dwarf2out.c (add_scalar_info): Add back refererence to existing DIE if it has the...

	* dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
	if it has the DW_AT_data_member_location attribute.

From-SVN: r273002

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 77d1f60..154e336 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2019-07-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
+       if it has the DW_AT_data_member_location attribute.
+
 2019-07-03  Richard Biener  <rguenther@suse.de>
 
        * gimple-pretty-print.c (dump_ternary_rhs): Fix BIT_INSERT_EXPR

diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 7fa8b05..6e82802 100644 (file)
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -20845,6 +20845,7 @@ add_scalar_info (dw_die_ref die, enum dwarf_attribute attr, tree value,
          if (decl_die != NULL)
            {
              if (get_AT (decl_die, DW_AT_location)
+                 || get_AT (decl_die, DW_AT_data_member_location)
                  || get_AT (decl_die, DW_AT_const_value))
                {
                  add_AT_die_ref (die, attr, decl_die);

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d552112..656b589 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2019-07-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * gnat.dg/specs/debug1.ads: New test.
+
 2019-07-03  Martin Liska  <mliska@suse.cz>
 
        PR tree-optimization/90892

diff --git a/gcc/testsuite/gnat.dg/specs/debug1.ads b/gcc/testsuite/gnat.dg/specs/debug1.ads
new file mode 100644 (file)
index 0000000..f94b42a
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/specs/debug1.ads
@@ -0,0 +1,18 @@
+-- { dg-do compile }
+-- { dg-options "-cargs -g -dA -fgnat-encodings=minimal -margs" }
+
+package Debug1 is
+
+   type Index_T is new Positive range 1 .. 128;
+
+   type Array_Type is array (Index_T range <>) of Integer;
+
+   type Record_Type (N : Index_T := 16) is record
+      A : Array_Type (1 .. N);
+   end record;
+
+   R : Record_Type;
+
+end Debug1;
+
+--  { dg-final { scan-assembler-times "DW_AT_upper_bound" 4 } }