diff --git a/langc/langc.uses.mk b/langc/langc.uses.mk
index 05e83c5..1595b79 100644
--- a/langc/langc.uses.mk
+++ b/langc/langc.uses.mk
@@ -34,8 +34,14 @@
 .if defined(_USES_profile_ARGS)
 WITH_PROFILE=		yes
 .endif
+.endif
 
+WITH_DEBUG?=		no
+
+.if ${WITH_DEBUG} == yes
+CFLAGS+=		-g
 .endif
+
 .endif # !target(__<langc.uses.mk>__)
 
 ### End of file `langc.uses.mk'
diff --git a/testsuite/langc/test_program/Makefile b/testsuite/langc/test_program/Makefile
index 028f184..6f5b94f 100644
--- a/testsuite/langc/test_program/Makefile
+++ b/testsuite/langc/test_program/Makefile
@@ -15,6 +15,7 @@
 # http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.txt
 
 TEST=	TestProgram
+TEST+=	TestProgramDebug
 
 .include "test.mk"
 
diff --git a/testsuite/langc/test_program/TestProgramDebug.mk b/testsuite/langc/test_program/TestProgramDebug.mk
new file mode 100644
index 0000000..55efbf1
--- /dev/null
+++ b/testsuite/langc/test_program/TestProgramDebug.mk
@@ -0,0 +1,20 @@
+### TestProgramDebug.mk -- The obnoxious hello world program
+
+# Author: Michael Grünewald
+# Date: Fri Nov  7 19:58:45 CET 2014
+
+# BSD Owl Scripts (https://github.com/michipili/bsdowl)
+# This file is part of BSD Owl Scripts
+#
+# Copyright © 2005–2014 Michael Grünewald
+#
+# This file must be used under the terms of the CeCILL-B.
+# This source file is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at
+# http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.txt
+
+WITH_DEBUG=		yes
+.include "TestProgram.mk"
+
+### End of file `TestProgram.mk'