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Diffstat (limited to 'test/Driver/modules.cpp')
-rw-r--r-- | test/Driver/modules.cpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/test/Driver/modules.cpp b/test/Driver/modules.cpp new file mode 100644 index 0000000000..7c549c1300 --- /dev/null +++ b/test/Driver/modules.cpp @@ -0,0 +1,74 @@ +// RUN: rm -rf %t +// RUN: mkdir %t + +// Check compiling a module interface to a .pcm file. +// +// RUN: %clang -std=c++2a -x c++-module --precompile %s -o %t/module.pcm -v 2>&1 | FileCheck %s --check-prefix=CHECK-PRECOMPILE +// +// CHECK-PRECOMPILE: -cc1 {{.*}} -emit-module-interface +// CHECK-PRECOMPILE-SAME: -o {{.*}}.pcm +// CHECK-PRECOMPILE-SAME: -x c++ +// CHECK-PRECOMPILE-SAME: modules.cpp + +// Check compiling a .pcm file to a .o file. +// +// RUN: %clang -std=c++2a %t/module.pcm -S -o %t/module.pcm.o -v 2>&1 | FileCheck %s --check-prefix=CHECK-COMPILE +// +// CHECK-COMPILE: -cc1 {{.*}} {{-emit-obj|-S}} +// CHECK-COMPILE-SAME: -o {{.*}}.{{pcm.o|s}} +// CHECK-COMPILE-SAME: -x pcm +// CHECK-COMPILE-SAME: {{.*}}.pcm + +// Check use of a .pcm file in another compilation. +// +// RUN: %clang -std=c++2a -fmodule-file=%t/module.pcm -Dexport= %s -S -o %t/module.o -v 2>&1 | FileCheck %s --check-prefix=CHECK-USE +// +// CHECK-USE: -cc1 +// CHECK-USE-SAME: {{-emit-obj|-S}} +// CHECK-USE-SAME: -fmodule-file={{.*}}.pcm +// CHECK-USE-SAME: -o {{.*}}.{{o|s}}{{"?}} {{.*}}-x c++ +// CHECK-USE-SAME: modules.cpp + +// Check combining precompile and compile steps works. +// +// RUN: %clang -std=c++2a -x c++-module %s -S -o %t/module2.pcm.o -v 2>&1 | FileCheck %s --check-prefix=CHECK-PRECOMPILE --check-prefix=CHECK-COMPILE + +// Check that .cppm is treated as a module implicitly. +// +// RUN: cp %s %t/module.cppm +// RUN: %clang -std=c++2a --precompile %t/module.cppm -o %t/module.pcm -v 2>&1 | FileCheck %s --check-prefix=CHECK-PRECOMPILE + +// Check compiling a header unit to a .pcm file. +// +// RUN: echo '#define FOO BAR' > %t/foo.h +// RUN: %clang -std=c++2a --precompile -x c++-header %t/foo.h -fmodule-name=header -o %t/foo.pcm -v 2>&1 | FileCheck %s --check-prefix=CHECK-HEADER-UNIT +// +// CHECK-HEADER-UNIT: -cc1 +// CHECK-HEADER-UNIT-SAME: -emit-header-module +// CHECK-HEADER-UNIT-SAME: -fmodule-name=header +// CHECK-HEADER-UNIT-SAME: -o {{.*}}foo.pcm +// CHECK-HEADER-UNIT-SAME: -x c++-header +// CHECK-HEADER-UNIT-SAME: foo.h + +// Check use of header unit. +// +// RUN: %clang -std=c++2a -fmodule-file=%t/module.pcm -fmodule-file=%t/foo.pcm -I%t -DIMPORT -Dexport= %s -E -o - -v 2>&1 | FileCheck %s --check-prefix=CHECK-HEADER-UNIT-USE +// +// CHECK-HEADER-UNIT-USE: -cc1 +// CHECK-HEADER-UNIT-USE: -E +// CHECK-HEADER-UNIT-USE: -fmodule-file={{.*}}module.pcm +// CHECK-HEADER-UNIT-USE: -fmodule-file={{.*}}foo.pcm + +// Note, we use -Dexport= to make this a module implementation unit when building the implementation. +export module foo; + +#ifdef IMPORT +// CHECK-HEADER-UNIT-USE: FOO; +FOO; + +// CHECK-HEADER-UNIT-USE: import header.{{.*}}foo.h{{.*}}; +import "foo.h"; + +// CHECK-HEADER-UNIT-USE: BAR; +FOO; +#endif |