c-decl.c: Fix typos in several comments.
* c-decl.c: Fix typos in several comments. Remove all #if 0 blocks; reindent as needed. Remove unused argument to declare_parm_level; all callers changed. * c-parse.in: Update calls to declare_parm_level. Avoid issuing a double warning in some circumstances. * c-typeck.c: Update calls to declare_parm_level. * c-tree.h: Update prototype of declare_parm_level. * c-pragma.c (apply_pragma_weak): Don't complain about a redundant #pragma weak. * objc/objc-act.c (forward_declare_categories, build_selector_reference_decl, build_class_reference_decl, build_objc_string_decl, synth_forward_declarations, build_protocol_reference): Set TREE_PUBLIC on synthetic forward decl to 0, consistent with eventual definition. Correct comments to match. cp: * pt.c (get_bindings): Make definition consistent with forward declaration. From-SVN: r69519
This commit is contained in:
Zack Weinberg
parent
78ff95dc17
commit
eb1dfbb2fb
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@ -1,5 +1,23 @@
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2003-07-17 Zack Weinberg <zack@codesourcery.com>
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* c-decl.c: Fix typos in several comments. Remove all
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#if 0 blocks; reindent as needed. Remove unused argument
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to declare_parm_level; all callers changed.
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* c-parse.in: Update calls to declare_parm_level. Avoid
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issuing a double warning in some circumstances.
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* c-typeck.c: Update calls to declare_parm_level.
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* c-tree.h: Update prototype of declare_parm_level.
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* c-pragma.c (apply_pragma_weak): Don't complain about a
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redundant #pragma weak.
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* objc/objc-act.c (forward_declare_categories,
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build_selector_reference_decl, build_class_reference_decl,
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build_objc_string_decl, synth_forward_declarations,
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build_protocol_reference): Set TREE_PUBLIC on synthetic
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forward decl to 0, consistent with eventual definition.
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Correct comments to match.
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* fixinc/inclhack.def (solaris_mutex_init_2): Escape braces
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in regexp that don't form a range expression.
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* fixinc/fixincl.def: Regenerate.
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161
gcc/c-decl.c
161
gcc/c-decl.c
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@ -83,26 +83,28 @@ static tree enum_next_value;
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static int enum_overflow;
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/* Parsing a function declarator leaves a list of parameter names
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or a chain or parameter decls here. */
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or a chain of parameter decls here. */
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static tree last_function_parms;
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/* Parsing a function declarator leaves here a chain of structure
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and enum types declared in the parmlist. */
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/* Parsing a function declarator leaves a chain of structure
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and enum types declared in the parmlist here. */
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static tree last_function_parm_tags;
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/* After parsing the declarator that starts a function definition,
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`start_function' puts here the list of parameter names or chain of decls.
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`store_parm_decls' finds it here. */
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`start_function' puts the list of parameter names or chain of decls here
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for `store_parm_decls' to find. */
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static tree current_function_parms;
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/* Similar, for last_function_parm_tags. */
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static tree current_function_parm_tags;
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/* Similar, for the file and line that the prototype came from if this is
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an old-style definition. */
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static location_t current_function_prototype_locus;
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/* The current statement tree. */
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@ -401,13 +403,10 @@ kept_level_p (void)
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|| current_binding_level->tags != 0);
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}
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/* Identify this binding level as a level of parameters.
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DEFINITION_FLAG is 1 for a definition, 0 for a declaration.
