1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
macro(pythonize_bool var)
if (${var})
set(${var} True)
else()
set(${var} False)
endif()
endmacro()
set(LIBCXX_LIT_VARIANT "libcxx" CACHE STRING
"Configuration variant to use for LIT.")
set(LIBCXX_TEST_LINKER_FLAGS "" CACHE STRING
"Additonal linker flags to pass when compiling the tests")
set(LIBCXX_TEST_COMPILER_FLAGS "" CACHE STRING
"Additonal linker flags to pass when compiling the tests")
# The tests shouldn't link to any ABI library when it has been linked into
# libc++ statically or via a linker script.
if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY OR LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
set(LIBCXX_CXXABI_FOR_TESTS "none")
else()
set(LIBCXX_CXXABI_FOR_TESTS "${LIBCXX_CXX_ABI}")
endif()
# The tests shouldn't link to libunwind if we have a linker script which
# already does so.
if (LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
set(LIBCXXABI_USE_LLVM_UNWINDER OFF)
endif()
# TODO: Clients using those options should switch to from-scratch Lit configuration files.
option(LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI
"Whether the libc++ tests should link with the shared libc++abi library"
${LIBCXXABI_ENABLE_SHARED})
option(LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX
"Whether the libc++ tests should link with the shared libc++ library"
${LIBCXX_ENABLE_SHARED})
if(DEFINED LIBCXXABI_ENABLE_SHARED
AND LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI
AND NOT LIBCXXABI_ENABLE_SHARED)
message(FATAL_ERROR "LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI being ON requires LIBCXXABI_ENABLE_SHARED to be ON")
endif()
if(DEFINED LIBCXXABI_ENABLE_STATIC
AND NOT LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI
AND NOT LIBCXXABI_ENABLE_STATIC)
message(FATAL_ERROR "LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI being OFF requires LIBCXXABI_ENABLE_STATIC to be ON")
endif()
if(LIBCXX_INCLUDE_TESTS AND LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX AND NOT LIBCXX_ENABLE_SHARED)
message(FATAL_ERROR "LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX being ON requires LIBCXX_ENABLE_SHARED to be ON")
endif()
if(LIBCXX_INCLUDE_TESTS AND NOT LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX AND NOT LIBCXX_ENABLE_STATIC)
message(FATAL_ERROR "LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX being OFF requires LIBCXX_ENABLE_STATIC to be ON")
endif()
pythonize_bool(LIBCXX_ENABLE_SHARED)
pythonize_bool(LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXX)
pythonize_bool(LIBCXX_LINK_TESTS_WITH_SHARED_LIBCXXABI)
pythonize_bool(LIBCXX_ENABLE_FILESYSTEM)
pythonize_bool(LIBCXX_GENERATE_COVERAGE)
pythonize_bool(LIBCXXABI_ENABLE_SHARED)
pythonize_bool(LIBCXXABI_USE_LLVM_UNWINDER)
pythonize_bool(LIBCXX_USE_COMPILER_RT)
pythonize_bool(LIBCXX_HAS_ATOMIC_LIB)
pythonize_bool(LIBCXX_HAVE_CXX_ATOMICS_WITH_LIB)
pythonize_bool(LIBCXX_BUILD_EXTERNAL_THREAD_LIBRARY)
pythonize_bool(LIBCXX_DEBUG_BUILD)
pythonize_bool(LIBCXX_ENABLE_PARALLEL_ALGORITHMS)
# By default, libcxx and libcxxabi share a library directory.
if (NOT LIBCXX_CXX_ABI_LIBRARY_PATH)
set(LIBCXX_CXX_ABI_LIBRARY_PATH "${LIBCXX_LIBRARY_DIR}" CACHE PATH
"The path to libc++abi library.")
endif()
set(LIBCXX_TARGET_INFO "libcxx.test.target_info.LocalTI" CACHE STRING
"TargetInfo to use when setting up test environment.")
set(LIBCXX_EXECUTOR "\\\"${Python3_EXECUTABLE}\\\" ${CMAKE_CURRENT_LIST_DIR}/../utils/run.py" CACHE STRING
"Executor to use when running tests.")
