call.c (convert_class_to_reference): Fix typos.
* call.c (convert_class_to_reference): Fix typos. (build_conditional_expr): Handle errors gracefully. * class.c (push_nested_class): Likewise. * cp-tree.h (VAR_FUNCTION_OR_PARM_DECL_CHECK): New macro. (DECL_THIS_EXTERN): Use it. (DECL_THIS_STATIC): Likewise. * cvt.c (convert_to_void): Handle errors gracefully. (build_expr_type_conversion): Likewise. * decl.c (maybe_push_decl): Likewise. (start_decl_1): Likewise. (require_complete_types_for_parms): Likewise. * parse.y (structsp): Likewise. (base_class): Likewise. * parse.c: Regenerated. * pt.c (finish_member_template_decl): Likewise. From-SVN: r31363
This commit is contained in:
Mark Mitchell
Mark Mitchell
parent
6e090c767a
commit
07c88314a3
10 changed files with 468 additions and 404 deletions
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@ -1,5 +1,22 @@
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2000-01-12 Mark Mitchell <mark@codesourcery.com>
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* call.c (convert_class_to_reference): Fix typos.
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(build_conditional_expr): Handle errors gracefully.
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* class.c (push_nested_class): Likewise.
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* cp-tree.h (VAR_FUNCTION_OR_PARM_DECL_CHECK): New macro.
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(DECL_THIS_EXTERN): Use it.
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(DECL_THIS_STATIC): Likewise.
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* cvt.c (convert_to_void): Handle errors gracefully.
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(build_expr_type_conversion): Likewise.
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* decl.c (maybe_push_decl): Likewise.
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(start_decl_1): Likewise.
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(require_complete_types_for_parms): Likewise.
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* parse.y (structsp): Likewise.
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(base_class): Likewise.
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* parse.c: Regenerated.
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* pt.c (finish_member_template_decl): Likewise.
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* typeck.c (decay_conversion): Likewise.
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* cp-tree.h (dfs_skip_vbases): New function.
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(find_vbase_instance): Likewise.
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* class.c (determine_primary_base): Allow a nearly empty base to
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@ -928,10 +928,10 @@ convert_class_to_reference (t, s, expr)
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if (!cand)
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return NULL_TREE;
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conv = build_conv (IDENTITY_CONV, s, expr);
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conv = build1 (IDENTITY_CONV, s, expr);
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conv = build_conv (USER_CONV,
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non_reference (TREE_TYPE (TREE_TYPE (cand->fn))),
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expr);
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conv);
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TREE_OPERAND (conv, 1) = build_expr_ptr_wrapper (cand);
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ICS_USER_FLAG (conv) = 1;
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if (cand->viable == -1)
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@ -2770,6 +2770,12 @@ build_conditional_expr (arg1, arg2, arg3)
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arg1 = arg2 = save_expr (arg1);
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}
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/* [expr.cond]
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The first expr ession is implicitly converted to bool (clause
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_conv_). */
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arg1 = cp_convert (boolean_type_node, arg1);
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/* If something has already gone wrong, just pass that fact up the
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tree. */
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if (arg1 == error_mark_node
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@ -2780,12 +2786,6 @@ build_conditional_expr (arg1, arg2, arg3)
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|| TREE_TYPE (arg3) == error_mark_node)
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return error_mark_node;
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/* [expr.cond]
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The first expr ession is implicitly converted to bool (clause
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_conv_). */
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arg1 = cp_convert (boolean_type_node, arg1);
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/* Convert from reference types to ordinary types; no expressions
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really have reference type in C++. */
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arg2 = convert_from_reference (arg2);
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@ -5279,8 +5279,10 @@ push_nested_class (type, modify)
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tree context;
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/* A namespace might be passed in error cases, like A::B:C. */
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if (type == NULL_TREE || type == error_mark_node || ! IS_AGGR_TYPE (type)
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if (type == NULL_TREE
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|| type == error_mark_node
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|| TREE_CODE (type) == NAMESPACE_DECL
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|| ! IS_AGGR_TYPE (type)
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|| TREE_CODE (type) == TEMPLATE_TYPE_PARM
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|| TREE_CODE (type) == TEMPLATE_TEMPLATE_PARM)
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return;
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@ -140,6 +140,16 @@ Boston, MA 02111-1307, USA. */