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But it turns out there is no way to pass the right value for
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DEFINITION_FLAG, so we ignore it. */
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/* Identify this binding level as a level of parameters. */
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void
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declare_parm_level (int definition_flag ATTRIBUTE_UNUSED)
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declare_parm_level (void)
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{
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current_binding_level->parm_flag = 1;
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}
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@ -2659,14 +2658,6 @@ start_decl (tree declarator, tree declspecs, int initialized, tree attributes)
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if (initialized)
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{
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#if 0
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/* Seems redundant with grokdeclarator. */
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if (current_binding_level != global_binding_level
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&& DECL_EXTERNAL (decl)
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&& TREE_CODE (decl) != FUNCTION_DECL)
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warning ("declaration of `%s' has `extern' and is initialized",
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IDENTIFIER_POINTER (DECL_NAME (decl)));
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#endif
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DECL_EXTERNAL (decl) = 0;
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if (current_binding_level == global_binding_level)
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TREE_STATIC (decl) = 1;
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@ -3020,17 +3011,6 @@ push_parm_decl (tree parm)
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TREE_PURPOSE (TREE_PURPOSE (parm)), PARM, 0);
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decl_attributes (&decl, TREE_VALUE (parm), 0);
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#if 0
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if (DECL_NAME (decl))
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{
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tree olddecl;
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olddecl = lookup_name (DECL_NAME (decl));
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if (pedantic && olddecl != 0 && TREE_CODE (olddecl) == TYPE_DECL)
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pedwarn_with_decl (decl,
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"ISO C forbids parameter `%s' shadowing typedef");
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}
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#endif
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decl = pushdecl (decl);
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immediate_size_expand = old_immediate_size_expand;
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@ -3930,14 +3910,6 @@ grokdeclarator (tree declarator, tree declspecs,
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if (pedantic && !COMPLETE_TYPE_P (type))
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pedwarn ("array type has incomplete element type");
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#if 0
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/* We shouldn't have a function type here at all!
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Functions aren't allowed as array elements. */
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if (pedantic && TREE_CODE (type) == FUNCTION_TYPE
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&& (constp || volatilep))
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pedwarn ("ISO C forbids const or volatile function types");
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#endif
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/* Build the array type itself, then merge any constancy or
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volatility into the target type. We must do it in this order
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to ensure that the TYPE_MAIN_VARIANT field of the array type
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@ -4303,10 +4275,6 @@ grokdeclarator (tree declarator, tree declspecs,
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type = build_array_type (c_build_qualified_type (TREE_TYPE (type),
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type_quals),
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TYPE_DOMAIN (type));
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#if 0
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/* Leave the field const or volatile as well. */
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type_quals = TYPE_UNQUALIFIED;
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#endif
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}
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decl = build_decl (FIELD_DECL, declarator, type);
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DECL_NONADDRESSABLE_P (decl) = bitfield;
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@ -4410,9 +4378,6 @@ grokdeclarator (tree declarator, tree declspecs,
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type_quals),
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TYPE_DOMAIN (type));
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TYPE_ALIGN (type) = saved_align;
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#if 0 /* Leave the variable const or volatile as well. */
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type_quals = TYPE_UNQUALIFIED;
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#endif
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}
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else if (type_quals)
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type = c_build_qualified_type (type, type_quals);
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@ -4533,62 +4498,36 @@ grokparms (tree parms_info, int funcdef_flag)
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{
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tree parm;
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tree typelt;
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/* We no longer test FUNCDEF_FLAG.
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If the arg types are incomplete in a declaration,
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/* If the arg types are incomplete in a declaration,
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they must include undefined tags.
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These tags can never be defined in the scope of the declaration,
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so the types can never be completed,
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and no call can be compiled successfully. */
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#if 0
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/* In a fcn definition, arg types must be complete. */
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if (funcdef_flag)
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#endif
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for (parm = last_function_parms, typelt = first_parm;
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parm;
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parm = TREE_CHAIN (parm))
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/* Skip over any enumeration constants declared here. */
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if (TREE_CODE (parm) == PARM_DECL)
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{
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/* Barf if the parameter itself has an incomplete type. */
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tree type = TREE_VALUE (typelt);
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if (type == error_mark_node)
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continue;
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if (!COMPLETE_TYPE_P (type))
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{
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if (funcdef_flag && DECL_NAME (parm) != 0)
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error ("parameter `%s' has incomplete type",
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IDENTIFIER_POINTER (DECL_NAME (parm)));
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else
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warning ("parameter has incomplete type");
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if (funcdef_flag)
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{
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TREE_VALUE (typelt) = error_mark_node;
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TREE_TYPE (parm) = error_mark_node;
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}
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}
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#if 0
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/* This has been replaced by parm_tags_warning, which
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uses a more accurate criterion for what to warn
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about. */
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else
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{
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/* Now warn if is a pointer to an incomplete type. */
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while (TREE_CODE (type) == POINTER_TYPE
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|| TREE_CODE (type) == REFERENCE_TYPE)
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type = TREE_TYPE (type);
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type = TYPE_MAIN_VARIANT (type);
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if (!COMPLETE_TYPE_P (type))
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{
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if (DECL_NAME (parm) != 0)
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warning ("parameter `%s' points to incomplete type",
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IDENTIFIER_POINTER (DECL_NAME (parm)));
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else
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warning ("parameter points to incomplete type");
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}
