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| author | Jason Merrill <jason@yorick.cygnus.com> | 1999-04-13 00:10:42 +0000 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 1999-04-12 20:10:42 -0400 |
| commit | f2e2cbd4a21cad06f5cb58e533209fa484acc672 (patch) | |
| tree | 8a25f3b6c9e80c0a5e909a8b53210b24fe44daa8 | |
| parent | 20c395720e1d3731f347086be7b26ea35eb98bb6 (diff) | |
| download | gcc-f2e2cbd4a21cad06f5cb58e533209fa484acc672.zip gcc-f2e2cbd4a21cad06f5cb58e533209fa484acc672.tar.gz gcc-f2e2cbd4a21cad06f5cb58e533209fa484acc672.tar.bz2 | |
decl.c (xref_tag): Only complain once about using a typedef-name with 'struct'.
* decl.c (xref_tag): Only complain once about using a typedef-name
with 'struct'. Downgrade to pedwarn.
* decl.c (grokdeclarator): Allow [] syntax for zero-length array.
From-SVN: r26392
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/decl.c | 27 |
2 files changed, 18 insertions, 14 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index a2fe0ce..5531d63 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,5 +1,10 @@ 1999-04-12 Jason Merrill <jason@yorick.cygnus.com> + * decl.c (xref_tag): Only complain once about using a typedef-name + with 'struct'. Downgrade to pedwarn. + + * decl.c (grokdeclarator): Allow [] syntax for zero-length array. + * parse.y (absdcl_intern): New nonterminal. (absdcl, direct_abstract_declarator): Use it. diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index c233079..89b1367 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -10090,6 +10090,10 @@ grokdeclarator (declarator, declspecs, decl_context, initialized, attrlist) if (type == error_mark_node) continue; + /* VC++ spells a zero-sized array with []. */ + if (size == NULL_TREE && decl_context == FIELD && ! staticp) + size = integer_zero_node; + if (size) { /* Must suspend_momentary here because the index @@ -12354,9 +12358,17 @@ xref_tag (code_type_node, name, globalize) { if (t) { - if (t != TYPE_MAIN_VARIANT (t)) + /* [dcl.type.elab] If the identifier resolves to a + typedef-name or a template type-parameter, the + elaborated-type-specifier is ill-formed. */ + if (t != TYPE_MAIN_VARIANT (t) + || (CLASS_TYPE_P (t) && TYPE_WAS_ANONYMOUS (t))) cp_pedwarn ("using typedef-name `%D' after `%s'", TYPE_NAME (t), tag_name (tag_code)); + else if (TREE_CODE (t) == TEMPLATE_TYPE_PARM) + cp_error ("using template type parameter `%T' after `%s'", + t, tag_name (tag_code)); + ref = t; } else @@ -12481,19 +12493,6 @@ xref_tag (code_type_node, name, globalize) TREE_TYPE (ref) = attributes; - if (ref && TYPE_P (ref)) - { - /* [dcl.type.elab] - - If the identifier resolves to a typedef-name or a template - type-parameter, the elaborated-type-specifier is - ill-formed. */ - if (TYPE_LANG_SPECIFIC (ref) && TYPE_WAS_ANONYMOUS (ref)) - cp_error ("`%T' is a typedef name", ref); - else if (TREE_CODE (ref) == TEMPLATE_TYPE_PARM) - cp_error ("`%T' is a template type paramter", ref); - } - return ref; } |