diff --git a/using_gcov.txt b/using_gcov.txt
new file mode 100644
index 000000000..1fe68d618
--- /dev/null
+++ b/using_gcov.txt
@@ -0,0 +1,9 @@
+
+Update the Makefile.
+CXXFLAGS=-Wall -pedantic -g -fprofile-arcs -ftest-coverage
+
+make clean
+make test
+
+gcov --object-directory src/ src/checkmemoryleak.cpp
+