Commit 8c42205e authored by Ondrej Zajicek (work)'s avatar Ondrej Zajicek (work)
Browse files

Configure: CFLAGS update

 - add -flto only to default CFLAGS
 - add -fno-strict-aliasing, -fno-strict-overflow always
 - remove -Wno-implicit-fallthrough
parent cc02da81
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+12 −15
Original line number Diff line number Diff line
@@ -137,18 +137,12 @@ if test "$enable_pthreads" != no ; then
  fi
fi

# This is assumed to be necessary for proper BIRD build
CFLAGS="$CFLAGS -fno-strict-aliasing -fno-strict-overflow"

if test "$bird_cflags_default" = yes ; then
  BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign], [-Wall])
  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])

  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])
fi

  if test "$enable_debug" = no; then
    BIRD_CHECK_LTO
@@ -159,6 +153,12 @@ if test "$bird_cv_c_lto" = yes; then
    LDFLAGS="$LDFLAGS -flto=4"
  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])
fi


AC_MSG_CHECKING([CFLAGS])
AC_MSG_RESULT([$CFLAGS])

@@ -387,9 +387,6 @@ if test "$enable_debug" = yes ; then
      AC_CHECK_LIB([efence], [malloc])
    fi
  fi
else
  BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_implicit_fallthrough], [-Wno-implicit-fallthrough])
  BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_implicit_fallthrough], [-Wno-implicit-fallthrough])
fi

CLIENT=birdcl