mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 19:40:10 +01:00
Richard SmithandChandler Carruth
c588eadb57
Fix a bunch of cases where we use the same external name to mean multiple different things in the same test. We've historically gotten away with this, but under `--share-cpp-ast`, it becomes an error, at least if the entity is either defined in, or used from, C++ code. Assisted-by: Gemini via Antigravity (original change) and Claude Code (suggested edits in review) --------- Co-authored-by: Chandler Carruth <chandlerc@gmail.com>
516 lines
20 KiB
Plaintext
516 lines
20 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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// 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/basics/cpp_diagnostics.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/basics/cpp_diagnostics.carbon
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// ============================================================================
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// One error
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// ============================================================================
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// --- one_error.h
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#error "error1"
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// --- fail_import_cpp_file_with_one_error.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_cpp_file_with_one_error.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./one_error.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "one_error.h";
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// ============================================================================
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// Multiple errors
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// ============================================================================
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// --- multiple_errors.h
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#error "error1"
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#error "error2"
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// --- fail_import_cpp_file_with_multiple_errors.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors.h:3:2: error: "error2" [CppInteropParseError]
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// CHECK:STDERR: 3 | #error "error2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multiple_errors.h";
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// ============================================================================
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// One warning
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// ============================================================================
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// --- one_warning.h
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#warning "warning1"
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// --- import_cpp_file_with_one_warning.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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// CHECK:STDERR: import_cpp_file_with_one_warning.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./one_warning.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "one_warning.h";
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//@dump-sem-ir-end
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// ============================================================================
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// Multiple warnings
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// ============================================================================
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// --- multiple_warnings.h
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#warning "warning1"
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#warning "warning2"
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#warning "warning3"
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// --- import_cpp_file_with_multiple_warnings.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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// CHECK:STDERR: import_cpp_file_with_multiple_warnings.carbon:[[@LINE+15]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_warnings.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: import_cpp_file_with_multiple_warnings.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_warnings.h:3:2: warning: "warning2" [CppInteropParseWarning]
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// CHECK:STDERR: 3 | #warning "warning2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: import_cpp_file_with_multiple_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_warnings.h:4:2: warning: "warning3" [CppInteropParseWarning]
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// CHECK:STDERR: 4 | #warning "warning3"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multiple_warnings.h";
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//@dump-sem-ir-end
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// ============================================================================
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// One error and one warning
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// ============================================================================
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// --- one_error_and_one_warning.h
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#error "error1"
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#warning "warning1"
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// --- fail_import_cpp_file_with_one_error_and_one_warning.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_cpp_file_with_one_error_and_one_warning.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./one_error_and_one_warning.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_one_error_and_one_warning.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./one_error_and_one_warning.h:3:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 3 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "one_error_and_one_warning.h";
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// ============================================================================
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// Multiple errors and multiple warnings
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// ============================================================================
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// --- multiple_errors_and_multiple_warnings.h
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#error "error1"
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#error "error2"
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#warning "warning1"
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#warning "warning2"
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#warning "warning3"
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// --- fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon:[[@LINE+25]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors_and_multiple_warnings.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon:[[@LINE+20]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors_and_multiple_warnings.h:3:2: error: "error2" [CppInteropParseError]
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// CHECK:STDERR: 3 | #error "error2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon:[[@LINE+15]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors_and_multiple_warnings.h:4:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 4 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors_and_multiple_warnings.h:5:2: warning: "warning2" [CppInteropParseWarning]
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// CHECK:STDERR: 5 | #warning "warning2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_file_with_multiple_errors_and_multiple_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multiple_errors_and_multiple_warnings.h:6:2: warning: "warning3" [CppInteropParseWarning]
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// CHECK:STDERR: 6 | #warning "warning3"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multiple_errors_and_multiple_warnings.h";
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// ============================================================================
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// Multiple files with warnings
