17/74: gnu: glibmm: Update to 2.56.0.

[guix-commits]

rekado pushed a commit to branch wip-gnome-upgrades
in repository guix.

commit f6cddb862e33e300b7028581915f61cd9fd1596a
Author: Ricardo Wurmus <address@hidden>
Date:   Sun Aug 5 15:54:59 2018 +0200

    gnu: glibmm: Update to 2.56.0.
    
    * gnu/packages/glib.scm (glibmm): Update to 2.56.0.
---
 gnu/packages/glib.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/glib.scm b/gnu/packages/glib.scm
index 491f688..65bfc33 100644
--- a/gnu/packages/glib.scm
+++ b/gnu/packages/glib.scm
@@ -513,7 +513,7 @@ has an ease of use unmatched by other C++ callback 
libraries.")
 (define glibmm
   (package
     (name "glibmm")
-    (version "2.54.1")
+    (version "2.56.0")
     (source (origin
              (method url-fetch)
              (uri (string-append "mirror://gnome/sources/glibmm/"
@@ -521,7 +521,7 @@ has an ease of use unmatched by other C++ callback 
libraries.")
                                  "/glibmm-" version ".tar.xz"))
              (sha256
               (base32
-               "0jkapw18icz59cmlmsl00nwwz0wh291kb4hc9z9hxmq45drqrhkw"))))
+               "1abrkqhca5p8n6ly3vp1232rny03s7lrd8f8iz2m2m141nxgqx3f"))))
     (build-system gnu-build-system)
     (arguments
      `(;; XXX: Some tests uses C++14 features.  Remove this when the default