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.nk_draw_command = type { i32, %struct.nk_rect, %union.nk_handle }
%struct.nk_rect = type { float, float, float, float }
%union.nk_handle = type { ptr }

@.str.2 = external hidden unnamed_addr constant [103 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.27 = external hidden unnamed_addr constant [7 x i8], align 1
@__PRETTY_FUNCTION__.nk__draw_list_next = external hidden unnamed_addr constant [136 x i8], align 1

; 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

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

; Function Attrs: nounwind uwtable
define dso_local ptr @nk__draw_list_next(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  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
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %10 = load ptr, ptr %6, align 8, !tbaa !5
  %11 = icmp ne ptr %10, null
  br i1 %11, label %12, label %13

12:                                               ; preds = %3
  br label %14

13:                                               ; preds = %3
  call void @__assert_fail(ptr noundef @.str.8, ptr noundef @.str.2, i32 noundef 9302, ptr noundef @__PRETTY_FUNCTION__.nk__draw_list_next) #4
  unreachable

14:                                               ; preds = %12
  %15 = load ptr, ptr %7, align 8, !tbaa !5
  %16 = icmp ne ptr %15, null
  br i1 %16, label %17, label %18

17:                                               ; preds = %14
  br label %19

18:                                               ; preds = %14
  call void @__assert_fail(ptr noundef @.str.27, ptr noundef @.str.2, i32 noundef 9303, ptr noundef @__PRETTY_FUNCTION__.nk__draw_list_next) #4
  unreachable

19:                                               ; preds = %17
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = icmp ne ptr %20, null
  br i1 %21, label %22, label %28

22:                                               ; preds = %19
  %23 = load ptr, ptr %6, align 8, !tbaa !5
  %24 = icmp ne ptr %23, null
  br i1 %24, label %25, label %28

25:                                               ; preds = %22
  %26 = load ptr, ptr %7, align 8, !tbaa !5
  %27 = icmp ne ptr %26, null
  br i1 %27, label %29, label %28

28:                                               ; preds = %25, %22, %19
  store ptr null, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %40

29:                                               ; preds = %25
  %30 = load ptr, ptr %7, align 8, !tbaa !5
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = call ptr @nk__draw_list_end(ptr noundef %30, ptr noundef %31)
  store ptr %32, ptr %8, align 8, !tbaa !5
  %33 = load ptr, ptr %5, align 8, !tbaa !5
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = icmp ule ptr %33, %34
  br i1 %35, label %36, label %37

36:                                               ; preds = %29
  store ptr null, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %40

37:                                               ; preds = %29
  %38 = load ptr, ptr %5, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.nk_draw_command, ptr %38, i64 -1
  store ptr %39, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %40

40:                                               ; preds = %37, %36, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  %41 = load ptr, ptr %4, align 8
  ret ptr %41
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn nounwind "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 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 #3 = { nounwind }
attributes #4 = { noreturn 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"}


; 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"

@.str.2 = external hidden unnamed_addr constant [103 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.27 = external hidden unnamed_addr constant [7 x i8], align 1
@__PRETTY_FUNCTION__.nk__draw_list_next = external hidden unnamed_addr constant [136 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @nk__draw_list_end(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local ptr @nk__draw_list_next(ptr noundef readnone %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #1 {
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %4, label %5

4:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str.8, ptr noundef nonnull @.str.2, i32 noundef 9302, ptr noundef nonnull @__PRETTY_FUNCTION__.nk__draw_list_next) #2
  unreachable

5:                                                ; preds = %3
  %.not17 = icmp eq ptr %2, null
  br i1 %.not17, label %6, label %7

6:                                                ; preds = %5
  tail call void @__assert_fail(ptr noundef nonnull @.str.27, ptr noundef nonnull @.str.2, i32 noundef 9303, ptr noundef nonnull @__PRETTY_FUNCTION__.nk__draw_list_next) #2
  unreachable

7:                                                ; preds = %5
  %.not18 = icmp eq ptr %0, null
  br i1 %.not18, label %11, label %8

8:                                                ; preds = %7
  %9 = tail call ptr @nk__draw_list_end(ptr noundef nonnull %2, ptr noundef nonnull %1)
  %.not19 = icmp ult ptr %9, %0
  %10 = getelementptr inbounds i8, ptr %0, i64 -32
  %spec.select = select i1 %.not19, ptr %10, ptr null
  br label %11

11:                                               ; preds = %8, %7
  %.0 = phi ptr [ null, %7 ], [ %spec.select, %8 ]
  ret ptr %.0
}

attributes #0 = { noreturn nounwind "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 = { 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 = { noreturn 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)"}


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