From a9e8a5eede7232680aa5ce0afb776347df2aee53 Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Date: Sun, 13 Jan 2002 12:01:19 +0000
Subject: [PATCH] * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.

From-SVN: r48815
---
 gcc/ChangeLog   | 4 ++++
 gcc/dwarf2out.c | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 88782fb2aa7..ae2f1f9de35 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+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 
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index ca56ce17093..9b8e4a417f9 100644
--- a/gcc/dwarf2out.c
+++ b/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 ();
     }