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-rw-r--r--configure.ac14
1 files changed, 8 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac
index 7013a34e..58fdc7fe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -137,22 +137,24 @@ if test "$bird_cflags_default" = yes ; then
BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers], [-Wall -Wextra])
BIRD_CHECK_GCC_OPTION([bird_cv_c_option_fno_strict_aliasing], [-fno-strict-aliasing])
BIRD_CHECK_GCC_OPTION([bird_cv_c_option_fno_strict_overflow], [-fno-strict-overflow])
- if test "$enable_debug" = no; then
- BIRD_CHECK_GCC_OPTION([bird_cv_c_option_flto], [-flto])
- fi
CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wno-parentheses"
BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign])
BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers])
BIRD_ADD_GCC_OPTION([bird_cv_c_option_fno_strict_aliasing], [-fno-strict-aliasing])
BIRD_ADD_GCC_OPTION([bird_cv_c_option_fno_strict_overflow], [-fno-strict-overflow])
- if test "$enable_debug" = no; then
- BIRD_ADD_GCC_OPTION([bird_cv_c_option_flto], [-flto])
- fi
fi
AC_MSG_CHECKING([CFLAGS])
AC_MSG_RESULT([$CFLAGS])
+if test "$enable_debug" = no; then
+ BIRD_CHECK_LTO
+fi
+
+if test "$bird_cv_c_lto" = yes; then
+ CFLAGS="$CFLAGS -flto"
+ LDFLAGS="$LDFLAGS -flto"
+fi
AC_PROG_CPP
AC_PROG_INSTALL