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Update Google Benchmark library

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@322812 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier
2018-01-18 04:23:01 +00:00
parent 457d2c157b
commit fd2e3e98c1
77 changed files with 4887 additions and 2626 deletions
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30
utils/google-benchmark/cmake/CXXFeatureCheck.cmake
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@@ -22,16 +22,35 @@ function(cxx_feature_check FILE)
string(TOUPPER ${FILE} VAR)
string(TOUPPER "HAVE_${VAR}" FEATURE)
if (DEFINED HAVE_${VAR})
set(HAVE_${VAR} 1 PARENT_SCOPE)
add_definitions(-DHAVE_${VAR})
return()
endif()
message("-- Performing Test ${FEATURE}")
try_run(RUN_${FEATURE} COMPILE_${FEATURE}
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake/${FILE}.cpp
CMAKE_FLAGS ${BENCHMARK_CXX_LINKER_FLAGS}
LINK_LIBRARIES ${BENCHMARK_CXX_LIBRARIES})
if(CMAKE_CROSSCOMPILING)
try_compile(COMPILE_${FEATURE}
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake/${FILE}.cpp
CMAKE_FLAGS ${BENCHMARK_CXX_LINKER_FLAGS}
LINK_LIBRARIES ${BENCHMARK_CXX_LIBRARIES})
if(COMPILE_${FEATURE})
message(WARNING
"If you see build failures due to cross compilation, try setting HAVE_${VAR} to 0")
set(RUN_${FEATURE} 0)
else()
set(RUN_${FEATURE} 1)
endif()
else()
message("-- Performing Test ${FEATURE}")
try_run(RUN_${FEATURE} COMPILE_${FEATURE}
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake/${FILE}.cpp
CMAKE_FLAGS ${BENCHMARK_CXX_LINKER_FLAGS}
LINK_LIBRARIES ${BENCHMARK_CXX_LIBRARIES})
endif()
if(RUN_${FEATURE} EQUAL 0)
message("-- Performing Test ${FEATURE} -- success")
set(HAVE_${VAR} 1 CACHE INTERNAL "Feature test for ${FILE}" PARENT_SCOPE)
set(HAVE_${VAR} 1 PARENT_SCOPE)
add_definitions(-DHAVE_${VAR})
else()
if(NOT COMPILE_${FEATURE})
@@ -41,4 +60,3 @@ function(cxx_feature_check FILE)
endif()
endif()
endfunction()