diff options
Diffstat (limited to 'gcc/cp/parser.c')
| -rw-r--r-- | gcc/cp/parser.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c index 239dfb10d97..79aea4a290f 100644 --- a/gcc/cp/parser.c +++ b/gcc/cp/parser.c @@ -13045,6 +13045,16 @@ cp_parser_decomposition_declaration (cp_parser *parser, *init_loc = cp_lexer_peek_token (parser->lexer)->location; tree initializer = cp_parser_initializer (parser, &is_direct_init, &non_constant_p); + if (initializer == NULL_TREE + || (TREE_CODE (initializer) == TREE_LIST + && TREE_CHAIN (initializer)) + || (TREE_CODE (initializer) == CONSTRUCTOR + && CONSTRUCTOR_NELTS (initializer) != 1)) + { + error_at (loc, "invalid initializer for structured binding " + "declaration"); + initializer = error_mark_node; + } if (decl != error_mark_node) { |