Stephen Adams
dfc411cb90
The return value of a closure call on `null` or bottom should be bottom. Change-Id: I4520a8d6b13575172cf5407b0fbcbaa0b6be5e63 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/162384 Commit-Queue: Stephen Adams <sra@google.com> Reviewed-by: Mayank Patke <fishythefish@google.com>
297 lines
12 KiB
Dart
297 lines
12 KiB
Dart
// Copyright (c) 2017, 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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// @dart = 2.7
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/*member: main:[null]*/
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main() {
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simpleStaticCall();
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staticCallWithPositionalArguments1();
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staticCallWithPositionalArguments2();
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staticCallWithOptionalArguments1();
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staticCallWithOptionalArguments2();
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staticCallWithOptionalArguments3();
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staticCallWithOptionalArguments4a();
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staticCallWithOptionalArguments4b();
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staticCallWithOptionalArguments5();
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staticCallWithOptionalArguments6();
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staticCallWithNamedArguments1();
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staticCallWithNamedArguments2();
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staticCallWithNamedArguments3a();
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staticCallWithNamedArguments3b();
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invokeStaticFieldUninitialized();
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invokeStaticFieldTearOff();
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invokeStaticTypedFieldTearOff();
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invokeStaticFieldTearOffParameters();
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invokeStaticGetterTearOff();
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invokeStaticTypedGetterTearOff();
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invokeStaticGenericMethod1();
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invokeStaticGenericMethod2();
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invokeStaticGenericGetter1();
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invokeStaticGenericGetter2();
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invokeStaticGenericField1();
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invokeStaticGenericField2();
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}
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////////////////////////////////////////////////////////////////////////////////
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/// Call a static method that has a constant return value.
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////////////////////////////////////////////////////////////////////////////////
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/*member: simpleStaticCall:[exact=JSUInt31]*/
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simpleStaticCall() => _returnInt();
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/*member: _returnInt:[exact=JSUInt31]*/
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_returnInt() => 0;
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////////////////////////////////////////////////////////////////////////////////
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/// Call a static method that has two positional parameters, the first argument
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/// is returned.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithPositionalArguments1:[exact=JSUInt31]*/
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staticCallWithPositionalArguments1() => _returnFirst(0, 0.5);
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/*member: _returnFirst:[exact=JSUInt31]*/
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_returnFirst(/*[exact=JSUInt31]*/ a, /*[exact=JSDouble]*/ b) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// Call a static method that has two positional parameters, the second argument
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/// is returned.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithPositionalArguments2:[exact=JSDouble]*/
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staticCallWithPositionalArguments2() => _returnSecond(0, 0.5);
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/*member: _returnSecond:[exact=JSDouble]*/
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_returnSecond(/*[exact=JSUInt31]*/ a, /*[exact=JSDouble]*/ b) => b;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter with no explicit default
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/// value. Only one call site with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments1:[null]*/
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staticCallWithOptionalArguments1() => _returnDefaultNull();
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/*member: _returnDefaultNull:[null]*/
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_returnDefaultNull([/*[null]*/ a]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter with an explicit default
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/// value of `null`. Only one call site with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments2:[null]*/
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staticCallWithOptionalArguments2() => _returnDefaultNullExplicit();
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/*member: _returnDefaultNullExplicit:[null]*/
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_returnDefaultNullExplicit([/*[null]*/ a = null]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter. Only one call site with an
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/// explicit argument.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments3:[exact=JSUInt31]*/
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staticCallWithOptionalArguments3() => _returnDefaultNullCalled(0);
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/*member: _returnDefaultNullCalled:[exact=JSUInt31]*/
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_returnDefaultNullCalled([/*[exact=JSUInt31]*/ a]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter. Two call sites, one
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/// with an explicit argument and one with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments4a:[null|exact=JSUInt31]*/
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staticCallWithOptionalArguments4a() => _returnDefaultNullCalledTwice();
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/*member: staticCallWithOptionalArguments4b:[null|exact=JSUInt31]*/
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staticCallWithOptionalArguments4b() => _returnDefaultNullCalledTwice(0);
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/*member: _returnDefaultNullCalledTwice:[null|exact=JSUInt31]*/
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_returnDefaultNullCalledTwice([/*[null|exact=JSUInt31]*/ a]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter with a default value of `0`.
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/// Only one call site with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments5:[exact=JSUInt31]*/
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staticCallWithOptionalArguments5() => _returnDefaultZero();
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/*member: _returnDefaultZero:[exact=JSUInt31]*/
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_returnDefaultZero([/*[exact=JSUInt31]*/ a = 0]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has an optional parameter with a default value of `0`.
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/// Only one call site with an argument of a different type.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithOptionalArguments6:[exact=JSDouble]*/
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staticCallWithOptionalArguments6() => _returnDefaultZeroCalled(0.5);
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/*member: _returnDefaultZeroCalled:[exact=JSDouble]*/
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_returnDefaultZeroCalled([/*[exact=JSDouble]*/ a = 0]) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has a named parameter with a default value of `0`.
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/// Only one call site with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithNamedArguments1:[exact=JSUInt31]*/
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staticCallWithNamedArguments1() => _returnNamedDefaultZero();
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/*member: _returnNamedDefaultZero:[exact=JSUInt31]*/
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_returnNamedDefaultZero({/*[exact=JSUInt31]*/ a: 0}) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has a named parameter with a default value of `0`.
