diff options
Diffstat (limited to 'lto.sh.in')
-rw-r--r-- | lto.sh.in | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/lto.sh.in b/lto.sh.in index f22af90129b2..1bff9ebd50a2 100644 --- a/lto.sh.in +++ b/lto.sh.in @@ -10,14 +10,29 @@ LIBRARY=${LIBRARY:-'@libmakepkgdir@'} source "$LIBRARY/util/option.sh" -build_options+=('lto') +build_options+=('lto' 'lto-thin') buildenv_functions+=('buildenv_lto') buildenv_lto() { - if check_buildoption "lto" "y" && [[ -f "$(gcc -print-search-dirs | grep install | awk '{print $2 "liblto_plugin.so"}')" ]]; then - CFLAGS+=" -flto=$(getconf _NPROCESSORS_ONLN)" - CXXFLAGS+=" -flto=$(getconf _NPROCESSORS_ONLN)" - LDFLAGS+=" -fuse-linker-plugin" + if [ check_buildoption "lto" "y" || check_buildoption "lto-thin" "y" ] && \ + [[ -f "$(gcc -print-search-dirs | grep install | awk '{print $2 "liblto_plugin.so"}')" ]]; then + [[ "$CC" == "clang" ]] && \ + CFLAGS+=" -flto" || \ + CFLAGS+=" -flto=$(getconf _NPROCESSORS_ONLN) -flto-partition=none -fno-fat-lto-objects" + [[ "$CXX" == "clang++" ]] && \ + CXXFLAGS+=" -flto" || \ + CXXFLAGS+=" -flto=$(getconf _NPROCESSORS_ONLN) -flto-partition=none -fno-fat-lto-objects" + + if check_buildoption "lto-thin" "y"; then + [[ "$CC" == "clang" ]] && \ + CFLAGS="${CFLAGS// -flto / -flto=thin }" || \ + CFLAGS="${CFLAGS// -flto-partition=none / }" + [[ "$CXX" == "clang++" ]] && \ + CXXFLAGS="${CXXFLAGS// -flto / -flto=thin }" || \ + CXXFLAGS="${CXXFLAGS// -flto-partition=none / }" + fi + + LDFLAGS+=" -fuse-linker-plugin $CFLAGS $CXXFLAGS" LTOPLUGIN="$(gcc -print-search-dirs | grep install | awk '{print $2 "liblto_plugin.so"}')" ARFLAGS+=" --plugin $LTOPLUGIN" RANLIBFLAGS+=" --plugin $LTOPLUGIN" |