Avoid defining __pure2 if already defined

This gets rid of a warning on Mac OS X due to the fact that sys/cdefs.h defines it already.
JuliaMath · Mar 8, 2016 · e836b30 · e836b30
1 parent 0df58e7
commit e836b30
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/bsd_cdefs.h b/src/bsd_cdefs.h
@@ -93,7 +93,7 @@
  * for a given compiler, let the compile fail if it is told to use
  * a feature that we cannot live without.
  */
-#if __GNUC_PREREQ__(2, 7) || defined(__INTEL_COMPILER)
+#if !defined(__pure2) && (__GNUC_PREREQ__(2, 7) || defined(__INTEL_COMPILER))
 #define	__pure2		__attribute__((__const__))
 #endif