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Meta: Enable RELR relocations

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Also add a check to serenity.sh to ensure that the toolchain is new
enough for this feature to work.
This commit is contained in:
Daniel Bertalan 2022-02-05 15:48:32 +01:00 • committed by Andreas Kling
parent 7ab6816b49
commit ba5bbde7ee
3 changed files with 25 additions and 1 deletions
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4
Kernel/CMakeLists.txt
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@ -422,6 +422,8 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
link_directories(${TOOLCHAIN_ROOT}/lib/gcc/${SERENITY_ARCH}-pc-serenity/${GCC_VERSION}/)
set(TARGET_STRING "")
add_link_options(LINKER:-z,pack-relative-relocs)
else() # Assume Clang
add_compile_options(-Waddress-of-packed-member)
add_compile_options(-faligned-allocation)
@ -429,7 +431,7 @@ else() # Assume Clang
# We need this in order to pick up the #define __serenity__, otherwise we end up including unistd.h into the linker script
set(TARGET_STRING "--target=${CMAKE_CXX_COMPILER_TARGET}")
add_link_options(LINKER:--build-id=none)
add_link_options(LINKER:--build-id=none LINKER:--pack-dyn-relocs=relr)
endif()
macro (set_new_alignment alignment)