[PATCH] c++: Add missing scope in typedef diagnostic [PR100763]

[Matthias Kretz]

From: Matthias Kretz <kr...@kde.org>

dump_type on 'const std::string' should not print 'const string' unless
TFF_UNQUALIFIED_NAME is requested.

gcc/cp/ChangeLog:

        PR c++/100763
        * error.c: Call dump_scope when printing a typedef.
---
 gcc/cp/error.c | 2 ++
 1 file changed, 2 insertions(+)


--
──────────────────────────────────────────────────────────────────────────
 Dr. Matthias Kretz                           https://mattkretz.github.io
 GSI Helmholtz Centre for Heavy Ion Research               https://gsi.de
 std::experimental::simd              https://github.com/VcDevel/std-simd
──────────────────────────────────────────────────────────────────────────
diff --git a/gcc/cp/error.c b/gcc/cp/error.c
index c88d1749a0f..ad69df6ef7f 100644
--- a/gcc/cp/error.c
+++ b/gcc/cp/error.c
@@ -501,6 +501,8 @@ dump_type (cxx_pretty_printer *pp, tree t, int flags)
       else
 	{
 	  pp_cxx_cv_qualifier_seq (pp, t);
+	  if (! (flags & TFF_UNQUALIFIED_NAME))
+	    dump_scope (pp, CP_DECL_CONTEXT (TYPE_NAME (t)), flags);
 	  pp_cxx_tree_identifier (pp, TYPE_IDENTIFIER (t));
 	  return;
 	}