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Root bindings so the delegate in FunctionBinding is not GCed.

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Austin Wise
2019-12-05 18:58:09 -08:00
parent 7d415df209
commit 1d01779b2e
1 changed files with 5 additions and 2 deletions
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7
crates/misc/dotnet/src/Instance.cs
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@@ -17,8 +17,10 @@ namespace Wasmtime
Host = host; Host = host;
Module = module; Module = module;
var bindings = host.GetImportBindings(module); //Save the bindings to root the objects.
var handles = bindings.Select(b => b.Bind(module.Store, host)).ToList(); //Otherwise the GC may collect the delegates from ExternFunction for example.
_bindings = host.GetImportBindings(module);
var handles = _bindings.Select(b => b.Bind(module.Store, host)).ToList();
unsafe unsafe
{ {
@@ -141,5 +143,6 @@ namespace Wasmtime
private Interop.wasm_extern_vec_t _externs; private Interop.wasm_extern_vec_t _externs;
private Dictionary<string, ExternFunction> _functions; private Dictionary<string, ExternFunction> _functions;
private Dictionary<string, ExternGlobal> _globals; private Dictionary<string, ExternGlobal> _globals;
private List<Bindings.Binding> _bindings;
} }
} }