glog: make tests run, but disable

pkgs/development/libraries/glog/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook }:
+{ stdenv, fetchFromGitHub, autoreconfHook, perl }:
 
 stdenv.mkDerivation rec {
   name = "glog-${version}";
@@ -13,6 +13,9 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ autoreconfHook ];
 
+  checkInputs = [ perl ];
+  doCheck = false; # fails with "Mangled symbols (28 out of 380) found in demangle.dm"
+
   meta = with stdenv.lib; {
     homepage = https://github.com/google/glog;
     license = licenses.bsd3;