X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Fpaper-outputter.cc;h=3f98b8eb869322c294e42ddfcf935f754113bb92;hb=6e4bfaef2385236187ff3f3fc42501c439e7b5b4;hp=d3b99055e9191d72a3e120d172697173d2acea6c;hpb=eeec992b7029d0982bf4ed0eb3995e9ca99c10e9;p=lilypond.git

diff --git a/lily/paper-outputter.cc b/lily/paper-outputter.cc
index d3b99055e9..3f98b8eb86 100644
--- a/lily/paper-outputter.cc
+++ b/lily/paper-outputter.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
@@ -37,6 +37,13 @@ Paper_outputter::Paper_outputter (SCM port, string format)
 
   string module_name = "scm output-" + format;
   output_module_ = scm_c_resolve_module (module_name.c_str ());
+
+  /*
+    Enable errors for undefined stencil routines if
+     -dwarning-as-error is specified; else enable warnings.
+  */
+  SCM proc = ly_lily_module_constant ("backend-testing");
+  scm_call_1 (proc, output_module_);
 }
 
 Paper_outputter::~Paper_outputter ()