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cmake: Support building unittests against installed LLVM gtest
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Authored by mgorny on Aug 27 2016, 7:25 AM.

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Summary

Support using gtest library & headers installed by LLVM to make it possible to build unittests without LLVM sources.

mgorny retitled this revision from to cmake: Support building unittests against installed LLVM gtest.

mgorny updated this object.

mgorny added a subscriber: cfe-commits.

mgorny planned changes to this revision.Sep 11 2016, 12:00 AM

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	if (CLANG_BUILD_EXAMPLES)			if (CLANG_BUILD_EXAMPLES)
	set(ENABLE_CLANG_EXAMPLES "1")			set(ENABLE_CLANG_EXAMPLES "1")
	else()			else()
	set(ENABLE_CLANG_EXAMPLES "0")			set(ENABLE_CLANG_EXAMPLES "0")
	endif()			endif()
	add_subdirectory(examples)			add_subdirectory(examples)

	if( CLANG_INCLUDE_TESTS )			if( CLANG_INCLUDE_TESTS )
	if(EXISTS ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include/gtest/gtest.h)			if(TARGET gtest)
				if(NOT EXISTS ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include/gtest/gtest.h)
				# add include directories for installed llvm-gtest
				foreach(incdir ${LLVM_INCLUDE_DIRS})
				include_directories("${incdir}/llvm-gtest")
				endforeach()
				endif()

	add_subdirectory(unittests)			add_subdirectory(unittests)
	list(APPEND CLANG_TEST_DEPS ClangUnitTests)			list(APPEND CLANG_TEST_DEPS ClangUnitTests)
	list(APPEND CLANG_TEST_PARAMS			list(APPEND CLANG_TEST_PARAMS
	clang_unit_site_config=${CMAKE_CURRENT_BINARY_DIR}/test/Unit/lit.site.cfg			clang_unit_site_config=${CMAKE_CURRENT_BINARY_DIR}/test/Unit/lit.site.cfg
	)			)
	endif()			endif()
	add_subdirectory(test)			add_subdirectory(test)

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