; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: Unit Test/Tests/AlgorithmsTests/ArraysAlgTest (ArraysAlgTest)

; 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.ErrorTestStruct = type { i32 }

@__const.testArrayReverse.arr = external hidden unnamed_addr constant [10 x i32], align 16
@.str = external hidden unnamed_addr constant [140 x i8], align 1
@ERROR_TEST = external dso_local global ptr, align 8

; Function Attrs: nounwind uwtable
define dso_local void @testArrayReverse(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca [10 x i32], align 16
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 40, ptr %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %3, ptr align 16 @__const.testArrayReverse.arr, i64 40, i1 false)
  call void @reverseArray(ptr noundef null, i32 noundef 0, i32 noundef 0)
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.ErrorTestStruct, ptr %6, i32 0, i32 0
  %8 = load i32, ptr %7, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %5, ptr noundef @.str, i32 noundef 14, ptr noundef null, i32 noundef -83386157, i32 noundef %8)
  %9 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 0
  call void @reverseArray(ptr noundef %9, i32 noundef -1, i32 noundef 0)
  %10 = load ptr, ptr %2, align 8, !tbaa !5
  %11 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.ErrorTestStruct, ptr %11, i32 0, i32 0
  %13 = load i32, ptr %12, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %10, ptr noundef @.str, i32 noundef 17, ptr noundef null, i32 noundef -83384987, i32 noundef %13)
  %14 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 0
  call void @reverseArray(ptr noundef %14, i32 noundef 0, i32 noundef 0)
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.ErrorTestStruct, ptr %16, i32 0, i32 0
  %18 = load i32, ptr %17, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %15, ptr noundef @.str, i32 noundef 20, ptr noundef null, i32 noundef -83384987, i32 noundef %18)
  %19 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 0
  call void @reverseArray(ptr noundef %19, i32 noundef 10, i32 noundef 4)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store i32 10, ptr %4, align 4, !tbaa !12
  br label %20

20:                                               ; preds = %32, %1
  %21 = load i32, ptr %4, align 4, !tbaa !12
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %24, label %23

23:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %35

24:                                               ; preds = %20
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = load i32, ptr %4, align 4, !tbaa !12
  %27 = load i32, ptr %4, align 4, !tbaa !12
  %28 = sub nsw i32 10, %27
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %25, ptr noundef @.str, i32 noundef 24, ptr noundef null, i32 noundef %26, i32 noundef %31)
  br label %32

32:                                               ; preds = %24
  %33 = load i32, ptr %4, align 4, !tbaa !12
  %34 = add nsw i32 %33, -1
  store i32 %34, ptr %4, align 4, !tbaa !12
  br label %20, !llvm.loop !13

35:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #4
  ret void
}

; 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

declare void @reverseArray(ptr noundef, i32 noundef, i32 noundef) #3

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { 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, !11, i64 0}
!10 = !{!"ErrorTestStruct", !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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"

@__const.testArrayReverse.arr = external hidden unnamed_addr constant [10 x i32], align 16
@.str = external hidden unnamed_addr constant [140 x i8], align 1
@ERROR_TEST = external dso_local local_unnamed_addr global ptr, align 8

; Function Attrs: nounwind uwtable
define dso_local void @testArrayReverse(ptr noundef %0) local_unnamed_addr #0 {
  %2 = alloca [10 x i32], align 16
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(40) %2, ptr noundef nonnull align 16 dereferenceable(40) @__const.testArrayReverse.arr, i64 40, i1 false)
  tail call void @reverseArray(ptr noundef null, i32 noundef 0, i32 noundef 0) #4
  %3 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %4 = load i32, ptr %3, align 4, !tbaa !9
  tail call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 14, ptr noundef null, i32 noundef -83386157, i32 noundef %4) #4
  call void @reverseArray(ptr noundef nonnull %2, i32 noundef -1, i32 noundef 0) #4
  %5 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %6 = load i32, ptr %5, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 17, ptr noundef null, i32 noundef -83384987, i32 noundef %6) #4
  call void @reverseArray(ptr noundef nonnull %2, i32 noundef 0, i32 noundef 0) #4
  %7 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %8 = load i32, ptr %7, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 20, ptr noundef null, i32 noundef -83384987, i32 noundef %8) #4
  call void @reverseArray(ptr noundef nonnull %2, i32 noundef 10, i32 noundef 4) #4
  %9 = load i32, ptr %2, align 16, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 10, i32 noundef %9) #4
  %10 = getelementptr inbounds i8, ptr %2, i64 4
  %11 = load i32, ptr %10, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 9, i32 noundef %11) #4
  %12 = getelementptr inbounds i8, ptr %2, i64 8
  %13 = load i32, ptr %12, align 8, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 8, i32 noundef %13) #4
  %14 = getelementptr inbounds i8, ptr %2, i64 12
  %15 = load i32, ptr %14, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 7, i32 noundef %15) #4
  %16 = getelementptr inbounds i8, ptr %2, i64 16
  %17 = load i32, ptr %16, align 16, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 6, i32 noundef %17) #4
  %18 = getelementptr inbounds i8, ptr %2, i64 20
  %19 = load i32, ptr %18, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 5, i32 noundef %19) #4
  %20 = getelementptr inbounds i8, ptr %2, i64 24
  %21 = load i32, ptr %20, align 8, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 4, i32 noundef %21) #4
  %22 = getelementptr inbounds i8, ptr %2, i64 28
  %23 = load i32, ptr %22, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 3, i32 noundef %23) #4
  %24 = getelementptr inbounds i8, ptr %2, i64 32
  %25 = load i32, ptr %24, align 16, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 2, i32 noundef %25) #4
  %26 = getelementptr inbounds i8, ptr %2, i64 36
  %27 = load i32, ptr %26, align 4, !tbaa !12
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 24, ptr noundef null, i32 noundef 1, i32 noundef %27) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %2) #4
  ret void
}

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

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

declare void @reverseArray(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #3

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { 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, !11, i64 0}
!10 = !{!"ErrorTestStruct", !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = !{!11, !11, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass