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20 lines
548 B
20 lines
548 B
cmake_minimum_required(VERSION 3.8)
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project(CheckIPOSupported-CXX LANGUAGES CXX)
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cmake_policy(SET CMP0069 NEW)
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include(CheckIPOSupported)
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check_ipo_supported(RESULT ipo_supported)
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if(ipo_supported)
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set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
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elseif(CMake_TEST_IPO_WORKS_CXX)
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message(FATAL_ERROR "IPO expected to work")
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endif()
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add_library(foo foo.cpp)
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add_executable(CheckIPOSupported-CXX main.cpp)
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target_link_libraries(CheckIPOSupported-CXX PUBLIC foo)
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enable_testing()
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add_test(NAME CheckIPOSupported-CXX COMMAND CheckIPOSupported-CXX)
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