Add a linker flag to enable gcov in basic-build-test.sh
diff --git a/tests/scripts/basic-build-test.sh b/tests/scripts/basic-build-test.sh
index 2c9deb9..4b71ff6 100755
--- a/tests/scripts/basic-build-test.sh
+++ b/tests/scripts/basic-build-test.sh
@@ -64,6 +64,7 @@
 
 # Step 1 - Make and instrumented build for code coverage
 export CFLAGS=' --coverage -g3 -O0 '
+export LDFLAGS=' --coverage'
 make clean
 cp "$CONFIG_H" "$CONFIG_BAK"
 scripts/config.pl full