Add UNUSED_ATTR to ZSTD_storeSeq()
diff --git a/lib/common/compiler.h b/lib/common/compiler.h
index 36584aa..1877a0c 100644
--- a/lib/common/compiler.h
+++ b/lib/common/compiler.h
@@ -61,6 +61,13 @@
# define HINT_INLINE static INLINE_KEYWORD FORCE_INLINE_ATTR
#endif
+/* UNUSED_ATTR tells the compiler it is okay if the function is unused. */
+#if defined(__GNUC__)
+# define UNUSED_ATTR __attribute__((unused))
+#else
+# define UNUSED_ATTR
+#endif
+
/* force no inlining */
#ifdef _MSC_VER
# define FORCE_NOINLINE static __declspec(noinline)