* dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.

From-SVN: r48815

gcc/ChangeLog

+Sun Jan 13 06:55:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
+
 2002-01-12  Tom Rix  <trix@redhat.com>
 
 	* config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for 

gcc/dwarf2out.c

@@ -7854,6 +7854,14 @@ mem_loc_descriptor (rtl, mode)
       mem_loc_result = int_loc_descriptor (INTVAL (rtl));
       break;
 
+    case ADDRESSOF:
+      /* If this is a MEM, return its address.  Otherwise, we can't
+	 represent this.  */
+      if (GET_CODE (XEXP (rtl, 0)) == MEM)
+	return mem_loc_descriptor (XEXP (XEXP (rtl, 0), 0), mode);
+      else
+	return 0;
+
     default:
       abort ();
     }