; LLVM IR from ponylang/ponyc :: src/libponyc/verify (type)

; 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"

@.str = external hidden unnamed_addr constant [25 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [75 x i8], align 1
@__func__.verify_struct = external hidden unnamed_addr constant [14 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @verify_struct(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = call i32 @ast_id(ptr noundef %8)
  %10 = icmp eq i32 %9, 75
  br i1 %10, label %11, label %12

11:                                               ; preds = %2
  br label %13

12:                                               ; preds = %2
  call void @ponyint_assert_fail(ptr noundef @.str, ptr noundef @.str.1, i64 noundef 49, ptr noundef @__func__.verify_struct)
  br label %13

13:                                               ; preds = %12, %11
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call ptr @ast_childidx(ptr noundef %14, i64 noundef 4)
  store ptr %15, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = call ptr @ast_child(ptr noundef %16)
  store ptr %17, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #3
  store i8 1, ptr %7, align 1, !tbaa !9
  br label %18

18:                                               ; preds = %32, %13
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = icmp ne ptr %19, null
  br i1 %20, label %21, label %35

21:                                               ; preds = %18
  %22 = load ptr, ptr %6, align 8, !tbaa !5
  %23 = call i32 @ast_id(ptr noundef %22)
  %24 = icmp eq i32 %23, 86
  br i1 %24, label %25, label %32

25:                                               ; preds = %21
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = load ptr, ptr %6, align 8, !tbaa !5
  %29 = call zeroext i1 @embed_struct_field_has_finaliser(ptr noundef %26, ptr noundef %27, ptr noundef %28)
  br i1 %29, label %31, label %30

30:                                               ; preds = %25
  store i8 0, ptr %7, align 1, !tbaa !9
  br label %31

31:                                               ; preds = %30, %25
  br label %32

32:                                               ; preds = %31, %21
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = call ptr @ast_sibling(ptr noundef %33)
  store ptr %34, ptr %6, align 8, !tbaa !5
  br label %18, !llvm.loop !11

35:                                               ; preds = %18
  %36 = load i8, ptr %7, align 1, !tbaa !9, !range !13, !noundef !14
  %37 = trunc i8 %36 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret i1 %37
}

declare i32 @ast_id(ptr noundef) #1

declare void @ponyint_assert_fail(ptr noundef, ptr noundef, i64 noundef, ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare ptr @ast_childidx(ptr noundef, i64 noundef) #1

declare ptr @ast_child(ptr noundef) #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i1 @embed_struct_field_has_finaliser(ptr noundef, ptr noundef, ptr noundef) #0

declare ptr @ast_sibling(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

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 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = !{!"_Bool", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{i8 0, i8 2}
!14 = !{}


; 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 = external hidden unnamed_addr constant [25 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [75 x i8], align 1
@__func__.verify_struct = external hidden unnamed_addr constant [14 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @verify_struct(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call i32 @ast_id(ptr noundef %1) #2
  %4 = icmp eq i32 %3, 75
  br i1 %4, label %6, label %5

5:                                                ; preds = %2
  tail call void @ponyint_assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i64 noundef 49, ptr noundef nonnull @__func__.verify_struct) #2
  br label %6

6:                                                ; preds = %2, %5
  %7 = tail call ptr @ast_childidx(ptr noundef %1, i64 noundef 4) #2
  %8 = tail call ptr @ast_child(ptr noundef %7) #2
  %.not10 = icmp eq ptr %8, null
  br i1 %.not10, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %6, %13
  %.012 = phi i1 [ %.1, %13 ], [ true, %6 ]
  %.0911 = phi ptr [ %14, %13 ], [ %8, %6 ]
  %9 = tail call i32 @ast_id(ptr noundef nonnull %.0911) #2
  %10 = icmp eq i32 %9, 86
  br i1 %10, label %11, label %13

11:                                               ; preds = %.lr.ph
  %12 = tail call zeroext i1 @embed_struct_field_has_finaliser(ptr noundef %0, ptr noundef nonnull %.0911, ptr noundef nonnull %.0911)
  %spec.select = select i1 %12, i1 %.012, i1 false
  br label %13

13:                                               ; preds = %11, %.lr.ph
  %.1 = phi i1 [ %.012, %.lr.ph ], [ %spec.select, %11 ]
  %14 = tail call ptr @ast_sibling(ptr noundef nonnull %.0911) #2
  %.not = icmp eq ptr %14, null
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !5

._crit_edge:                                      ; preds = %13, %6
  %.0.lcssa = phi i1 [ true, %6 ], [ %.1, %13 ]
  ret i1 %.0.lcssa
}

declare i32 @ast_id(ptr noundef) local_unnamed_addr #1

declare void @ponyint_assert_fail(ptr noundef, ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #1

declare ptr @ast_childidx(ptr noundef, i64 noundef) local_unnamed_addr #1

declare ptr @ast_child(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i1 @embed_struct_field_has_finaliser(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

declare ptr @ast_sibling(ptr noundef) local_unnamed_addr #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 = { "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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: AggressiveInstCombinePass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass