darwin.h: Fix confusing typo in comment.

[gcc/ChangeLog]
2004-11-12  Ziemowit Laski  <zlaski@apple.com>

        * config/rs6000/darwin.h: Fix confusing typo in comment.

From-SVN: r90567

gcc/ChangeLog

+2004-11-12  Ziemowit Laski  <zlaski@apple.com>
+
+	* config/rs6000/darwin.h: Fix confusing typo in comment.
+
 2004-11-12  Devang Patel  <dpatel@apple.com>
 
 	* optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.

gcc/config/rs6000/darwin.h

@@ -172,7 +172,7 @@ do {									\
   { "-Waltivec-long-deprecated",	"-mwarn-altivec-long" },	\
   { "-Wno-altivec-long-deprecated", "-mno-warn-altivec-long" }
 
-/* Make both r2 and r3 available for allocation.  */
+/* Make both r2 and r13 available for allocation.  */
 #define FIXED_R2 0
 #define FIXED_R13 0