Subject: m4/guestfs-ocaml.m4: Fix deprecated warning format
From: Richard W.M. Jones rjones@redhat.com Tue Oct 5 20:51:19 2021 +0100
Date: Tue Oct 5 21:08:07 2021 +0100:
Git: 63c9cd933af75ca759fa2f2bbdbb07a699df5b30

In OCaml 4.13:

Alert ocaml_deprecated_cli: Setting a warning with a sequence of lowercase or uppercase letters,
like 'CDEFLMPSUVYZX', is deprecated.
Use the equivalent signed form: +C+D+E+F+L+M+P+S+U+V+Y+Z+X+52-3.

(cherry picked from
guestfs-tools commit fa4f59e1d99c08d7e0bae2a7cb54f254a6506d67)

diff --git a/m4/guestfs-ocaml.m4 b/m4/guestfs-ocaml.m4
index 4b8a44dee..d7f9462ea 100644
--- a/m4/guestfs-ocaml.m4
+++ b/m4/guestfs-ocaml.m4
@@ -232,7 +232,7 @@ EOF
 ])
 
 dnl Flags we want to pass to every OCaml compiler call.
-OCAML_WARN_ERROR="-warn-error CDEFLMPSUVYZX+52-3"
+OCAML_WARN_ERROR="-warn-error +C+D+E+F+L+M+P+S+U+V+Y+Z+X+52-3"
 AC_SUBST([OCAML_WARN_ERROR])
 OCAML_FLAGS="-g -annot $safe_string_option"
 AC_SUBST([OCAML_FLAGS])