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[PATCH][2/n] Drop DW_AT_name for LTO produced unit DIEs


Testing in progress.

Ok?

Thanks,
Richard.

2015-02-11  Richard Biener  <rguenther@suse.de>

	PR lto/65015
	* dwarf2out.c (dwarf2out_finish): Do not emit DW_AT_name
	on the comp unit DIE for LTO produced units.

Index: gcc/dwarf2out.c
===================================================================
--- gcc/dwarf2out.c	(revision 220613)
+++ gcc/dwarf2out.c	(working copy)
@@ -24521,8 +24521,11 @@ dwarf2out_finish (const char *filename)
   gen_remaining_tmpl_value_param_die_attribute ();
 
   /* Add the name for the main input file now.  We delayed this from
-     dwarf2out_init to avoid complications with PCH.  */
-  add_name_attribute (comp_unit_die (), remap_debug_filename (filename));
+     dwarf2out_init to avoid complications with PCH.
+     Avoid doing this for LTO produced units as it adds random
+     tempfile names.  */
+  if (!in_lto_p)
+    add_name_attribute (comp_unit_die (), remap_debug_filename (filename));
   if (!IS_ABSOLUTE_PATH (filename) || targetm.force_at_comp_dir)
     add_comp_dir_attribute (comp_unit_die ());
   else if (get_AT (comp_unit_die (), DW_AT_comp_dir) == NULL)


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