# ExpectNotAliased

> Will cause a compiler error in Burst-compiled code if a and b can alias.

## Definition

* **Type:** Method
* **Namespace:** [Unity.Burst.CompilerServices](/engine/6000.7/script-reference/unity/burst/compilerservices.md)
* **Assembly:** UnityEngine.BurstModule

## ExpectNotAliased(void\*, void\*)

Will cause a compiler error in Burst-compiled code if a and b can alias.

```csharp
public static void ExpectNotAliased(void* a, void* b)
```

### Parameters

**** (\[void\*]\(https\://learn.microsoft.com/dotnet/api/system.void)): A pointer to do aliasing checks on.**** (\[void\*]\(https\://learn.microsoft.com/dotnet/api/system.void)): A pointer to do aliasing checks on.

## ExpectNotAliased\<T, U>(T, T)

Will cause a compiler error in Burst-compiled code if a and b can alias.

```csharp
public static void ExpectNotAliased<A, B>(in A a, in B b) where A : struct where B : struct
```

### Parameters

**** (T): A reference to do aliasing checks on.**** (T): A reference to do aliasing checks on.

## ExpectNotAliased\<T>(void\*, T)

Will cause a compiler error in Burst-compiled code if a and b can alias.

```csharp
public static void ExpectNotAliased<B>(void* a, in B b) where B : struct
```

### Parameters

**** (\[void\*]\(https\://learn.microsoft.com/dotnet/api/system.void)): A pointer to do aliasing checks on.**** (T): A reference to do aliasing checks on.

## ExpectNotAliased\<T>(T, void\*)

Will cause a compiler error in Burst-compiled code if a and b can alias.

```csharp
public static void ExpectNotAliased<A>(in A a, void* b) where A : struct
```

### Parameters

**** (T): A reference to do aliasing checks on.**** (\[void\*]\(https\://learn.microsoft.com/dotnet/api/system.void)): A pointer to do aliasing checks on.