; LLVM IR from brewlin/garbage-collect :: gc-python (Array)

; 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.array_t = type { ptr, i32, i64, i32 }

; Function Attrs: nounwind uwtable
define dso_local i32 @array_init(ptr noundef %0, i32 noundef %1, i64 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i64 %2, ptr %7, align 8, !tbaa !11
  %8 = load ptr, ptr %5, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.array_t, ptr %8, i32 0, i32 1
  store i32 0, ptr %9, align 8, !tbaa !13
  %10 = load i64, ptr %7, align 8, !tbaa !11
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.array_t, ptr %11, i32 0, i32 2
  store i64 %10, ptr %12, align 8, !tbaa !15
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.array_t, ptr %14, i32 0, i32 3
  store i32 %13, ptr %15, align 8, !tbaa !16
  %16 = load i32, ptr %6, align 4, !tbaa !9
  %17 = sext i32 %16 to i64
  %18 = load i64, ptr %7, align 8, !tbaa !11
  %19 = mul i64 %17, %18
  %20 = call ptr @gc_malloc(i64 noundef %19)
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.array_t, ptr %21, i32 0, i32 0
  store ptr %20, ptr %22, align 8, !tbaa !17
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.array_t, ptr %23, i32 0, i32 0
  %25 = load ptr, ptr %24, align 8, !tbaa !17
  %26 = icmp eq ptr %25, null
  br i1 %26, label %27, label %28

27:                                               ; preds = %3
  store i32 -1, ptr %4, align 4
  br label %29

28:                                               ; preds = %3
  store i32 0, ptr %4, align 4
  br label %29

29:                                               ; preds = %28, %27
  %30 = load i32, ptr %4, align 4
  ret i32 %30
}

declare ptr @gc_malloc(i64 noundef) #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" }

!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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !10, i64 8}
!14 = !{!"", !6, i64 0, !10, i64 8, !12, i64 16, !10, i64 24}
!15 = !{!14, !12, i64 16}
!16 = !{!14, !10, i64 24}
!17 = !{!14, !6, 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"

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @array_init(ptr nocapture noundef writeonly %0, i32 noundef %1, i64 noundef %2) local_unnamed_addr #0 {
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 0, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  store i64 %2, ptr %5, align 8, !tbaa !12
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  store i32 %1, ptr %6, align 8, !tbaa !13
  %7 = sext i32 %1 to i64
  %8 = mul i64 %7, %2
  %9 = tail call ptr @gc_malloc(i64 noundef %8) #2
  store ptr %9, ptr %0, align 8, !tbaa !14
  %10 = icmp eq ptr %9, null
  %. = sext i1 %10 to i32
  ret i32 %.
}

declare ptr @gc_malloc(i64 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 = !{!6, !10, i64 8}
!6 = !{!"", !7, i64 0, !10, i64 8, !11, i64 16, !10, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"long", !8, i64 0}
!12 = !{!6, !11, i64 16}
!13 = !{!6, !10, i64 24}
!14 = !{!6, !7, i64 0}


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