set(AUTO_GEN_COMMENT "## Autogenerated by libcxx configuration.\n# Do not edit!")
set(SERIALIZED_LIT_PARAMS "# Lit parameters serialized here for llvm-lit to pick them up\n")
macro(serialize_lit_param param value)
string(APPEND SERIALIZED_LIT_PARAMS "config.${param} = ${value}\n")
endmacro()
if (NOT LIBCXX_ENABLE_EXCEPTIONS)
serialize_lit_param(enable_exceptions False)
endif()
if (NOT LIBCXX_ENABLE_RTTI)
serialize_lit_param(enable_rtti False)
endif()
if (LIBCXX_ENABLE_ASSERTIONS)
serialize_lit_param(enable_assertions True)
endif()
if (CMAKE_CXX_COMPILER_TARGET)
serialize_lit_param(target_triple "\"${CMAKE_CXX_COMPILER_TARGET}\"")
else()
serialize_lit_param(target_triple "\"${LLVM_DEFAULT_TARGET_TRIPLE}\"")
endif()
if (LLVM_USE_SANITIZER)
serialize_lit_param(use_sanitizer "\"${LLVM_USE_SANITIZER}\"")
endif()
foreach(param IN LISTS LIBCXX_TEST_PARAMS)
string(REGEX REPLACE "(.+)=(.+)" "\\1" name "${param}")
string(REGEX REPLACE "(.+)=(.+)" "\\2" value "${param}")
serialize_lit_param("${name}" "\"${value}\"")
endforeach()
if (NOT DEFINED LIBCXX_TEST_DEPS)
message(FATAL_ERROR "Expected LIBCXX_TEST_DEPS to be defined")
endif()
if (LIBCXX_INCLUDE_TESTS)
include(AddLLVM) # for configure_lit_site_cfg and add_lit_testsuite
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/configs/cmake-bridge.cfg.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake-bridge.cfg"
@ONLY)
configure_lit_site_cfg(
"${LIBCXX_TEST_CONFIG}"
${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
MAIN_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py")
add_custom_target(cxx-test-depends
DEPENDS cxx ${LIBCXX_TEST_DEPS}
COMMENT "Builds dependencies required to run the test suite.")
add_lit_testsuite(check-cxx
"Running libcxx tests"
${CMAKE_CURRENT_BINARY_DIR}
DEPENDS cxx-test-depends)
endif()
if (LIBCXX_GENERATE_COVERAGE)
include(CodeCoverage)
set(output_dir "${CMAKE_CURRENT_BINARY_DIR}/coverage")
set(capture_dirs
"${LIBCXX_LIB_CMAKEFILES_DIR}/cxx_objects.dir/"
"${LIBCXX_LIB_CMAKEFILES_DIR}/cxx.dir/"
"${LIBCXX_LIB_CMAKEFILES_DIR}/cxx_experimental.dir/"
"${CMAKE_CURRENT_BINARY_DIR}")
set(extract_dirs "${LIBCXX_SOURCE_DIR}/include;${LIBCXX_SOURCE_DIR}/src")
setup_lcov_test_target_coverage("cxx" "${output_dir}" "${capture_dirs}" "${extract_dirs}")
endif()
if (LIBCXX_CONFIGURE_IDE)
# Create dummy targets for each of the tests in the test suite, this allows
# IDE's such as CLion to correctly highlight the tests because it knows
# roughly what include paths/compile flags/macro definitions are needed.
include_directories(support)
file(GLOB_RECURSE LIBCXX_TESTS ${CMAKE_CURRENT_SOURCE_DIR}/*.pass.cpp)
file(GLOB LIBCXX_TEST_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/support/*)
file(GLOB_RECURSE LIBCXX_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/../include/*)
add_executable(libcxx_test_objects EXCLUDE_FROM_ALL
${LIBCXX_TESTS} ${LIBCXX_TEST_HEADERS} ${LIBCXX_HEADERS})
add_dependencies(libcxx_test_objects cxx)
split_list(LIBCXX_COMPILE_FLAGS)
split_list(LIBCXX_LINK_FLAGS)
set_target_properties(libcxx_test_objects
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
EXCLUDE_FROM_ALL ON
)
endif()
|
