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Nicholas Bishop
2445ad9703
If the Carbon method takes a `ref self`, give the C++ thunk an lvalue ref-qualifier.
91 lines
1.9 KiB
Plaintext
91 lines
1.9 KiB
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
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//
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// AUTOUPDATE
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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/interop/cpp/class/export/method.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interop/cpp/class/export/method.carbon
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// --- static_method.carbon
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library "[[@TEST_NAME]]";
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import Cpp;
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class C {
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fn M();
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}
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inline Cpp '''
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void F() {
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Carbon::C::M();
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}
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''';
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// --- method_lvalue.carbon
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library "[[@TEST_NAME]]";
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import Cpp;
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class C {
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fn M[self: Self]();
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}
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inline Cpp '''
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void F() {
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Carbon::C c;
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c.M();
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}
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''';
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// --- method_rvalue.carbon
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library "[[@TEST_NAME]]";
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import Cpp;
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class C {
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fn M[self: Self]();
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}
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inline Cpp '''
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void F() {
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Carbon::C().M();
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}
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''';
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// --- ref_method_lvalue.carbon
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library "[[@TEST_NAME]]";
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import Cpp;
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class C {
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fn M[ref self: Self]();
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}
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inline Cpp '''
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void F() {
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Carbon::C c;
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c.M();
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}
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''';
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// --- fail_ref_method_rvalue.carbon
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library "[[@TEST_NAME]]";
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import Cpp;
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class C {
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fn M[ref self: Self]();
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}
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inline Cpp '''
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void F() {
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// CHECK:STDERR: fail_ref_method_rvalue.carbon:[[@LINE+7]]:3: error: 'this' argument to member function 'M' is an rvalue, but function has non-const lvalue ref-qualifier [CppInteropParseError]
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// CHECK:STDERR: 17 | Carbon::C().M();
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// CHECK:STDERR: | ^
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// CHECK:STDERR: fail_ref_method_rvalue.carbon:[[@LINE-8]]:25: note: 'M' declared here [CppInteropParseNote]
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// CHECK:STDERR: 5 | fn M[ref self: Self]();
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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Carbon::C().M();
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}
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''';
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