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| author | Dan Williams <dcbw@redhat.com> | 2014-12-02 12:41:20 -0600 |
|---|---|---|
| committer | Dan Williams <dcbw@redhat.com> | 2014-12-11 09:21:28 -0600 |
| commit | 67bf5cb1a34c7dcb4081254a859bf82421be1d48 (patch) | |
| tree | 332072756e3ad273923c8596f63f64b6a6e6257f | |
| parent | 53380159ddd846b3741a2cd63e282176e472f381 (diff) | |
| download | NetworkManager-67bf5cb1a34c7dcb4081254a859bf82421be1d48.tar.gz | |
build: add --enable-lto to enable Link Time Optimization (bgo #741140)
Takes about 3x as long to build with gcc 4.8, but gcc 4.9
is supposed to speed that up considerably.
Name Before After Saved
-------------------------------------
NetworkManager 1734744 1689728 3%
libnm 1263536 808816 36%
nm-iface-helper 931136 906496 3%
libnm-util 441264 437168 1%
libnm-glib 297064 292960 2%
https://bugzilla.gnome.org/show_bug.cgi?id=741140
| -rw-r--r-- | configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index afc55defa1..c1c8fde83f 100644 --- a/configure.ac +++ b/configure.ac @@ -821,6 +821,13 @@ AM_CONDITIONAL(BUILD_NMTUI, test "$build_nmtui" = yes) NM_COMPILER_WARNINGS +AC_ARG_ENABLE(lto, AS_HELP_STRING([--enable-lto], [Enable Link Time Optimization for smaller size (default: no)]), + [enable_lto=yes], [enable_lto=no]) +if (test "${enable_lto}" = "yes"); then + CFLAGS="-flto $CFLAGS" +fi + + dnl ------------------------- dnl Vala bindings dnl ------------------------- @@ -1070,4 +1077,5 @@ echo " documentation: $enable_gtk_doc" echo " tests: $enable_tests" echo " valgrind: $with_valgrind" echo " code coverage: $enable_code_coverage" +echo " LTO: $enable_lto" echo |