mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-25 11:50:13 +01:00
Jon Ross-Perkins
e2bdbe8507
This shifts logic a little so that empty top-level scopes are printed less often. This affects imports mainly for now, but should be expected to affect the soon-to-be-added generated scope more significantly. Assisted-by: Google Antigravity with Gemini 3 Flash
167 lines
5.8 KiB
Plaintext
167 lines
5.8 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/none.carbon
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//
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// EXTRA-ARGS: --target=aarch64-unknown-linux
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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/cpp_namespace.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/cpp_namespace.carbon
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// --- header.h
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// --- fail_duplicate_cpp_name.carbon
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library "[[@TEST_NAME]]";
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import Cpp library "header.h";
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// CHECK:STDERR: fail_duplicate_cpp_name.carbon:[[@LINE+8]]:11: error: `namespace` introducer should be followed by a name [ExpectedDeclName]
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// CHECK:STDERR: namespace Cpp;
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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// CHECK:STDERR: fail_duplicate_cpp_name.carbon:[[@LINE+4]]:11: error: semantics TODO: `handle invalid parse trees in `check`` [SemanticsTodo]
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// CHECK:STDERR: namespace Cpp;
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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namespace Cpp;
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// --- fail_cpp_in_inner_namespace.carbon
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library "[[@TEST_NAME]]";
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import Cpp library "header.h";
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namespace N;
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// CHECK:STDERR: fail_cpp_in_inner_namespace.carbon:[[@LINE+8]]:13: error: `.` should be followed by a name [ExpectedDeclNameAfterPeriod]
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// CHECK:STDERR: namespace N.Cpp;
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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// CHECK:STDERR: fail_cpp_in_inner_namespace.carbon:[[@LINE+4]]:13: error: semantics TODO: `handle invalid parse trees in `check`` [SemanticsTodo]
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// CHECK:STDERR: namespace N.Cpp;
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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namespace N.Cpp;
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// --- alias.carbon
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library "[[@TEST_NAME]]";
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import Cpp library "header.h";
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//@dump-sem-ir-begin
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alias MyCpp = Cpp;
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//@dump-sem-ir-end
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// --- fail_add_name_to_cpp_namespace.carbon
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library "[[@TEST_NAME]]";
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import Cpp library "header.h";
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// CHECK:STDERR: fail_add_name_to_cpp_namespace.carbon:[[@LINE+8]]:7: error: `class` introducer should be followed by a name [ExpectedDeclName]
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// CHECK:STDERR: class Cpp.C {};
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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// CHECK:STDERR: fail_add_name_to_cpp_namespace.carbon:[[@LINE+4]]:7: error: semantics TODO: `handle invalid parse trees in `check`` [SemanticsTodo]
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// CHECK:STDERR: class Cpp.C {};
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// CHECK:STDERR: ^~~
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// CHECK:STDERR:
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class Cpp.C {};
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// --- api_and_impl.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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import Cpp library "header.h";
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//@dump-sem-ir-end
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// --- api_and_impl.impl.carbon
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impl library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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import Cpp library "header.h";
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//@dump-sem-ir-end
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// --- /usr/include/system_header.h
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auto system_function() -> void;
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// --- system_header.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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import Cpp library "<system_header.h>";
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//@dump-sem-ir-end
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fn F() {
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//@dump-sem-ir-begin
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Cpp.system_function();
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//@dump-sem-ir-end
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}
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// CHECK:STDOUT: --- alias.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
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// CHECK:STDOUT: import Cpp//...
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: %Cpp.ref: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
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// CHECK:STDOUT: %MyCpp: <namespace> = alias_binding MyCpp, imports.%Cpp [concrete = imports.%Cpp]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- api_and_impl.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: %Cpp.import_cpp = import_cpp {
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// CHECK:STDOUT: import Cpp "header.h"
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- api_and_impl.impl.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- system_header.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
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// CHECK:STDOUT: %system_function.cpp_overload_set.type: type = cpp_overload_set_type @system_function.cpp_overload_set [concrete]
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// CHECK:STDOUT: %system_function.cpp_overload_set.value: %system_function.cpp_overload_set.type = cpp_overload_set_value @system_function.cpp_overload_set [concrete]
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// CHECK:STDOUT: %system_function.type: type = fn_type @system_function [concrete]
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// CHECK:STDOUT: %system_function: %system_function.type = struct_value () [concrete]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
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// CHECK:STDOUT: .system_function = %system_function.cpp_overload_set.value
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// CHECK:STDOUT: import Cpp//...
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %system_function.cpp_overload_set.value: %system_function.cpp_overload_set.type = cpp_overload_set_value @system_function.cpp_overload_set [concrete = constants.%system_function.cpp_overload_set.value]
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// CHECK:STDOUT: %system_function.decl: %system_function.type = fn_decl @system_function [concrete = constants.%system_function] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: %Cpp.import_cpp = import_cpp {
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// CHECK:STDOUT: import Cpp "<system_header.h>"
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F() {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %Cpp.ref: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
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// CHECK:STDOUT: %system_function.ref: %system_function.cpp_overload_set.type = name_ref system_function, imports.%system_function.cpp_overload_set.value [concrete = constants.%system_function.cpp_overload_set.value]
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// CHECK:STDOUT: %system_function.call: init %empty_tuple.type = call imports.%system_function.decl()
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// CHECK:STDOUT: <elided>
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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