re PR debug/81993 (-gsplit-dwarf removes some symbols, causing some undefined references)

2017-08-28  Richard Biener  <rguenther@suse.de>

	PR debug/81993
	* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
	Do nothing for removed DIEs.

From-SVN: r251382

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 90063a6..8a35b28 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2017-08-28  Richard Biener  <rguenther@suse.de>
 
+       PR debug/81993
+       * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
+       Do nothing for removed DIEs.
+
+2017-08-28  Richard Biener  <rguenther@suse.de>
+
        PR tree-optimization/81977
        * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
        memcpy.

diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 9fc32fe..574307e 100644 (file)
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -26037,7 +26037,8 @@ gen_remaining_tmpl_value_param_die_attribute (void)
       j = 0;
       FOR_EACH_VEC_ELT (*tmpl_value_parm_die_table, i, e)
        {
-         if (!tree_add_const_value_attribute (e->die, e->arg))
+         if (!e->die->removed
+             && !tree_add_const_value_attribute (e->die, e->arg))
            {
              dw_loc_descr_ref loc = NULL;
              if (! early_dwarf