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}
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#endif
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typelt = TREE_CHAIN (typelt);
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}
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for (parm = last_function_parms, typelt = first_parm;
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parm;
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parm = TREE_CHAIN (parm))
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/* Skip over any enumeration constants declared here. */
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if (TREE_CODE (parm) == PARM_DECL)
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{
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/* Barf if the parameter itself has an incomplete type. */
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tree type = TREE_VALUE (typelt);
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if (type == error_mark_node)
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continue;
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if (!COMPLETE_TYPE_P (type))
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{
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if (funcdef_flag && DECL_NAME (parm) != 0)
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error ("parameter `%s' has incomplete type",
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IDENTIFIER_POINTER (DECL_NAME (parm)));
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else
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warning ("parameter has incomplete type");
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if (funcdef_flag)
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{
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TREE_VALUE (typelt) = error_mark_node;
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TREE_TYPE (parm) = error_mark_node;
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}
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}
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typelt = TREE_CHAIN (typelt);
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}
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return first_parm;
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}
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@ -5732,7 +5671,7 @@ start_function (tree declspecs, tree declarator, tree attributes)
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current_function_decl = pushdecl (decl1);
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pushlevel (0);
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declare_parm_level (1);
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declare_parm_level ();
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make_decl_rtl (current_function_decl, NULL);
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@ -5864,22 +5803,6 @@ store_parm_decls (void)
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and record in the function. */
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DECL_ARGUMENTS (fndecl) = getdecls ();
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#if 0
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/* If this function takes a variable number of arguments,
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add a phony parameter to the end of the parm list,
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to represent the position of the first unnamed argument. */
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if (TREE_VALUE (tree_last (TYPE_ARG_TYPES (TREE_TYPE (fndecl))))
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!= void_type_node)
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{
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tree dummy = build_decl (PARM_DECL, NULL_TREE, void_type_node);
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/* Let's hope the address of the unnamed parm
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won't depend on its type. */
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TREE_TYPE (dummy) = integer_type_node;
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DECL_ARG_TYPE (dummy) = integer_type_node;
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DECL_ARGUMENTS (fndecl) = chainon (DECL_ARGUMENTS (fndecl), dummy);
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}
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#endif
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/* Now pushdecl the enum constants. */
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for (parm = others; parm; parm = next)
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{
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@ -6142,12 +6065,6 @@ store_parm_decls (void)
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keep_next_if_subblocks = 1;
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/* ??? This might be an improvement,
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but needs to be thought about some more. */
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#if 0
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keep_next_level_flag = 1;
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#endif
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/* Write a record describing this function definition to the prototypes
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file (if requested). */
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@ -6216,12 +6133,6 @@ finish_function (int nested, int can_defer_p)
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poplevel (1, 0, 1);
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}
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#if 0
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/* This caused &foo to be of type ptr-to-const-function which then
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got a warning when stored in a ptr-to-function variable. */
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TREE_READONLY (fndecl) = 1;
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#endif
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BLOCK_SUPERCONTEXT (DECL_INITIAL (fndecl)) = fndecl;
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/* Must mark the RESULT_DECL as being in this function. */
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@ -1842,7 +1842,7 @@ component_decl:
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| declspecs_nosc_nots
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{ if (pedantic)
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pedwarn ("ISO C forbids member declarations with no members");
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shadow_tag($1);
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shadow_tag_warned ($1, pedantic);
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$$ = NULL_TREE; }
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| error
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{ $$ = NULL_TREE; }
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@ -2482,7 +2482,7 @@ parmlist:
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maybe_attribute
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{ pushlevel (0);
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clear_parm_order ();
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declare_parm_level (0); }
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declare_parm_level (); }
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parmlist_1
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{ $$ = $3;
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parmlist_tags_warning ();
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@ -2604,7 +2604,7 @@ parmlist_or_identifiers:
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maybe_attribute
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{ pushlevel (0);
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clear_parm_order ();
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declare_parm_level (1); }
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declare_parm_level (); }
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parmlist_or_identifiers_1
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{ $$ = $3;
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parmlist_tags_warning ();
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@ -273,6 +273,7 @@ apply_pragma_weak (tree decl, tree value)
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}
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if (SUPPORTS_WEAK && DECL_EXTERNAL (decl) && TREE_USED (decl)
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&& !DECL_WEAK (decl) /* don't complain about a redundant #pragma */
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&& TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)))
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warning_with_decl (decl, "applying #pragma weak `%s' after first use results in unspecified behavior");
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@ -191,7 +191,7 @@ extern tree build_enumerator (tree, tree);
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extern void check_for_loop_decls (void);
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extern void clear_parm_order (void);
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extern int complete_array_type (tree, tree, int);
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extern void declare_parm_level (int);
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extern void declare_parm_level (void);
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extern tree define_label (location_t, tree);
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extern void finish_decl (tree, tree, tree);
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extern tree finish_enum (tree, tree, tree);
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@ -375,7 +375,7 @@ common_type (tree t1, tree t2)
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lists, argument by argument. */
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pushlevel (0);
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declare_parm_level (1);
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declare_parm_level ();
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len = list_length (p1);
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newargs = 0;
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@ -1,3 +1,8 @@
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2003-07-17 Zack Weinberg <zack@codesourcery.com>
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* pt.c (get_bindings): Make definition consistent with
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forward declaration.
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2003-07-17 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
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PR c++/7809
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@ -6,7 +11,7 @@
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2003-07-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
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PR c++/10668
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* typeck.c (build_class_member_access_expr): Improve diagnostic.
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* typeck.c (build_class_member_access_expr): Improve diagnostic.
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2003-07-16 Mark Mitchell <mark@codesourcery.com>
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@ -43,7 +48,7 @@
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(tsubst_expr): Tweak use of DECL_PRETTY_FUNCTION_P.
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* semantics.c (finish_id_expression): Use
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DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
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2003-07-16 Neil Booth <neil@daikokuya.co.uk>
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* lang-options.h: Remove.
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@ -95,7 +100,7 @@
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* friend.c (do_friend): Likewise.
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* init.c (build_offset_ref): Likewise.
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* lex.c (unqualified_fn_lookup_error): Use pedwarn. Do not create
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LOOKUP_EXPRs
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LOOKUP_EXPRs
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* mangle.c (write_expression): Remove support for LOOKUP_EXPR.
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* parser.c (cp_parser_postfix_expression): Modify Koenig lookup
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test.
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@ -116,7 +121,7 @@
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(finish_fname): Likewise.
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(finish_id_expression): Likewise.
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* tree.c (is_aggr_type_2): Remove.
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2003-07-16 Gabriel Dos Reis <gdr@integrable-solutions.net>
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PR c++/11531
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@ -133,8 +138,8 @@
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PR c++/11509
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* pt.c (dependent_scope_ref_p): New function.
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(value_dependent_expression_p): Use it.
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(type_dependent_expression_p): Likewise.
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(type_dependent_expression_p): Likewise.
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* pt.c (tsubst_friend_function): Use reregister_specialization.
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PR c++/7019
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@ -152,7 +157,7 @@
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PR c++/11510
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* call.c (op_error): Properly format REALPART_EXPR and
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IMAGPART_EXPR.
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IMAGPART_EXPR.
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* error.c (dump_expr): Likewise.
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2003-07-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
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@ -185,7 +190,7 @@
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* search.c (lookup_base): Use DECL_SELF_REFERENCE_P.
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* pt.c (reregister_specialization): Fix thinko in previous change.
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* cp-tree.h (cp_id_kind): New type.
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(unqualified_name_lookup_error): Change prototype.
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(unqualified_fn_lookup_error): New function.
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@ -225,7 +230,7 @@
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(regenerate_decl_from_template): Use reregister_specialization.
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* semantics.c (perform_koenig_lookup): New function.
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(finish_id_expression): Likewise.
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|
||||
2003-07-13 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
|
||||
|
||||
* pt.c (push_access_scope_real): Remove.
|
||||
|
|
@ -306,7 +311,7 @@
|
|||
* cp-tree.h (break_out_calls): Remove declaration.
|
||||
* tree.c (break_out_calls): Remove.
|
||||
* typeck.c (build_modify_expr): Avoid invalid sharing of trees.
|
||||
|
||||
|
||||
2003-07-09 Nathan Sidwell <nathan@codesourcery.com>
|
||||
|
||||
PR c++ 9483
|
||||
|
|
|
|||
|
|
@ -10028,7 +10028,7 @@ get_bindings_real (tree fn,
|
|||
|
||||
/* For most uses, we want to check the return type. */
|
||||
|
||||
tree
|
||||
static tree
|
||||
get_bindings (tree fn, tree decl, tree explicit_args)
|
||||
{
|
||||
return get_bindings_real (fn, decl, explicit_args, 1, DEDUCE_EXACT, -1);
|
||||
|
|
|
|||
|
|
@ -1591,6 +1591,7 @@ forward_declare_categories ()
|
|||
impent->class_decl
|
||||
= create_builtin_decl (VAR_DECL, objc_category_template,
|
||||
IDENTIFIER_POINTER (synth_id_with_class_suffix ("_OBJC_CATEGORY", objc_implementation_context)));
|
||||
TREE_PUBLIC (impent->class_decl) = 0;
|
||||
}
|
||||
}
|
||||
objc_implementation_context = sav;
|
||||
|
|
@ -1975,7 +1976,7 @@ build_selector_reference_decl ()
|
|||
|
||||
decl = build_decl (VAR_DECL, ident, selector_type);
|
||||
DECL_EXTERNAL (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 0;
|
||||
TREE_USED (decl) = 1;
|
||||
TREE_READONLY (decl) = 1;
|
||||
DECL_ARTIFICIAL (decl) = 1;
|
||||
|
|
@ -2190,7 +2191,7 @@ build_class_reference_decl ()
|
|||
|
||||
decl = build_decl (VAR_DECL, ident, objc_class_type);
|
||||
DECL_EXTERNAL (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 0;
|
||||
TREE_USED (decl) = 1;
|
||||
TREE_READONLY (decl) = 1;
|
||||
DECL_CONTEXT (decl) = 0;
|
||||
|
|
@ -2327,7 +2328,7 @@ build_objc_string_decl (section)
|
|||
|
||||
decl = build_decl (VAR_DECL, ident, build_array_type (char_type_node, 0));
|
||||
DECL_EXTERNAL (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 0;
|
||||
TREE_USED (decl) = 1;
|
||||
TREE_READONLY (decl) = 1;
|
||||
TREE_CONSTANT (decl) = 1;
|
||||
|
|
@ -3460,7 +3461,7 @@ synth_forward_declarations ()
|
|||
{
|
||||
tree sc_spec, decl_specs, an_id;
|
||||
|
||||
/* extern struct objc_class _OBJC_CLASS_<my_name>; */
|
||||
/* static struct objc_class _OBJC_CLASS_<my_name>; */
|
||||
|
||||
an_id = synth_id_with_class_suffix ("_OBJC_CLASS", objc_implementation_context);
|
||||
|
||||
|
|
@ -3477,7 +3478,8 @@ synth_forward_declarations ()
|
|||
|
||||
UOBJC_METACLASS_decl = define_decl (an_id, decl_specs);
|
||||
TREE_USED (UOBJC_METACLASS_decl) = 1;
|
||||
DECL_ARTIFICIAL(UOBJC_METACLASS_decl) = 1;
|
||||
DECL_ARTIFICIAL (UOBJC_METACLASS_decl) = 1;
|
||||
TREE_PUBLIC (UOBJC_METACLASS_decl) = 0;
|
||||
|
||||
/* Pre-build the following entities - for speed/convenience. */
|
||||
|
||||
|
|
@ -5226,7 +5228,7 @@ build_protocol_reference (p)
|
|||
{
|
||||
tree decl, ident, ptype;
|
||||
|
||||
/* extern struct objc_protocol _OBJC_PROTOCOL_<mumble>; */
|
||||
/* static struct objc_protocol _OBJC_PROTOCOL_<mumble>; */
|
||||
|
||||
ident = synth_id_with_class_suffix ("_OBJC_PROTOCOL", p);
|
||||
ptype
|
||||
|
|
@ -5240,7 +5242,7 @@ build_protocol_reference (p)
|
|||
{
|
||||
decl = build_decl (VAR_DECL, ident, ptype);
|
||||
DECL_EXTERNAL (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 1;
|
||||
TREE_PUBLIC (decl) = 0;
|
||||
TREE_USED (decl) = 1;
|
||||
DECL_ARTIFICIAL (decl) = 1;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue