; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: Unit Test/Tests/DataStructuresTests/StacksTest/DLinkedListStackTest (testDLStackContains)

; 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 }

@.str = external hidden unnamed_addr constant [169 x i8], align 1
@ERROR_TEST = external dso_local global ptr, align 8

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

declare ptr @dlStackInitialization(ptr noundef) #2

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind
declare void @free(ptr noundef) #3

declare void @destroyDLStack(ptr noundef) #2

declare void @dlStackPush(ptr noundef, ptr noundef) #2

declare i32 @dlStackGetLength(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @testDLStackContains(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %6 = call ptr @dlStackInitialization(ptr noundef @free)
  store ptr %6, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %7 = call i32 @dlStackContains(ptr noundef null, ptr noundef null, ptr noundef null)
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.ErrorTestStruct, ptr %9, i32 0, i32 0
  %11 = load i32, ptr %10, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %8, ptr noundef @.str, i32 noundef 268, ptr noundef null, i32 noundef -83386157, i32 noundef %11)
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = call i32 @dlStackContains(ptr noundef %12, ptr noundef null, ptr noundef null)
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.ErrorTestStruct, ptr %15, i32 0, i32 0
  %17 = load i32, ptr %16, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %14, ptr noundef @.str, i32 noundef 271, ptr noundef null, i32 noundef -83384987, i32 noundef %17)
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = call i32 @dlStackContains(ptr noundef %18, ptr noundef %4, ptr noundef null)
  %20 = load ptr, ptr %2, align 8, !tbaa !5
  %21 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.ErrorTestStruct, ptr %21, i32 0, i32 0
  %23 = load i32, ptr %22, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %20, ptr noundef @.str, i32 noundef 275, ptr noundef null, i32 noundef -83384987, i32 noundef %23)
  %24 = load ptr, ptr %3, align 8, !tbaa !5
  %25 = call ptr @generateIntPointerDLST(i32 noundef 10)
  call void @dlStackPush(ptr noundef %24, ptr noundef %25)
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = call ptr @generateIntPointerDLST(i32 noundef 20)
  call void @dlStackPush(ptr noundef %26, ptr noundef %27)
  %28 = load ptr, ptr %3, align 8, !tbaa !5
  %29 = call ptr @generateIntPointerDLST(i32 noundef 30)
  call void @dlStackPush(ptr noundef %28, ptr noundef %29)
  %30 = load ptr, ptr %3, align 8, !tbaa !5
  %31 = call ptr @generateIntPointerDLST(i32 noundef 40)
  call void @dlStackPush(ptr noundef %30, ptr noundef %31)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !12
  br label %32

32:                                               ; preds = %45, %1
  %33 = load i32, ptr %5, align 4, !tbaa !12
  %34 = load ptr, ptr %3, align 8, !tbaa !5
  %35 = call i32 @dlStackGetLength(ptr noundef %34)
  %36 = icmp slt i32 %33, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %48

38:                                               ; preds = %32
  %39 = load i32, ptr %5, align 4, !tbaa !12
  %40 = add nsw i32 %39, 1
  %41 = mul nsw i32 %40, 10
  store i32 %41, ptr %4, align 4, !tbaa !12
  %42 = load ptr, ptr %2, align 8, !tbaa !5
  %43 = load ptr, ptr %3, align 8, !tbaa !5
  %44 = call i32 @dlStackContains(ptr noundef %43, ptr noundef %4, ptr noundef @compareIntPointersDLST)
  call void @CuAssertIntEquals_LineMsg(ptr noundef %42, ptr noundef @.str, i32 noundef 286, ptr noundef null, i32 noundef 1, i32 noundef %44)
  br label %45

45:                                               ; preds = %38
  %46 = load i32, ptr %5, align 4, !tbaa !12
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %5, align 4, !tbaa !12
  br label %32, !llvm.loop !13

