[gcc r12-3858] c++: improve tree dump for templated decls

[Patrick Palka]

https://gcc.gnu.org/g:f6a05b23cc2e53c38e8321ddb5d2cbe40737e506

commit r12-3858-gf6a05b23cc2e53c38e8321ddb5d2cbe40737e506
Author: Patrick Palka <ppalka@redhat.com>
Date:   Thu Sep 23 09:36:14 2021 -0400

    c++: improve tree dump for templated decls
    
    gcc/cp/ChangeLog:
    
            * ptree.c (cxx_print_decl): Dump the DECL_TEMPLATE_RESULT of
            a TEMPLATE_DECL.  Dump the DECL_TEMPLATE_INFO rather than just
            printing its pointer value.

Diff:
---
 gcc/cp/ptree.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/gcc/cp/ptree.c b/gcc/cp/ptree.c
index 7f140f5f06b..1dcd764af01 100644
--- a/gcc/cp/ptree.c
+++ b/gcc/cp/ptree.c
@@ -51,6 +51,7 @@ cxx_print_decl (FILE *file, tree node, int indent)
     }
   else if (TREE_CODE (node) == TEMPLATE_DECL)
     {
+      print_node (file, "result", DECL_TEMPLATE_RESULT (node), indent + 4);
       print_node (file, "parms", DECL_TEMPLATE_PARMS (node), indent + 4);
       indent_to (file, indent + 3);
       fprintf (file, " full-name \"%s\"",
@@ -115,13 +116,8 @@ cxx_print_decl (FILE *file, tree node, int indent)
   
   if (VAR_OR_FUNCTION_DECL_P (node)
       && DECL_TEMPLATE_INFO (node))
-    {
-      if (need_indent)
-	indent_to (file, indent + 3);
-      fprintf (file, " template-info %p",
-	       (void *) DECL_TEMPLATE_INFO (node));
-      need_indent = false;
-    }
+    print_node (file, "template-info", DECL_TEMPLATE_INFO (node),
+		indent + 4);
 }
 
 void