; LLVM IR from bartobri/data-structures-c :: arrays/2d-dynamic-memory-allocation (main)

; 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 [12 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local ptr @malloc2d(i32 noundef, i32 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 10, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 10, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 10, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %9 = load i32, ptr %6, align 4, !tbaa !5
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = call ptr @malloc2d(i32 noundef %9, i32 noundef %10)
  store ptr %11, ptr %8, align 8, !tbaa !9
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %34, %0
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = load i32, ptr %6, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %16, label %37

16:                                               ; preds = %12
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %30, %16
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = load i32, ptr %5, align 4, !tbaa !5
  %20 = icmp slt i32 %18, %19
  br i1 %20, label %21, label %33

21:                                               ; preds = %17
  %22 = load ptr, ptr %8, align 8, !tbaa !9
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds ptr, ptr %22, i64 %24
  %26 = load ptr, ptr %25, align 8, !tbaa !9
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds i32, ptr %26, i64 %28
  store i32 1, ptr %29, align 4, !tbaa !5
  br label %30

30:                                               ; preds = %21
  %31 = load i32, ptr %3, align 4, !tbaa !5
  %32 = add nsw i32 %31, 1
  store i32 %32, ptr %3, align 4, !tbaa !5
  br label %17, !llvm.loop !11

33:                                               ; preds = %17
  br label %34

34:                                               ; preds = %33
  %35 = load i32, ptr %2, align 4, !tbaa !5
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %2, align 4, !tbaa !5
  br label %12, !llvm.loop !13

37:                                               ; preds = %12
  %38 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  ret i32 0
}

declare i32 @printf(ptr noundef, ...) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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

; Function Attrs: nounwind uwtable
declare dso_local ptr @malloc2d(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
.preheader:
  %0 = tail call ptr @malloc2d(i32 noundef 10, i32 noundef 10)
  %1 = load ptr, ptr %0, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %1, align 4, !tbaa !9
  %2 = getelementptr inbounds i8, ptr %1, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %2, align 4, !tbaa !9
  %3 = getelementptr inbounds i8, ptr %1, i64 32
  store i32 1, ptr %3, align 4, !tbaa !9
  %4 = getelementptr inbounds i8, ptr %1, i64 36
  store i32 1, ptr %4, align 4, !tbaa !9
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %6, align 4, !tbaa !9
  %7 = getelementptr inbounds i8, ptr %6, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %7, align 4, !tbaa !9
  %8 = getelementptr inbounds i8, ptr %6, i64 32
  store i32 1, ptr %8, align 4, !tbaa !9
  %9 = getelementptr inbounds i8, ptr %6, i64 36
  store i32 1, ptr %9, align 4, !tbaa !9
  %10 = getelementptr inbounds i8, ptr %0, i64 16
  %11 = load ptr, ptr %10, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %11, align 4, !tbaa !9
  %12 = getelementptr inbounds i8, ptr %11, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %12, align 4, !tbaa !9
  %13 = getelementptr inbounds i8, ptr %11, i64 32
  store i32 1, ptr %13, align 4, !tbaa !9
  %14 = getelementptr inbounds i8, ptr %11, i64 36
  store i32 1, ptr %14, align 4, !tbaa !9
  %15 = getelementptr inbounds i8, ptr %0, i64 24
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %16, align 4, !tbaa !9
  %17 = getelementptr inbounds i8, ptr %16, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %17, align 4, !tbaa !9
  %18 = getelementptr inbounds i8, ptr %16, i64 32
  store i32 1, ptr %18, align 4, !tbaa !9
  %19 = getelementptr inbounds i8, ptr %16, i64 36
  store i32 1, ptr %19, align 4, !tbaa !9
  %20 = getelementptr inbounds i8, ptr %0, i64 32
  %21 = load ptr, ptr %20, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %21, align 4, !tbaa !9
  %22 = getelementptr inbounds i8, ptr %21, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %22, align 4, !tbaa !9
  %23 = getelementptr inbounds i8, ptr %21, i64 32
  store i32 1, ptr %23, align 4, !tbaa !9
  %24 = getelementptr inbounds i8, ptr %21, i64 36
  store i32 1, ptr %24, align 4, !tbaa !9
  %25 = getelementptr inbounds i8, ptr %0, i64 40
  %26 = load ptr, ptr %25, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %26, align 4, !tbaa !9
  %27 = getelementptr inbounds i8, ptr %26, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %27, align 4, !tbaa !9
  %28 = getelementptr inbounds i8, ptr %26, i64 32
  store i32 1, ptr %28, align 4, !tbaa !9
  %29 = getelementptr inbounds i8, ptr %26, i64 36
  store i32 1, ptr %29, align 4, !tbaa !9
  %30 = getelementptr inbounds i8, ptr %0, i64 48
  %31 = load ptr, ptr %30, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %31, align 4, !tbaa !9
  %32 = getelementptr inbounds i8, ptr %31, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %32, align 4, !tbaa !9
  %33 = getelementptr inbounds i8, ptr %31, i64 32
  store i32 1, ptr %33, align 4, !tbaa !9
  %34 = getelementptr inbounds i8, ptr %31, i64 36
  store i32 1, ptr %34, align 4, !tbaa !9
  %35 = getelementptr inbounds i8, ptr %0, i64 56
  %36 = load ptr, ptr %35, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %36, align 4, !tbaa !9
  %37 = getelementptr inbounds i8, ptr %36, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %37, align 4, !tbaa !9
  %38 = getelementptr inbounds i8, ptr %36, i64 32
  store i32 1, ptr %38, align 4, !tbaa !9
  %39 = getelementptr inbounds i8, ptr %36, i64 36
  store i32 1, ptr %39, align 4, !tbaa !9
  %40 = getelementptr inbounds i8, ptr %0, i64 64
  %41 = load ptr, ptr %40, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %41, align 4, !tbaa !9
  %42 = getelementptr inbounds i8, ptr %41, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %42, align 4, !tbaa !9
  %43 = getelementptr inbounds i8, ptr %41, i64 32
  store i32 1, ptr %43, align 4, !tbaa !9
  %44 = getelementptr inbounds i8, ptr %41, i64 36
  store i32 1, ptr %44, align 4, !tbaa !9
  %45 = getelementptr inbounds i8, ptr %0, i64 72
  %46 = load ptr, ptr %45, align 8, !tbaa !5
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %46, align 4, !tbaa !9
  %47 = getelementptr inbounds i8, ptr %46, i64 16
  store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %47, align 4, !tbaa !9
  %48 = getelementptr inbounds i8, ptr %46, i64 32
  store i32 1, ptr %48, align 4, !tbaa !9
  %49 = getelementptr inbounds i8, ptr %46, i64 36
  store i32 1, ptr %49, align 4, !tbaa !9
  %50 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) 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 = { nofree 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" }

!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}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass,TailCallElimPass