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/// Only one call site with an argument of a different type.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithNamedArguments2:[exact=JSDouble]*/
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staticCallWithNamedArguments2() => _returnNamedDefaultZeroCalled(a: 0.5);
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/*member: _returnNamedDefaultZeroCalled:[exact=JSDouble]*/
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_returnNamedDefaultZeroCalled({/*[exact=JSDouble]*/ a: 0}) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// A static method that has a named parameter. Two call sites, one with an
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/// explicit argument and one with no arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: staticCallWithNamedArguments3a:[null|exact=JSDouble]*/
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staticCallWithNamedArguments3a() => _returnNamedNullCalledTwice();
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/*member: staticCallWithNamedArguments3b:[null|exact=JSDouble]*/
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staticCallWithNamedArguments3b() => _returnNamedNullCalledTwice(a: 0.5);
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/*member: _returnNamedNullCalledTwice:[null|exact=JSDouble]*/
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_returnNamedNullCalledTwice({/*[null|exact=JSDouble]*/ a}) => a;
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////////////////////////////////////////////////////////////////////////////////
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/// Call an uninitialized top level field.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _field1:[null]*/
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dynamic _field1;
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/*member: invokeStaticFieldUninitialized:[empty]*/
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invokeStaticFieldUninitialized() => _field1();
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////////////////////////////////////////////////////////////////////////////////
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/// Call a top level field initialized to a tear-off of a top level method.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method1:[exact=JSUInt31]*/
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_method1() => 42;
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/*member: _field2:[subclass=Closure]*/
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dynamic _field2 = _method1;
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/*member: invokeStaticFieldTearOff:[null|subclass=Object]*/
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invokeStaticFieldTearOff() => _field2();
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////////////////////////////////////////////////////////////////////////////////
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/// Call a top level field initialized to a tear-off of a top level method.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method5:Value([exact=JSString], value: "")*/
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String _method5() => '';
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/*member: _field5:[subclass=Closure]*/
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String Function() _field5 = _method5;
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/*member: invokeStaticTypedFieldTearOff:[null|exact=JSString]*/
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invokeStaticTypedFieldTearOff() => _field5();
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////////////////////////////////////////////////////////////////////////////////
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/// Call a top level field initialized to a tear-off of a top level method
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/// taking one argument.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method2:[exact=JSUInt31]*/
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_method2(/*[exact=JSUInt31]*/ o) => 42;
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/*member: _field3:[subclass=Closure]*/
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dynamic _field3 = _method2;
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/*member: invokeStaticFieldTearOffParameters:[null|subclass=Object]*/
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invokeStaticFieldTearOffParameters() => _field3(42);
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////////////////////////////////////////////////////////////////////////////////
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/// Call a top level getter returning a tear-off of a top level method.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method3:[exact=JSUInt31]*/
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_method3() => 42;
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/*member: _getter1:[subclass=Closure]*/
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get _getter1 => _method3;
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/*member: invokeStaticGetterTearOff:[null|subclass=Object]*/
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invokeStaticGetterTearOff() => _getter1();
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////////////////////////////////////////////////////////////////////////////////
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/// Call a typed top level getter returning a tear-off of a top level method.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method6:[exact=JSUInt31]*/
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int _method6() => 0;
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/*member: _field7:[subclass=Closure]*/
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int Function() _field7 = _method6;
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/*member: _getter3:[subclass=Closure]*/
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int Function() get _getter3 => _field7;
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/*member: invokeStaticTypedGetterTearOff:[null|subclass=JSInt]*/
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invokeStaticTypedGetterTearOff() => _getter3();
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////////////////////////////////////////////////////////////////////////////////
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/// Calls to a generic static method whose return type depend upon the type
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/// arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _method4:Union([exact=JSString], [exact=JSUInt31])*/
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T _method4<T>(T /*Union([exact=JSString], [exact=JSUInt31])*/ t) => t;
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/*member: invokeStaticGenericMethod1:[exact=JSUInt31]*/
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invokeStaticGenericMethod1() => _method4(0);
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/*member: invokeStaticGenericMethod2:[exact=JSString]*/
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invokeStaticGenericMethod2() => _method4('');
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////////////////////////////////////////////////////////////////////////////////
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/// Calls to a generic static method whose return type depend upon the type
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/// arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _getter2:[subclass=Closure]*/
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T Function<T>(T) get _getter2 => _method4;
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/*member: invokeStaticGenericGetter1:[null|subclass=JSInt]*/
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invokeStaticGenericGetter1() => _getter2(0);
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/*member: invokeStaticGenericGetter2:[null|exact=JSString]*/
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invokeStaticGenericGetter2() => _getter2('');
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////////////////////////////////////////////////////////////////////////////////
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/// Calls to a generic static method whose return type depend upon the type
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/// arguments.
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////////////////////////////////////////////////////////////////////////////////
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/*member: _field4:[subclass=Closure]*/
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T Function<T>(T) _field4 = _method4;
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/*member: invokeStaticGenericField1:[null|subclass=JSInt]*/
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invokeStaticGenericField1() => _field4(0);
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/*member: invokeStaticGenericField2:[null|exact=JSString]*/
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invokeStaticGenericField2() => _field4('');
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