[pragma] GCC diagnostic warning "-Wmaybe-uninitialized"
diff --git a/src/hb.hh b/src/hb.hh
index f39061d..a2cbba9 100644
--- a/src/hb.hh
+++ b/src/hb.hh
@@ -79,6 +79,7 @@
#pragma GCC diagnostic warning "-Wformat=2"
#pragma GCC diagnostic warning "-Wignored-pragma-optimize"
#pragma GCC diagnostic warning "-Wlogical-op"
+#pragma GCC diagnostic warning "-Wmaybe-uninitialized"
#pragma GCC diagnostic warning "-Wmissing-format-attribute"
#pragma GCC diagnostic warning "-Wsign-compare"
#pragma GCC diagnostic warning "-Wundef"
