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xo-cmake: + xo_toplevel_compile_options()

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Roland Conybeare 2023-09-27 16:06:18 -04:00
commit dbb9f38e8d
1 changed files with 31 additions and 2 deletions
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33
cmake/xo_cxx.cmake
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@ -1,6 +1,32 @@
set(XO_STANDARD_COMPILE_OPTIONS -Werror -Wall -Wextra)
set(XO_COMPILE_OPTIONS ${XO_STANDARD_COMPILE_OPTIONS})
macro(xo_toplevel_compile_options)
# ----------------------------------------------------------------
# variable
# XO_ADDRESS_SANITIZE
# determines whether to enable address sanitizer for the XO project
# (see toplevel CMakeLists.txt)
# ----------------------------------------------------------------
if(XO_ADDRESS_SANITIZE)
add_compile_options(-fsanitize=address)
add_link_options(-fsanitize=address)
endif()
set(XO_STANDARD_COMPILE_OPTIONS -Werror -Wall -Wextra)
# XO_ADDRESS_SANITIZE_COMPILE_OPTIONS: use when XO_ADDRESS_SANITIZE=ON
#
# address sanitizer build complains about _FORTIFY_SOURCE redefines
# In file included from <built-in>:460:
# <command line>:1:9: error: '_FORTIFY_SOURCE' macro redefined [-Werror,-Wmacro-redefined]
# #define _FORTIFY_SOURCE 2
#
set(XO_ADDRESS_SANITIZE_COMPILE_OPTIONS -Werror -Wall -Wextra -Wno-macro-redefined)
if(XO_ADDRESS_SANITIZE)
set(XO_COMPILE_OPTIONS ${XO_ADDRESS_SANITIZE_COMPILE_OPTIONS})
else()
set(XO_COMPILE_OPTIONS ${XO_STANDARD_COMPILE_OPTIONS})
endif()
endif()
# ----------------------------------------------------------------
# use this in subdirs that compile c++ code
@ -38,6 +64,9 @@ endmacro()
# ----------------------------------------------------------------
#
# Require:
# needs to be preceded by call to xo_toplevel_compile_options()
#
macro(xo_compile_options target)
target_copmile_options(${target} PRIVATE ${XO_COMPILE_OPTIONS})
endmacro()