diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2007-11-05 09:18:03 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2007-11-05 09:18:03 +0100 |
| commit | f370e66bb8c7fe4b8fe694dd79f13e834b4e7575 (patch) | |
| tree | 621f3e5c2cfd28d23aa3ab9568e1678a9a43b766 /gcc/cp/parser.c | |
| parent | 1b021ff438d08470cb72ee3e8e75029bda7989f1 (diff) | |
| download | gcc-f370e66bb8c7fe4b8fe694dd79f13e834b4e7575.zip gcc-f370e66bb8c7fe4b8fe694dd79f13e834b4e7575.tar.gz gcc-f370e66bb8c7fe4b8fe694dd79f13e834b4e7575.tar.bz2 | |
re PR c++/33836 (ICE with invalid use of &&)
PR c++/33836
* parser.c (cp_parser_unary_expression): For &&label call
cp_parser_non_integral_constant_expression and return error_mark_node
if it returned true.
* g++.dg/ext/label10.C: New test.
From-SVN: r129896
Diffstat (limited to 'gcc/cp/parser.c')
| -rw-r--r-- | gcc/cp/parser.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c index 0772c87..4729d1e 100644 --- a/gcc/cp/parser.c +++ b/gcc/cp/parser.c @@ -5329,13 +5329,18 @@ cp_parser_unary_expression (cp_parser *parser, bool address_p, bool cast_p) && token->type == CPP_AND_AND) { tree identifier; + tree expression; /* Consume the '&&' token. */ cp_lexer_consume_token (parser->lexer); /* Look for the identifier. */ identifier = cp_parser_identifier (parser); /* Create an expression representing the address. */ - return finish_label_address_expr (identifier); + expression = finish_label_address_expr (identifier); + if (cp_parser_non_integral_constant_expression (parser, + "the address of a label")) + expression = error_mark_node; + return expression; } } if (unary_operator != ERROR_MARK) |