tests: Make valgrind more exacting

Makefile

@@ -99,6 +99,9 @@ CPPFLAGS += $(shell pkg-config $(PKG_CONFIG_EXTRA) --cflags libusb-1.0)
 CPPFLAGS += $(OLD_URI) -DCORRTABLE_PATH=\"$(BACKEND_DATA_DIR)\"
 LIBLDFLAGS = -g -shared
 
+# Debugging
+#CFLAGS += -fsanitize=address
+
 # List of backends
 BACKENDS = canonselphy canonselphyneo dnpds40 hiti kodak605 kodak1400 kodak6800 magicard mitsu70x mitsu9550 mitsud90 mitsup95d shinkos1245 shinkos2145 shinkos6145 shinkos6245 sonyupd sonyupdneo
 

regression.pl

@@ -120,7 +120,7 @@ if ($proc_count > 1 && $kid > 0) {
 		if ($quiet) {
 		    unshift(@args,"-q");
 		}
-		unshift(@args,"valgrind", "--track-origins=yes");
+		unshift(@args,"valgrind", "--track-origins=yes", "--leak-check=full");
 	    }
 	    if (!$quiet) {
 		print join(":", @args) . "\n";