From: tromey <tromey>
Date: Thu, 3 Mar 2011 17:33:38 +0000 (+0000)
Subject: 	PR gdb/12538:
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=ef05b84d9701bffb68429a698e48c393a344369e;p=pf3gnuchains%2Fpf3gnuchains4x.git

	PR gdb/12538:
	* dwarf2read.c (process_psymtab_comp_unit): Handle case where
	DW_STRING is NULL.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 285c01be8f..6a26ea4143 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2011-03-03  Tom Tromey  <tromey@redhat.com>
+
+	PR gdb/12538:
+	* dwarf2read.c (process_psymtab_comp_unit): Handle case where
+	DW_STRING is NULL.
+
 2011-03-03  Michael Snyder  <msnyder@vmware.com>
 
 	* tui/tui-winsource.c (tui_update_source_window_as_is): Initialize
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index a255eefd53..d12028f617 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -3191,6 +3191,7 @@ process_psymtab_comp_unit (struct objfile *objfile,
   struct attribute *attr;
   CORE_ADDR best_lowpc = 0, best_highpc = 0;
   struct die_reader_specs reader_specs;
+  const char *filename;
 
   init_one_comp_unit (&cu, objfile);
   back_to_inner = make_cleanup (free_stack_comp_unit, &cu);
@@ -3250,8 +3251,12 @@ process_psymtab_comp_unit (struct objfile *objfile,
 
   /* Allocate a new partial symbol table structure.  */
   attr = dwarf2_attr (comp_unit_die, DW_AT_name, &cu);
+  if (attr == NULL || !DW_STRING (attr))
+    filename = "";
+  else
+    filename = DW_STRING (attr);
   pst = start_psymtab_common (objfile, objfile->section_offsets,
-			      (attr != NULL) ? DW_STRING (attr) : "",
+			      filename,
 			      /* TEXTLOW and TEXTHIGH are set below.  */
 			      0,
 			      objfile->global_psymbols.next,