+++ /dev/null
---- a/configure.ac
-+++ b/configure.ac
-@@ -363,6 +363,16 @@ if test "$ax_cv_c_compiler_vendor" = "gn
- [ac_cv_gcc_supports_w_no_misleading_indentation=no])])
- CFLAGS="$saved_CFLAGS"
- AC_MSG_RESULT($ac_cv_gcc_supports_w_no_misleading_indentation)
-+
-+ saved_CFLAGS="$CFLAGS"
-+ AC_CACHE_CHECK([whether compiler supports -Wno-error=format-truncation],
-+ [ac_cv_gcc_supports_w_no_err_format_truncation], [
-+ CFLAGS="$CFLAGS -Wno-error=format-truncation"
-+ AC_TRY_COMPILE([],[return 0;],
-+ [ac_cv_gcc_supports_w_no_err_format_truncation=yes],
-+ [ac_cv_gcc_supports_w_no_err_format_truncation=no])])
-+ CFLAGS="$saved_CFLAGS"
-+ AC_MSG_RESULT($ac_cv_gcc_supports_w_no_err_format_truncation)
- fi
-
- # tweak compiler specific flags
-@@ -402,6 +412,9 @@ elif test "x${ax_cv_c_compiler_vendor}"
- if test "$ac_cv_gcc_supports_w_no_misleading_indentation" = yes; then
- APR_ADDTO(SWITCH_AM_CFLAGS, -Wno-misleading-indentation)
- fi
-+ if test "$ac_cv_gcc_supports_w_no_err_format_truncation" = yes; then
-+ APR_ADDTO(SWITCH_AM_CFLAGS, -Wno-error=format-truncation)
-+ fi
- if test "${enable_64}" = "yes"; then
- case "$host" in
- *darwin*)