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author | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-11-14 05:02:58 +0000 |
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committer | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-11-14 05:02:58 +0000 |
commit | 9c8aeb661a9d6cc82186dde40839f7353188c187 (patch) | |
tree | dc50db5d9b8178d8b61bbce0247a6a9df671c429 /gcc/cp/name-lookup.c | |
parent | 8847d9cf6a293e3ebc88d8adf0cec058e15473d0 (diff) | |
download | gcc-9c8aeb661a9d6cc82186dde40839f7353188c187.tar.gz |
Implement P0217R3 - C++17 structured bindings
gcc/
* match.pd: Don't try to compare addresses of variables with
DECL_VALUE_EXPR.
gcc/cp/
* cp-tree.h (struct lang_decl_base): Add decomposition_p.
(DECL_DECOMPOSITION_P): New
(enum auto_deduction_context): Add adc_decomp_type.
(enum cp_declarator_kind): Add cdk_decomp.
* constexpr.c (cxx_eval_constant_expression): Look through
DECL_VALUE_EXPR.
(potential_constant_expression_1): Likewise.
* decl.c (reshape_init): Preserve CONSTRUCTOR_IS_DIRECT_INIT.
(check_initializer): Use build_aggr_init for DECL_DECOMPOSITION_P.
(cp_finish_decl): Pass adc_decomp_type for decomposition.
(find_decomp_class_base, get_tuple_size, get_tuple_element_type)
(get_tuple_decomp_init, cp_finish_decomp): New.
(grokdeclarator): Handle decomposition.
* init.c (build_aggr_init): Handle decomposition array.
(build_vec_init): Handle initialization from { array }.
* name-lookup.c (add_function): Always wrap TEMPLATE_DECL in
OVERLOAD.
* parser.c (declarator_can_be_parameter_pack): Handle cdk_decomp.
(function_declarator_p, strip_declarator_types)
(cp_parser_check_declarator_template_parameters): Likewise.
(cp_parser_range_for, cp_convert_range_for): Handle decomposition.
(cp_parser_simple_declaration): Parse decomposition.
(cp_parser_decomposition_declaration): New.
* pt.c (tsubst_decomp_names): New.
(subst_expr) [DECL_EXPR, RANGE_FOR_STMT]: Handle decomposition.
(do_auto_deduction): Handle adc_decomp_type.
* semantics.c (finish_decltype_type): Look through DECL_VALUE_EXPR.
* typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
* tree.c (lvalue_kind): Likewise.
(cp_build_reference_type): Handle reference collapsing.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@242377 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cp/name-lookup.c')
-rw-r--r-- | gcc/cp/name-lookup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c index 172ec820b4d..7ad65b89599 100644 --- a/gcc/cp/name-lookup.c +++ b/gcc/cp/name-lookup.c @@ -5393,7 +5393,7 @@ add_function (struct arg_lookup *k, tree fn) function templates are ignored. */; else if (k->fn_set && k->fn_set->add (fn)) /* It's already in the list. */; - else if (!k->functions) + else if (!k->functions && TREE_CODE (fn) != TEMPLATE_DECL) k->functions = fn; else if (fn == k->functions) ; |