portability_macros.h in zstd-ruby-1.5.2.0

- old
+ new

@@ -63,9 +63,15 @@
 # else
 #  define ZSTD_DATAFLOW_SANITIZER 0
 # endif
 #endif
 
+/* Mark the internal assembly functions as hidden  */
+#ifdef __ELF__
+# define ZSTD_HIDE_ASM_FUNCTION(func) .hidden func
+#else
+# define ZSTD_HIDE_ASM_FUNCTION(func)
+#endif
 
 /* Enable runtime BMI2 dispatch based on the CPU.
  * Enabled for clang & gcc >=4.8 on x86 when BMI2 isn't enabled by default.
  */
 #ifndef DYNAMIC_BMI2