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cmake: Avoid try_run when cross-compiling

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This commit is contained in:
Vladimir K 2020-03-29 19:12:43 -07:00
parent cab47cfc48
commit 45cad0ff78
1 changed files with 6 additions and 1 deletions
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7
cmake/modules/FindCPUflags.cmake
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@ -282,7 +282,12 @@ elseif(ARCHITECTURE_ARM)
if(C_MSVC)
try_run(RUN_NEON COMPILE_NEON "${CMAKE_BINARY_DIR}/tmp" "${TEST_DIR}/test_arm_neon.cxx" COMPILE_DEFINITIONS /O0)
else()
try_run(RUN_NEON COMPILE_NEON "${CMAKE_BINARY_DIR}/tmp" "${TEST_DIR}/test_arm_neon.cxx" COMPILE_DEFINITIONS -mfpu=neon -O0)
if(${CMAKE_HOST_SYSTEM_PROCESSOR} STREQUAL ${CMAKE_SYSTEM_PROCESSOR})
try_run(RUN_NEON COMPILE_NEON "${CMAKE_BINARY_DIR}/tmp" "${TEST_DIR}/test_arm_neon.cxx" COMPILE_DEFINITIONS -mfpu=neon -O0)
else()
try_compile(COMPILE_NEON "${CMAKE_BINARY_DIR}/tmp" "${TEST_DIR}/test_arm_neon.cxx" COMPILE_DEFINITIONS -mfpu=neon -O0)
set(RUN_NEON 0)
endif()
endif()
if(COMPILE_NEON AND RUN_NEON EQUAL 0)
set(HAS_NEON ON CACHE BOOL "Architecture has NEON SIMD enabled")