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__LINE__, __PRETTY_FUNCTION__); \
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__t; })
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#define VAR_FUNCTION_OR_PARM_DECL_CHECK(NODE) \
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({ const tree __t = NODE; \
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enum tree_code __c = TREE_CODE(__t); \
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if (__c != VAR_DECL \
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&& __c != FUNCTION_DECL \
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&& __c != PARM_DECL) \
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tree_check_failed (__t, VAR_DECL, __FILE__, \
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__LINE__, __PRETTY_FUNCTION__); \
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__t; })
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#define VAR_TEMPL_TYPE_OR_FUNCTION_DECL_CHECK(NODE) \
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({ const tree __t = NODE; \
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enum tree_code __c = TREE_CODE(__t); \
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@ -162,6 +172,7 @@ Boston, MA 02111-1307, USA. */
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#else /* not ENABLE_TREE_CHECKING, or not gcc */
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#define VAR_OR_FUNCTION_DECL_CHECK(NODE) NODE
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#define VAR_FUNCTION_OR_PARM_DECL_CHECK(NODE) NODE
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#define VAR_TEMPL_TYPE_OR_FUNCTION_DECL_CHECK(NODE) NODE
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#define RECORD_OR_UNION_TYPE_CHECK(NODE) NODE
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@ -2380,14 +2391,16 @@ extern int flag_new_for_scope;
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#define PTRMEM_CST_MEMBER(NODE) (((ptrmem_cst_t)PTRMEM_CST_CHECK (NODE))->member)
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/* Nonzero for VAR_DECL and FUNCTION_DECL node means that `extern' was
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specified in its declaration. */
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specified in its declaration. This can also be set for an
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erroneously declared PARM_DECL. */
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#define DECL_THIS_EXTERN(NODE) \
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DECL_LANG_FLAG_2 (VAR_OR_FUNCTION_DECL_CHECK (NODE))
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DECL_LANG_FLAG_2 (VAR_FUNCTION_OR_PARM_DECL_CHECK (NODE))
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/* Nonzero for VAR_DECL and FUNCTION_DECL node means that `static' was
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specified in its declaration. */
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specified in its declaration. This can also be set for an
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erroneously declared PARM_DECL. */
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#define DECL_THIS_STATIC(NODE) \
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DECL_LANG_FLAG_6 (VAR_OR_FUNCTION_DECL_CHECK (NODE))
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DECL_LANG_FLAG_6 (VAR_FUNCTION_OR_PARM_DECL_CHECK (NODE))
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/* Nonzero in FUNCTION_DECL means it is really an operator.
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Just used to communicate formatting information to dbxout.c. */
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10
gcc/cp/cvt.c
10
gcc/cp/cvt.c
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@ -1,5 +1,5 @@
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/* Language-level data type conversion for GNU C++.
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Copyright (C) 1987-1988, 1992-1999 Free Software Foundation, Inc.
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Copyright (C) 1987-1988, 1992-2000 Free Software Foundation, Inc.
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Hacked by Michael Tiemann (tiemann@cygnus.com)
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This file is part of GNU CC.
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@ -851,8 +851,9 @@ convert_to_void (expr, implicit)
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tree expr;
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const char *implicit;
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{
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if (expr == error_mark_node)
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return expr;
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if (expr == error_mark_node
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|| TREE_TYPE (expr) == error_mark_node)
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return error_mark_node;
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if (!TREE_TYPE (expr))
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return expr;
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if (same_type_p (TYPE_MAIN_VARIANT (TREE_TYPE (expr)), void_type_node))
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@ -1092,6 +1093,9 @@ build_expr_type_conversion (desires, expr, complain)
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expr = convert_from_reference (expr);
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basetype = TREE_TYPE (expr);
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if (basetype == error_mark_node)
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return error_mark_node;
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if (! IS_AGGR_TYPE (basetype))
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switch (TREE_CODE (basetype))
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{
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@ -1,5 +1,5 @@
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/* Process declarations and variables for C compiler.
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Copyright (C) 1988, 92-98, 1999 Free Software Foundation, Inc.
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Copyright (C) 1988, 92-98, 1999, 2000 Free Software Foundation, Inc.
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Contributed by Michael Tiemann (tiemann@cygnus.com)
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This file is part of GNU CC.
