host-darwin.c (darwin_rs6000_gt_pch_use_address): Return 1 if file was successfully mapped.

	* config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
	Return 1 if file was successfully mapped.

From-SVN: r80537

gcc/ChangeLog

+2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>
+
+	* config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+	Return 1 if file was successfully mapped.
+
 2004-04-08  Geoffrey Keating  <geoffk@apple.com>
 
 	PR pch/13419

gcc/config/rs6000/host-darwin.c

@@ -187,10 +187,10 @@ darwin_rs6000_gt_pch_use_address (void *addr, size_t sz, int fd, size_t off)
 			  fd, off);
 
       /* The file might not be mmap-able.  */
-      ret = mmap_result == (void *) MAP_FAILED;
+      ret = mmap_result != (void *) MAP_FAILED;
 
       /* Sanity check for broken MAP_FIXED.  */
-      if (!ret && mmap_result != addr)
+      if (ret && mmap_result != addr)
 	abort ();
     }