cmake HAVE_WEFFCXX_FLAG examples

glKarin/com.n0n3m4.diii4a Q3E/src/main/jni/deplibs/flac/CMakeLists.txt :155

check_cxx_compiler_flag(-Weffc++ HAVE_WEFFCXX_FLAG)

glKarin/com.n0n3m4.diii4a Q3E/src/main/jni/deplibs/flac/CMakeLists.txt :178

add_compile_options(
    $<$<BOOL:${MSVC}>:/wd4267>
    $<$<BOOL:${MSVC}>:/wd4996>
    $<$<BOOL:${ENABLE_WERROR}>:-Werror>
    $<$<AND:$<COMPILE_LANGUAGE:CXX>,$<BOOL:${HAVE_WEFFCXX_FLAG}>>:-Weffc++>
    $<$<AND:$<COMPILE_LANGUAGE:C>,$<BOOL:${HAVE_DECL_AFTER_STMT_FLAG}>>:-Wdeclaration-after-statement>)