From 74ac79fa800af6de648e984cc5576c20b817839d Mon Sep 17 00:00:00 2001 From: Dirk Mueller Date: Fri, 20 Jan 2006 09:30:22 +0000 Subject: re PR c++/5520 (Add a warning to detect empty body of if statements (like in the C frontend)) 2006-01-20 Dirk Mueller PR c++/5520 * c-parser.c (c_parser_if_body): Use build_empty_stmt() instead of a special NOP marker. * c-typeck.c (c_finish_if_stmt): Remove obsoleted special NOP marker handling. * c-common.h (empty_body_warning): Add forward declaration. * c-common.c (empty_body_warning): Add (from c_finish_if_stmt). Now uses IS_EMPTY_STMT() instead of special NOP markers. * semantics.c (finish_if_stmt): Call empty_body_warning. * parser.c (cp_parser_implicitly_scoped_statement): Mark empty statement with an empty stmt. * g++.dg/warn/empty-body.C: New. From-SVN: r110019 --- gcc/c-common.h | 1 + 1 file changed, 1 insertion(+) (limited to 'gcc/c-common.h') diff --git a/gcc/c-common.h b/gcc/c-common.h index 6da433c6524..ba7dc5cf6e8 100644 --- a/gcc/c-common.h +++ b/gcc/c-common.h @@ -655,6 +655,7 @@ extern tree fix_string_type (tree); struct varray_head_tag; extern void constant_expression_warning (tree); extern void strict_aliasing_warning(tree, tree, tree); +extern void empty_body_warning (tree, tree); extern tree convert_and_check (tree, tree); extern void overflow_warning (tree); extern void unsigned_conversion_warning (tree, tree); -- cgit v1.2.1