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[libc++] Allow running the tests in the experimental runtimes-only build

This commit is contained in:
Louis Dionne 2020-10-22 17:03:33 -04:00
parent 861429160c
commit d098bb39aa
1 changed files with 37 additions and 5 deletions
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42
libcxx/utils/ci/runtimes/CMakeLists.txt
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@ -13,14 +13,46 @@ if(POLICY CMP0077)
cmake_policy(SET CMP0077 NEW)
endif()
set(PACKAGE_VERSION "11.0.0git")
project(LLVM_RUNTIMES)
# Include individual projects
set(LLVM_ENABLE_PROJECTS "" CACHE STRING "Semicolon-separated list of runtimes to build.")
find_package(Python3 COMPONENTS Interpreter)
if(NOT Python3_Interpreter_FOUND)
message(WARNING "Python3 not found, using python2 as a fallback")
find_package(Python2 COMPONENTS Interpreter REQUIRED)
if(Python2_VERSION VERSION_LESS 2.7)
message(SEND_ERROR "Python 2.7 or newer is required")
endif()
# Treat python2 as python3
add_executable(Python3::Interpreter IMPORTED)
set_target_properties(Python3::Interpreter PROPERTIES
IMPORTED_LOCATION ${Python2_EXECUTABLE})
set(Python3_EXECUTABLE ${Python2_EXECUTABLE})
endif()
# This needs to be set before we add any Lit target for `add_lit_target` to
# select the right Lit to run the tests.
set(LLVM_LIT_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}/bin")
# Automatically define a few variables that are normally set globally by LLVM.
# This is to keep some amount of similarity between the global LLVM build and
# this minimal build.
set(LLVM_UMBRELLA_ROOT "${CMAKE_CURRENT_SOURCE_DIR}/../../../..")
list(APPEND CMAKE_MODULE_PATH "${LLVM_UMBRELLA_ROOT}/libcxx/cmake/Modules")
include(HandleOutOfTreeLLVM)
# Override the external Lit to make sure we use the one we generate below.
# TODO: We can remove this once we start relying on the in-tree version of Lit
# in HandleOutOfTreeLLVM.
set(LLVM_DEFAULT_EXTERNAL_LIT "")
# Include individual runtime projects
set(LLVM_ENABLE_PROJECTS "" CACHE STRING "Semicolon-separated list of runtimes to build.")
foreach(project IN LISTS LLVM_ENABLE_PROJECTS)
add_subdirectory("${LLVM_UMBRELLA_ROOT}/${project}" "${CMAKE_CURRENT_BINARY_DIR}/${project}")
add_subdirectory("${LLVM_UMBRELLA_ROOT}/${project}" "${CMAKE_CURRENT_BINARY_DIR}/${project}")
endforeach()
# Generate the llvm-lit wrapper, needed for testing. This must be done after
# the projects have been added, since the wraper is only generated correctly
# if the test suites have already been added with add_lit_target.
add_subdirectory("${LLVM_UMBRELLA_ROOT}/llvm/utils/llvm-lit" "${CMAKE_CURRENT_BINARY_DIR}/llvm-lit")