From 5a5cccaa4e00fd06fd8e8bf4e9f731dbda799dd3 Mon Sep 17 00:00:00 2001
From: Nathan Sidwell <nathan@gcc.gnu.org>
Date: Mon, 30 Dec 2002 12:46:13 +0000
Subject: [PATCH] re PR c++/9054 (segfault on legal code with option
-fdump-translation-unit)
PR c++/9054
* class.c (layout_class_type): Set DECL_CONTEXT of type for base.
* dump.c (cp_dump_tree, RECORD_TYPE): Deal with type for base types.
From-SVN: r60627
---
gcc/cp/class.c | 1 +
gcc/cp/dump.c | 8 ++++++++
2 files changed, 9 insertions(+)
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index 32f49a7bb116..85d6d2addd75 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -5161,6 +5161,7 @@ layout_class_type (tree t, tree *virtuals_p)
/* Record the base version of the type. */
CLASSTYPE_AS_BASE (t) = base_t;
+ TYPE_CONTEXT (base_t) = t;
}
else
CLASSTYPE_AS_BASE (t) = t;
diff --git a/gcc/cp/dump.c b/gcc/cp/dump.c
index fa55833e2089..da207d32917f 100644
--- a/gcc/cp/dump.c
+++ b/gcc/cp/dump.c
@@ -265,6 +265,14 @@ cp_dump_tree (dump_info, t)
return 1;
}
+ /* Is it a type used as a base? */
+ if (TYPE_CONTEXT (t) && TREE_CODE (TYPE_CONTEXT (t)) == TREE_CODE (t)
+ && CLASSTYPE_AS_BASE (TYPE_CONTEXT (t)) == t)
+ {
+ dump_child ("bfld", TYPE_CONTEXT (t));
+ return 1;
+ }
+
dump_child ("vfld", TYPE_VFIELD (t));
if (CLASSTYPE_TEMPLATE_SPECIALIZATION(t))
dump_string(di, "spec");
--
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