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

; 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.ast_t = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i8 }

@.str = external hidden unnamed_addr constant [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [71 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [13 x i8], align 1
@__func__.ast_clear = external hidden unnamed_addr constant [10 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

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

; Function Attrs: nounwind uwtable
declare dso_local void @ast_scope(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @ast_clear(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = icmp ne ptr %4, null
  br i1 %5, label %6, label %7

6:                                                ; preds = %1
  br label %8

7:                                                ; preds = %1
  call void @ponyint_assert_fail(ptr noundef @.str, ptr noundef @.str.1, i64 noundef 1374, ptr noundef @__func__.ast_clear)
  br label %8

8:                                                ; preds = %7, %6
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.ast_t, ptr %9, i32 0, i32 8
  %11 = load i8, ptr %10, align 4, !tbaa !9, !range !13, !noundef !14
  %12 = trunc i8 %11 to i1
  br i1 %12, label %14, label %13

13:                                               ; preds = %8
  br label %15

14:                                               ; preds = %8
  call void @ponyint_assert_fail(ptr noundef @.str.3, ptr noundef @.str.1, i64 noundef 1376, ptr noundef @__func__.ast_clear)
  br label %15

15:                                               ; preds = %14, %13
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.ast_t, ptr %16, i32 0, i32 1
  %18 = load ptr, ptr %17, align 8, !tbaa !15
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %25

20:                                               ; preds = %15
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.ast_t, ptr %21, i32 0, i32 1
  %23 = load ptr, ptr %22, align 8, !tbaa !15
  call void @symtab_free(ptr noundef %23)
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  call void @ast_scope(ptr noundef %24)
  br label %25

25:                                               ; preds = %20, %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.ast_t, ptr %26, i32 0, i32 4
  %28 = load ptr, ptr %27, align 8, !tbaa !16
  store ptr %28, ptr %3, align 8, !tbaa !5
  br label %29

29:                                               ; preds = %32, %25
  %30 = load ptr, ptr %3, align 8, !tbaa !5
  %31 = icmp ne ptr %30, null
  br i1 %31, label %32, label %37

32:                                               ; preds = %29
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  call void @ast_clear(ptr noundef %33)
  %34 = load ptr, ptr %3, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.ast_t, ptr %34, i32 0, i32 5
  %36 = load ptr, ptr %35, align 8, !tbaa !17
  store ptr %36, ptr %3, align 8, !tbaa !5
  br label %29, !llvm.loop !18

37:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  ret void
}

declare void @symtab_free(ptr noundef) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 }

!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 60}
!10 = !{!"ast_t", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !11, i64 56, !12, i64 60}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_Bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!15 = !{!10, !6, i64 8}
!16 = !{!10, !6, i64 32}
!17 = !{!10, !6, i64 40}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}


; 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 [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [71 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [13 x i8], align 1
@__func__.ast_clear = external hidden unnamed_addr constant [10 x i8], align 1

declare void @ponyint_assert_fail(ptr noundef, ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #0

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

; Function Attrs: nounwind uwtable
define dso_local void @ast_clear(ptr noundef %0) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %2, label %3

2:                                                ; preds = %1
  tail call void @ponyint_assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i64 noundef 1374, ptr noundef nonnull @__func__.ast_clear) #2
  br label %3

3:                                                ; preds = %1, %2
  %4 = getelementptr inbounds i8, ptr %0, i64 60
  %5 = load i8, ptr %4, align 4, !tbaa !5, !range !12, !noundef !13
  %6 = trunc nuw i8 %5 to i1
  br i1 %6, label %7, label %8

7:                                                ; preds = %3
  tail call void @ponyint_assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.1, i64 noundef 1376, ptr noundef nonnull @__func__.ast_clear) #2
  br label %8

8:                                                ; preds = %3, %7
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !14
  %.not10 = icmp eq ptr %10, null
  br i1 %.not10, label %12, label %11

11:                                               ; preds = %8
  tail call void @symtab_free(ptr noundef nonnull %10) #2
  tail call void @ast_scope(ptr noundef nonnull %0)
  br label %12

12:                                               ; preds = %11, %8
  %13 = getelementptr inbounds i8, ptr %0, i64 32
  %.012 = load ptr, ptr %13, align 8, !tbaa !15
  %.not1113 = icmp eq ptr %.012, null
  br i1 %.not1113, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %12, %.lr.ph
  %.014 = phi ptr [ %.0, %.lr.ph ], [ %.012, %12 ]
  tail call void @ast_clear(ptr noundef nonnull %.014)
  %14 = getelementptr inbounds i8, ptr %.014, i64 40
  %.0 = load ptr, ptr %14, align 8, !tbaa !15
  %.not11 = icmp eq ptr %.0, null
  br i1 %.not11, label %._crit_edge, label %.lr.ph, !llvm.loop !16

._crit_edge:                                      ; preds = %.lr.ph, %12
  ret void
}

declare void @symtab_free(ptr noundef) local_unnamed_addr #0

attributes #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 = { 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, !11, i64 60}
!6 = !{!"ast_t", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !10, i64 56, !11, i64 60}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"_Bool", !8, i64 0}
!12 = !{i8 0, i8 2}
!13 = !{}
!14 = !{!6, !7, i64 8}
!15 = !{!7, !7, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass