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FI 20, decomposition declaration with parenthesized initializer. 

* parser.c (cp_parser_decomposition_declaration): Use
	cp_parser_initializer.

From-SVN: r244282
This commit is contained in:
Jason Merrill 2017-01-10 14:04:22 -05:00 committed by Jason Merrill
parent 491b3c5f22
commit 2af5cb5013
3 changed files with 22 additions and 15 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2017-01-10 Jason Merrill <jason@redhat.com>
FI 20, decomposition declaration with parenthesized initializer.
* parser.c (cp_parser_decomposition_declaration): Use
cp_parser_initializer.
2017-01-09 Jason Merrill <jason@redhat.com>
Implement P0195R2, C++17 variadic using.

21
gcc/cp/parser.c
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@ -12923,7 +12923,7 @@ cp_parser_simple_declaration (cp_parser* parser,
/* Helper of cp_parser_simple_declaration, parse a decomposition declaration.
decl-specifier-seq ref-qualifier [opt] [ identifier-list ]
brace-or-equal-initializer ; */
initializer ; */
static tree
cp_parser_decomposition_declaration (cp_parser *parser,
@ -13022,21 +13022,12 @@ cp_parser_decomposition_declaration (cp_parser *parser,
|| cp_lexer_next_token_is_not (parser->lexer, CPP_COLON))
{
bool non_constant_p = false, is_direct_init = false;
tree initializer;
*init_loc = cp_lexer_peek_token (parser->lexer)->location;
/* Parse the initializer. */
if (cp_lexer_next_token_is (parser->lexer, CPP_OPEN_BRACE))
{
initializer = cp_parser_braced_list (parser, &non_constant_p);
CONSTRUCTOR_IS_DIRECT_INIT (initializer) = 1;
is_direct_init = true;
}
else
{
/* Consume the `='. */
cp_parser_require (parser, CPP_EQ, RT_EQ);
initializer = cp_parser_initializer_clause (parser, &non_constant_p);
}
tree initializer = cp_parser_initializer (parser, &is_direct_init,
&non_constant_p);
if (TREE_CODE (initializer) == TREE_LIST)
initializer = build_x_compound_expr_from_list (initializer, ELK_INIT,
tf_warning_or_error);
if (decl != error_mark_node)
{

10
gcc/testsuite/g++.dg/cpp1z/decomp20.C Normal file
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@ -0,0 +1,10 @@
// { dg-options -std=c++1z }
struct A { int i,j; };
A f();
int main()
{
auto [i,j] (f());
}