diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -13,6 +13,7 @@ enable_lfs="no" enable_tests="yes" enable_benchmarks="no" enable_pic="yes" +enable_lto="no" use_clock_gettime="no" use_short_limbs="no" arflags=${ARFLAGS:-cr} @@ -57,8 +58,10 @@ for option do --use-short-limbs|--use-short-limbs=yes) use_short_limbs="yes" ;; --use-short-limbs=no) use_short_limbs="no" ;; --source=*) source_path="${option#--source=}" ;; - --enable-pic|--with-pic=yes) enable_pic="yes" ;; + --enable-pic|--enable-pic=yes) enable_pic="yes" ;; --enable-pic=no) enable_pic="no" ;; + --enable-lto|--enable-lto=yes) enable_lto="yes" ;; + --enable-lto=no) enable_lto="no" ;; --help|-h) display_help="yes" ;; *) echo "configure: WARNING unrecognized option $option" ;; esac @@ -86,6 +89,7 @@ Options: --prefix= Install prefix --enable-shared[=yes|no] Make shared library --enable-pic[=yes|no] Enable position independent code (PIC) + --enable-lto[=yes|no] Enable link time optimizations --enable-mt[=yes|no] Enable multithreading support --enable-lfs[=yes|no] Enable large file support --enable-tests[=yes|no] Enable unit tests @@ -136,6 +140,11 @@ if [ "$enable_pic" = "yes" ]; then cflags="$cflags -fPIC" fi +if [ "$enable_lto" = "yes" ]; then + cflags="$cflags -flto" + ldflags="$ldflags -flto" +fi + if [ "$enable_pic" = "no" ] && [ "$enable_shared" = "yes" ]; then echo "configure: WARNING: requested shared library while PIC is disabled" echo "configure: WARNING: expect build failure" @@ -435,6 +444,7 @@ echo "Enable long file support: $enable_lfs" echo "Enable tests: $enable_tests" echo "Enable benchmarks: $enable_benchmarks" echo "Enable PIC: $enable_pic" +echo "Enable LTO: $enable_lto" echo "Build shared library: $enable_shared" echo "Use clock_gettime: $use_clock_gettime" echo "Use short limbs: $use_short_limbs" |