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2019-11-25 Joseph Myers <joseph@codesourcery.com>
+ PR c/91985
+ * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128)
+ (BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR): Define to
+ error_mark_node if corresponding global tree node is NULL.
+ * tree.c (build_common_tree_nodes): Do not initialize
+ dfloat32_type_node, dfloat64_type_node or dfloat128_type_node if
+ decimal floating-point not supported.
+
+2019-11-25 Joseph Myers <joseph@codesourcery.com>
+
* attribs.c (decl_attributes): Do not ignore C++11 attributes on
types.