48:                                               ; preds = %37
  store i32 100, ptr %4, align 4, !tbaa !12
  %49 = load ptr, ptr %2, align 8, !tbaa !5
  %50 = load ptr, ptr %3, align 8, !tbaa !5
  %51 = call i32 @dlStackContains(ptr noundef %50, ptr noundef %4, ptr noundef @compareIntPointersDLST)
  call void @CuAssertIntEquals_LineMsg(ptr noundef %49, ptr noundef @.str, i32 noundef 291, ptr noundef null, i32 noundef 0, i32 noundef %51)
  %52 = load ptr, ptr %3, align 8, !tbaa !5
  call void @destroyDLStack(ptr noundef %52)
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  ret void
}

declare i32 @dlStackContains(ptr noundef, ptr noundef, 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 "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"

@.str = external hidden unnamed_addr constant [169 x i8], align 1
@ERROR_TEST = external dso_local local_unnamed_addr global ptr, align 8

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

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

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

declare ptr @dlStackInitialization(ptr noundef) local_unnamed_addr #2

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) #3

declare void @destroyDLStack(ptr noundef) local_unnamed_addr #2

declare void @dlStackPush(ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @dlStackGetLength(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local void @testDLStackContains(ptr noundef %0) local_unnamed_addr #0 {
  %2 = alloca i32, align 4
  %3 = tail call ptr @dlStackInitialization(ptr noundef nonnull @free) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #4
  %4 = tail call i32 @dlStackContains(ptr noundef null, ptr noundef null, ptr noundef null) #4
  %5 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %6 = load i32, ptr %5, align 4, !tbaa !9
  tail call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 268, ptr noundef null, i32 noundef -83386157, i32 noundef %6) #4
  %7 = tail call i32 @dlStackContains(ptr noundef %3, ptr noundef null, ptr noundef null) #4
  %8 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %9 = load i32, ptr %8, align 4, !tbaa !9
  tail call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 271, ptr noundef null, i32 noundef -83384987, i32 noundef %9) #4
  %10 = call i32 @dlStackContains(ptr noundef %3, ptr noundef nonnull %2, ptr noundef null) #4
  %11 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %12 = load i32, ptr %11, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 275, ptr noundef null, i32 noundef -83384987, i32 noundef %12) #4
  %13 = call ptr @generateIntPointerDLST(i32 noundef 10)
  call void @dlStackPush(ptr noundef %3, ptr noundef %13) #4
  %14 = call ptr @generateIntPointerDLST(i32 noundef 20)
  call void @dlStackPush(ptr noundef %3, ptr noundef %14) #4
  %15 = call ptr @generateIntPointerDLST(i32 noundef 30)
  call void @dlStackPush(ptr noundef %3, ptr noundef %15) #4
  %16 = call ptr @generateIntPointerDLST(i32 noundef 40)
  call void @dlStackPush(ptr noundef %3, ptr noundef %16) #4
  %17 = call i32 @dlStackGetLength(ptr noundef %3) #4
  %18 = icmp sgt i32 %17, 0
  br i1 %18, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  store i32 100, ptr %2, align 4, !tbaa !12
  %19 = call i32 @dlStackContains(ptr noundef %3, ptr noundef nonnull %2, ptr noundef nonnull @compareIntPointersDLST) #4
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 291, ptr noundef null, i32 noundef 0, i32 noundef %19) #4
  call void @destroyDLStack(ptr noundef %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #4
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %.017 = phi i32 [ %20, %.lr.ph ], [ 0, %1 ]
  %20 = add nuw nsw i32 %.017, 1
  %21 = mul nuw nsw i32 %20, 10
  store i32 %21, ptr %2, align 4, !tbaa !12
  %22 = call i32 @dlStackContains(ptr noundef %3, ptr noundef nonnull %2, ptr noundef nonnull @compareIntPointersDLST) #4
  call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 286, ptr noundef null, i32 noundef 1, i32 noundef %22) #4
  %23 = call i32 @dlStackGetLength(ptr noundef %3) #4
  %24 = icmp slt i32 %20, %23
  br i1 %24, label %.lr.ph, label %._crit_edge, !llvm.loop !13
}

declare i32 @dlStackContains(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #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 = { mustprogress 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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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"}


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