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This commit is contained in:
Patrick 2024-06-05 20:36:27 +02:00
parent 0fe6b3ba9e
commit 58542a693b
Signed by: patrick
GPG key ID: 451F95EFB8BECD0F
5 changed files with 5 additions and 1 deletions
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2
CMakeLists.txt
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@ -822,7 +822,7 @@ target_include_directories(${OFFSETS_LIB} PRIVATE
)
# Make sure that LTO will never be enabled when compiling offsets.c
set_source_files_properties(${OFFSETS_C_PATH} PROPERTIES COMPILE_OPTIONS $<TARGET_PROPERTY:compiler,prohibit_lto>)
set_source_files_properties(${OFFSETS_C_PATH} PROPERTIES COMPILE_OPTIONS "$<TARGET_PROPERTY:compiler,prohibit_lto>;$<TARGET_PROPERTY:compiler,prohibit_cfi>")
target_link_libraries(${OFFSETS_LIB} zephyr_interface)
add_dependencies(zephyr_interface

1
arch/posix/CMakeLists.txt
View file

@ -161,6 +161,7 @@ endif()
if(CONFIG_CFI)
zephyr_compile_options(-flto)
target_compile_options(native_simulator INTERFACE "-flto")
target_link_options(native_simulator INTERFACE "-flto")
list(APPEND LLVM_SANITIZERS "cfi")
endif()

1
cmake/compiler/gcc/compiler_flags.cmake
View file

@ -24,6 +24,7 @@ set_compiler_property(PROPERTY optimization_size -Os)
if(CMAKE_C_COMPILER_VERSION GREATER_EQUAL "4.5.0")
set_compiler_property(PROPERTY optimization_lto -flto)
set_compiler_property(PROPERTY prohibit_lto -fno-lto)
set_compiler_property(PROPERTY prohibit_cfi -fno-sanitize=cfi)
endif()
#######################################################

1
cmake/linker/ld/target.cmake
View file

@ -131,6 +131,7 @@ function(toolchain_ld_link_elf)
${TOPT}
${TOOLCHAIN_LD_LINK_ELF_LINKER_SCRIPT}
${TOOLCHAIN_LD_LINK_ELF_LIBRARIES_POST_SCRIPT}
-flto
${LINKERFLAGPREFIX},-Map=${TOOLCHAIN_LD_LINK_ELF_OUTPUT_MAP}
${LINKERFLAGPREFIX},--whole-archive

1
samples/basic/blinky/prj.conf
View file

@ -1,3 +1,4 @@
CONFIG_GPIO=y
CONFIG_ASAN=y
CONFIG_CFI=y
#CONFIG_LLVM_USE_LLD=y