llvm-project/clang/test/CXX/module/basic/basic.link/module-declaration.cpp
Chuanqi Xu d54888a3eb [Modules] Refactor modules-ts tests to use standard c++ modules
We're going to remove the support for modules-ts. But there are a lot of
tests which uses -fmodules-ts. We shouldn't remove them simply. This
patch refactor these tests to use standard c++ modules.
2023-02-16 14:05:16 +08:00

58 lines
2.3 KiB
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// Tests for module-declaration syntax.
//
// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: split-file %s %t
//
// RUN: %clang_cc1 -std=c++20 -emit-module-interface %t/x.cppm -o %t/x.pcm
// RUN: %clang_cc1 -std=c++20 -emit-module-interface -fmodule-file=%t/x.pcm %t/x.y.cppm -o %t/x.y.pcm
//
// Module implementation for unknown and known module. (The former is ill-formed.)
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify -x c++ %t/M.cpp \
// RUN: -DTEST=1 -DEXPORT= -DMODULE_NAME=z
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify -x c++ %t/M.cpp \
// RUN: -DTEST=2 -DEXPORT= -DMODULE_NAME=x
//
// Module interface for unknown and known module. (The latter is ill-formed due to
// redefinition.)
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=3 -DEXPORT=export -DMODULE_NAME=z
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=4 -DEXPORT=export -DMODULE_NAME=x
//
// Miscellaneous syntax.
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=7 -DEXPORT=export -DMODULE_NAME='z elderberry'
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=8 -DEXPORT=export -DMODULE_NAME='z [[]]'
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=9 -DEXPORT=export -DMODULE_NAME='z [[fancy]]'
// RUN: %clang_cc1 -std=c++20 -I%t -fmodule-file=%t/x.y.pcm -verify %t/M.cpp \
// RUN: -DTEST=10 -DEXPORT=export -DMODULE_NAME='z [[maybe_unused]]'
//--- x.cppm
export module x;
int a, b;
//--- x.y.cppm
export module x.y;
int c;
//--- M.cpp
EXPORT module MODULE_NAME;
#if TEST == 4
// expected-error@-2 {{redefinition of module 'x'}}
// expected-note-re@* {{loaded from '{{.*[/\\]}}x.pcm'}}
#elif TEST == 7
// expected-error@-5 {{expected ';'}} expected-error@-5 {{a type specifier is required}}
#elif TEST == 9
// expected-warning@-7 {{unknown attribute 'fancy' ignored}}
#elif TEST == 10
// expected-error-re@-9 {{'maybe_unused' attribute cannot be applied to a module{{$}}}}
#elif TEST == 1
// expected-error@-11 {{module 'z' not found}}
#else
// expected-no-diagnostics
#endif