tree 4b8cea281a2ee524746d68e7cc3a96c02274f217
parent d909078dec09ea7636bc1b0fce536303f146ed5f
author Amaury Denoyelle <adenoyelle@haproxy.com> 1622463980 +0200
committer Christopher Faulet <cfaulet@haproxy.com> 1623329345 +0200

MINOR: errors: allow empty va_args for diag variadic macro

Use the '##' operator to allow the usage of HA_DIAG_WARNING_COND macro
without extra arguments.

This must be backported up to 2.4.

(cherry picked from commit 01b3c3d4fb634ddf12ae103719b77f965987f037)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>