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Use --gcc-toolchain, instead of explicit library paths. #18

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Use --gcc-toolchain, instead of explicit library paths. #18

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10 changes: 6 additions & 4 deletions toolchain_clang_crosscomp_arm_petalinux.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -49,14 +49,16 @@ list(APPEND CMAKE_TRY_COMPILE_PLATFORM_VARIABLES gccVer)

include(toolchain_clang_crosscomp_arm)

# Vitis/PetaLinux sysroot specific
set(CMAKE_C_FLAGS "-Wl,-z,notext -I${Sysroot}/usr/include/c++/${gccVer} -I${Sysroot}/usr/include/c++/${gccVer}/${sysrootPrefix} -B ${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer} -Wl,-rpath-link=${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer} --target=${gnuArch} -Wno-unused-command-line-argument -L${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer}" CACHE STRING "" FORCE)
# Vitis/PetaLinux sysroot specific
# Explicitly specify the toolchain because the petalinux sysroot does not have /usr/include mirrored to /include.
set(CMAKE_C_FLAGS "-Wl,-z,notext --gcc-toolchain=${Sysroot}/usr --target=${gnuArch} -Wno-unused-command-line-argument" CACHE STRING "" FORCE)

# TODO: Does this need -L?
set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-z,notext -fuse-ld=lld -B ${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer} -L${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer}" CACHE STRING "" FORCE)
set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-z,notext -fuse-ld=lld" CACHE STRING "" FORCE)

# TODO: Does this need -L?
set(CMAKE_EXE_LINKER_FLAGS "-Wl,-z,notext -fuse-ld=lld -B ${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer} -L${Sysroot}/usr/lib/${sysrootPrefix}/${gccVer}" CACHE STRING "" FORCE)
# Force -static linking because otherwise may pickup libpthread.a instead of libpthread.so
set(CMAKE_EXE_LINKER_FLAGS "-static -Wl,-z,notext -fuse-ld=lld" CACHE STRING "" FORCE)

#set(CMAKE_C_IMPLICIT_LINK_LIBRARIES gcc_s CACHE STRING "" FORCE)
#set(CMAKE_CXX_IMPLICIT_LINK_LIBRARIES gcc_s CACHE STRING "" FORCE)
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