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// ============================================================================
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// --- multi_one_warning.h
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#warning "warning1"
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// --- multi_multiple_warnings.h
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#warning "warning1"
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#warning "warning2"
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#warning "warning3"
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// --- import_multiple_cpp_files_with_warnings.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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// CHECK:STDERR: import_multiple_cpp_files_with_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_one_warning.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multi_one_warning.h";
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// CHECK:STDERR: import_multiple_cpp_files_with_warnings.carbon:[[@LINE+15]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_warnings.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: import_multiple_cpp_files_with_warnings.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_warnings.h:3:2: warning: "warning2" [CppInteropParseWarning]
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// CHECK:STDERR: 3 | #warning "warning2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: import_multiple_cpp_files_with_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_warnings.h:4:2: warning: "warning3" [CppInteropParseWarning]
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// CHECK:STDERR: 4 | #warning "warning3"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multi_multiple_warnings.h";
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//@dump-sem-ir-end
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// ============================================================================
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// Multiple files with errors and warnings
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// ============================================================================
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// --- multi_one_error_and_one_warning.h
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#error "error1"
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#warning "warning1"
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// --- multi_multiple_errors_and_multiple_warnings.h
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#error "error1"
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#error "error2"
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#warning "warning1"
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#warning "warning2"
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#warning "warning3"
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// --- fail_import_multiple_cpp_files_with_errors_and_warnings.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_one_error_and_one_warning.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_one_error_and_one_warning.h:3:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 3 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multi_one_error_and_one_warning.h";
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+25]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_errors_and_multiple_warnings.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+20]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_errors_and_multiple_warnings.h:3:2: error: "error2" [CppInteropParseError]
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// CHECK:STDERR: 3 | #error "error2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+15]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_errors_and_multiple_warnings.h:4:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 4 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_errors_and_multiple_warnings.h:5:2: warning: "warning2" [CppInteropParseWarning]
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// CHECK:STDERR: 5 | #warning "warning2"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_multiple_cpp_files_with_errors_and_warnings.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./multi_multiple_errors_and_multiple_warnings.h:6:2: warning: "warning3" [CppInteropParseWarning]
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// CHECK:STDERR: 6 | #warning "warning3"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "multi_multiple_errors_and_multiple_warnings.h";
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// ============================================================================
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// Indirect error
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// ============================================================================
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// --- indirect_one_error.h
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#error "error1"
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// --- indirect_error.h
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#include "indirect_one_error.h"
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// --- fail_import_indirect_error.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_indirect_error.carbon:[[@LINE+6]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./indirect_error.h:2:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./indirect_one_error.h:2:2: error: "error1" [CppInteropParseError]
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// CHECK:STDERR: 2 | #error "error1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "indirect_error.h";
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// ============================================================================
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// Indirect warning
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// ============================================================================
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// --- indirect_one_warning.h
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#warning "warning1"
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// --- indirect_warning.h
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#include "indirect_one_warning.h"
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// --- import_indirect_warning.carbon
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library "[[@TEST_NAME]]";
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//@dump-sem-ir-begin
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// CHECK:STDERR: import_indirect_warning.carbon:[[@LINE+6]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./indirect_warning.h:2:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./indirect_one_warning.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "indirect_warning.h";
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//@dump-sem-ir-end
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// ============================================================================
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// Lexer error before import
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// ============================================================================
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// --- lexer_error_one_warning.h
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#warning "warning1"
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// --- fail_import_cpp_library_lexer_error.carbon
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library "[[@TEST_NAME]]";
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//!Lexer error: whitespace is required after the comment introducer.
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// TODO: Move this warning to be after the lexer error.
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// CHECK:STDERR: fail_import_cpp_library_lexer_error.carbon:[[@LINE+9]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./lexer_error_one_warning.h:2:2: warning: "warning1" [CppInteropParseWarning]
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// CHECK:STDERR: 2 | #warning "warning1"
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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// CHECK:STDERR: fail_import_cpp_library_lexer_error.carbon:[[@LINE-8]]:3: error: whitespace is required after '//' [NoWhitespaceAfterCommentIntroducer]
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// CHECK:STDERR: //!Lexer error: whitespace is required after the comment introducer.
