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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
39 lines
927 B
Dart
39 lines
927 B
Dart
// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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//
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// SharedObjects=ffi_test_functions
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//
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// VMOptions=--optimization-counter-threshold=5
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// @dart = 2.9
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import 'dart:ffi';
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import 'dylib_utils.dart';
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class MyStruct extends Struct {
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@Int8()
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int a;
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}
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typedef _c_pass_struct = Int32 Function(Pointer<MyStruct> arg0);
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typedef _dart_pass_struct = int Function(Pointer<MyStruct> arg0);
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int pass_struct(Pointer<MyStruct> arg0) {
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_pass_struct ??= ffiTestFunctions
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.lookupFunction<_c_pass_struct, _dart_pass_struct>('PassStruct');
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return _pass_struct(arg0);
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}
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_dart_pass_struct _pass_struct;
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final ffiTestFunctions = dlopenPlatformSpecific("ffi_test_functions");
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void main() {
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for (int i = 0; i < 10000; i++) {
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pass_struct(nullptr);
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}
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}
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