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@ -4169,11 +4169,12 @@ maybe_push_decl (decl)
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/* Add this decl to the current binding level, but not if it comes
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from another scope, e.g. a static member variable. TEM may equal
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DECL or it may be a previous decl of the same name. */
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if ((TREE_CODE (decl) != PARM_DECL
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&& DECL_CONTEXT (decl) != NULL_TREE
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/* Definitions of namespace members outside their namespace are
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possible. */
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&& TREE_CODE (DECL_CONTEXT (decl)) != NAMESPACE_DECL)
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if (decl == error_mark_node
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|| (TREE_CODE (decl) != PARM_DECL
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&& DECL_CONTEXT (decl) != NULL_TREE
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/* Definitions of namespace members outside their namespace are
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possible. */
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&& TREE_CODE (DECL_CONTEXT (decl)) != NAMESPACE_DECL)
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|| (TREE_CODE (decl) == TEMPLATE_DECL && !namespace_bindings_p ())
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|| TREE_CODE (type) == UNKNOWN_TYPE
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/* The declaration of a template specialization does not affect
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@ -6871,7 +6872,9 @@ start_decl_1 (decl)
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if (!initialized
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&& TREE_CODE (decl) != TYPE_DECL
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&& TREE_CODE (decl) != TEMPLATE_DECL
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&& IS_AGGR_TYPE (type) && ! DECL_EXTERNAL (decl))
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&& type != error_mark_node
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&& IS_AGGR_TYPE (type)
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&& ! DECL_EXTERNAL (decl))
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{
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if ((! processing_template_decl || ! uses_template_parms (type))
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&& TYPE_SIZE (complete_type (type)) == NULL_TREE)
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@ -11309,10 +11312,17 @@ static void
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require_complete_types_for_parms (parms)
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tree parms;
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{
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while (parms)
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for (; parms; parms = TREE_CHAIN (parms))
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{
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tree type = TREE_TYPE (parms);
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if (TYPE_SIZE (complete_type (type)) == NULL_TREE)
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/* Try to complete the TYPE. */
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type = complete_type (type);
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if (type == error_mark_node)
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continue;
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if (TYPE_SIZE (type) == NULL_TREE)
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{
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if (DECL_NAME (parms))
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error ("parameter `%s' has incomplete type",
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@ -11323,8 +11333,6 @@ require_complete_types_for_parms (parms)
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}
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else
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layout_decl (parms, 0);
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parms = TREE_CHAIN (parms);
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}
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}
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750
gcc/cp/parse.c
750
gcc/cp/parse.c
File diff suppressed because it is too large
Load diff
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@ -1,5 +1,5 @@
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/* YACC parser for C++ syntax.
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Copyright (C) 1988, 89, 93-98, 1999 Free Software Foundation, Inc.
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Copyright (C) 1988, 89, 93-98, 1999, 2000 Free Software Foundation, Inc.
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Hacked by Michael Tiemann (tiemann@cygnus.com)
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This file is part of GNU CC.
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@ -2124,7 +2124,9 @@ structsp:
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{
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$$.t = $1.t;
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/* struct B: public A; is not accepted by the WP grammar. */
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if (TYPE_BINFO_BASETYPES ($$.t) && !TYPE_SIZE ($$.t)
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if (CLASS_TYPE_P ($$.t)
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&& TYPE_BINFO_BASETYPES ($$.t)
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&& !TYPE_SIZE ($$.t)
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&& ! TYPE_BEING_DEFINED ($$.t))
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cp_error ("base clause without member specification for `%#T'",
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$$.t);
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@ -2298,7 +2300,12 @@ base_class:
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base_class.1:
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typename_sub
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{ if ($$ != error_mark_node) $$ = TYPE_MAIN_DECL ($1); }
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{ if ($$ == error_mark_node)
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;
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else if (!TYPE_P ($$))
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$$ = error_mark_node;
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else
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$$ = TYPE_MAIN_DECL ($1); }
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;
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@ -1,5 +1,5 @@
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/* Handle parameterized types (templates) for GNU C++.
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Copyright (C) 1992, 93-97, 1998, 1999 Free Software Foundation, Inc.
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Copyright (C) 1992, 93-97, 1998, 1999, 2000 Free Software Foundation, Inc.
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Written by Ken Raeburn (raeburn@cygnus.com) while at Watchmaker Computing.
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Rewritten by Jason Merrill (jason@cygnus.com).
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@ -197,6 +197,8 @@ finish_member_template_decl (decl)
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}
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return NULL_TREE;
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}
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else if (TREE_CODE (decl) == FIELD_DECL)
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cp_error ("data member `%D' cannot be a member template", decl);
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else if (DECL_TEMPLATE_INFO (decl))
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{
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if (!DECL_TEMPLATE_SPECIALIZATION (decl))
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@ -6214,7 +6216,9 @@ tsubst (t, args, complain, in_decl)
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if (pedantic)
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pedwarn ("creating array with size zero");
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}
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else if (integer_zerop (max) || INT_CST_LT (max, integer_zero_node))
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else if (integer_zerop (max)
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|| (TREE_CODE (max) == INTEGER_CST
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&& INT_CST_LT (max, integer_zero_node)))
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{
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/* [temp.deduct]
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@ -1705,6 +1705,9 @@ decay_conversion (exp)
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code = TREE_CODE (type);
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}
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if (type == error_mark_node)
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return error_mark_node;
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/* Constants can be used directly unless they're not loadable. */
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if (TREE_CODE (exp) == CONST_DECL)
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exp = DECL_INITIAL (exp);
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