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// CHECK:STDERR: ^
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// CHECK:STDERR:
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import Cpp library "lexer_error_one_warning.h";
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// ============================================================================
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// Diagnostic with fix-it hints
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// ============================================================================
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// --- fix_it_hints.h
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double score = 0.1
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// --- fail_import_fix_it_hints.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_import_fix_it_hints.carbon:[[@LINE+6]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./fix_it_hints.h:2:19: error: expected ';' after top level declarator [CppInteropParseError]
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// CHECK:STDERR: 2 | double score = 0.1
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// CHECK:STDERR: | ^
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// CHECK:STDERR: | ;
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// CHECK:STDERR:
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import Cpp library "fix_it_hints.h";
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fn F() {
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// CHECK:STDERR: fail_import_fix_it_hints.carbon:[[@LINE+4]]:3: error: member name `foo` not found in `Cpp` [MemberNameNotFoundInInstScope]
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// CHECK:STDERR: Cpp.foo();
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// CHECK:STDERR: ^~~~~~~
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// CHECK:STDERR:
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Cpp.foo();
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}
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// ============================================================================
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// Diagnostic with notes
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// ============================================================================
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// --- with_notes.h
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void foobar(int);
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inline void call_foobar() {
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foobar(1, 2);
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}
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// --- fail_with_notes.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_with_notes.carbon:[[@LINE+9]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./with_notes.h:5:3: error: no matching function for call to 'foobar' [CppInteropParseError]
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// CHECK:STDERR: 5 | foobar(1, 2);
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// CHECK:STDERR: | ^~~~~~
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// CHECK:STDERR: fail_with_notes.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./with_notes.h:2:6: note: candidate function not viable: requires 1 argument, but 2 were provided [CppInteropParseNote]
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// CHECK:STDERR: 2 | void foobar(int);
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// CHECK:STDERR: | ^ ~~~
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// CHECK:STDERR:
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import Cpp library "with_notes.h";
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fn F() {
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Cpp.call_foobar();
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}
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// ============================================================================
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// Context stacks
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// ============================================================================
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// --- indirect_include.h
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#define FOO BAR
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#define BAZ void f(error);
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FOO
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// --- direct_include.h
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#define BAR BAZ
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#include "indirect_include.h"
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// --- fail_use_context_stack.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_use_context_stack.carbon:[[@LINE+15]]:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./direct_include.h:4:10: in file included here [InCppInclude]
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// CHECK:STDERR: ./indirect_include.h:2:13: in expansion of macro defined here [InCppMacroExpansion]
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// CHECK:STDERR: ./direct_include.h:2:13: in expansion of macro defined here [InCppMacroExpansion]
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// CHECK:STDERR: ./indirect_include.h:3:20: in expansion of macro defined here [InCppMacroExpansion]
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// CHECK:STDERR: ./indirect_include.h:5:1: error: unknown type name 'error' [CppInteropParseError]
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// CHECK:STDERR: 5 | FOO
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// CHECK:STDERR: | ^
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// CHECK:STDERR: 2 | #define FOO BAR
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// CHECK:STDERR: | ^
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// CHECK:STDERR: 2 | #define BAR BAZ
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// CHECK:STDERR: | ^
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// CHECK:STDERR: 3 | #define BAZ void f(error);
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// CHECK:STDERR: | ^
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// CHECK:STDERR:
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import Cpp library "direct_include.h";
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// ============================================================================
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// Diagnostic location in inline code.
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// ============================================================================
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// --- fail_loc_in_inline_simple.carbon
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library "[[@TEST_NAME]]";
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// CHECK:STDERR: fail_loc_in_inline_simple.carbon:[[@LINE+4]]:9: error: use of undeclared identifier 'banana' [CppInteropParseError]
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// CHECK:STDERR: 8 | int n = banana;
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// CHECK:STDERR: | ^~~~~~
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// CHECK:STDERR:
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import Cpp inline "int n = banana;";
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// --- fail_loc_in_inline_block.carbon
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import Cpp inline '''c++
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void f(const int n) {
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// CHECK:STDERR: fail_loc_in_inline_block.carbon:[[@LINE+7]]:3: error: cannot assign to variable 'n' with const-qualified type 'const int' [CppInteropParseError]
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// CHECK:STDERR: 11 | ++n;
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// CHECK:STDERR: | ^ ~
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// CHECK:STDERR: fail_loc_in_inline_block.carbon:[[@LINE-4]]:18: note: variable 'n' declared const here [CppInteropParseNote]
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// CHECK:STDERR: 3 | void f(const int n) {
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// CHECK:STDERR: | ~~~~~~~~~~^
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// CHECK:STDERR:
|
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++n;
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}
|
|
''';
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// CHECK:STDOUT: --- import_cpp_file_with_one_warning.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 "one_warning.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: --- import_cpp_file_with_multiple_warnings.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 "multiple_warnings.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: --- import_multiple_cpp_files_with_warnings.carbon
|
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// CHECK:STDOUT:
|
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// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: %Cpp.import_cpp = import_cpp {
|
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// CHECK:STDOUT: import Cpp "multi_one_warning.h"
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// CHECK:STDOUT: import Cpp "multi_multiple_warnings.h"
|
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// CHECK:STDOUT: }
|
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// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
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// CHECK:STDOUT: --- import_indirect_warning.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: %Cpp.import_cpp = import_cpp {
|
|
// CHECK:STDOUT: import Cpp "indirect_warning.h"
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|