---
title: GC
---

## Values

Functions and constants included in the GC module.

### GC.**malloc**

```grain
malloc: (size: WasmI32) => WasmI32
```

### GC.**free**

```grain
free: (userPtr: WasmI32) => Void
```

### GC.**incRef**

```grain
incRef: (userPtr: WasmI32) => WasmI32
```

### GC.**decRef**

```grain
decRef: (userPtr: WasmI32) => WasmI32
```