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[vcpkg] Support cross compile arm64-linux, arm-linux triplets on a linux x86_64 host. #13374

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merged 1 commit into from
Oct 30, 2020
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[vcpkg] Support cross compile arm64-linux, arm-linux triplets on a linux x86_64 host. #13374

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22 changes: 20 additions & 2 deletions scripts/toolchains/linux.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -11,9 +11,27 @@ elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "x86")
string(APPEND VCPKG_C_FLAGS " -m32")
string(APPEND VCPKG_CXX_FLAGS " -m32")
elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm")
set(CMAKE_SYSTEM_PROCESSOR armv7l CACHE STRING "")
set(CMAKE_SYSTEM_PROCESSOR armv7l CACHE STRING "")
if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux" AND CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64")
if(NOT DEFINED CMAKE_CXX_COMPILER)
set(CMAKE_CXX_COMPILER "arm-linux-gnueabihf-g++")
endif()
if(NOT DEFINED CMAKE_C_COMPILER)
set(CMAKE_C_COMPILER "arm-linux-gnueabihf-gcc")
endif()
message(STATUS "Cross compiling arm on host x86_64, use cross compiler: ${CMAKE_CXX_COMPILER}/${CMAKE_C_COMPILER}")
endif()
elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm64")
set(CMAKE_SYSTEM_PROCESSOR aarch64 CACHE STRING "")
set(CMAKE_SYSTEM_PROCESSOR aarch64 CACHE STRING "")
if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux" AND CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64")
if(NOT DEFINED CMAKE_CXX_COMPILER)
set(CMAKE_CXX_COMPILER "aarch64-linux-gnu-g++")
endif()
if(NOT DEFINED CMAKE_C_COMPILER)
set(CMAKE_C_COMPILER "aarch64-linux-gnu-gcc")
endif()
message(STATUS "Cross compiling arm64 on host x86_64, use cross compiler: ${CMAKE_CXX_COMPILER}/${CMAKE_C_COMPILER}")
endif()
endif()

get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE )
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