diff options
| author | Jason Merrill <jason@redhat.com> | 2020-06-22 15:44:45 -0400 |
|---|---|---|
| committer | Giuliano Belinassi <giuliano.belinassi@usp.br> | 2020-08-17 13:14:38 -0300 |
| commit | fe0ea182f878ee8b31305380ea651002d57b4f8e (patch) | |
| tree | bb3c6549fc7d0e9e810fbf62fb45af043525abbc /gcc/fortran/iresolve.c | |
| parent | d2990b6e5c52b2bca385dd1748ddeab380f86712 (diff) | |
| download | gcc-fe0ea182f878ee8b31305380ea651002d57b4f8e.zip gcc-fe0ea182f878ee8b31305380ea651002d57b4f8e.tar.gz gcc-fe0ea182f878ee8b31305380ea651002d57b4f8e.tar.bz2 | |
c++: Improve CTAD for aggregates [PR93976]
P2082R1 adjusted the rules for class template argument deduction for an
aggregate to better handle arrays and pack expansions.
gcc/cp/ChangeLog:
PR c++/93976
Implement C++20 P2082R1, Fixing CTAD for aggregates.
* cp-tree.h (TPARMS_PRIMARY_TEMPLATE): Split out from...
(DECL_PRIMARY_TEMPLATE): ...here.
(builtin_guide_p): Declare.
* decl.c (reshape_init_class): Handle bases of a template.
(reshape_init_r): An array with dependent bound takes a single
initializer.
* pt.c (tsubst_default_argument): Shortcut {}.
(unify_pack_expansion): Allow omitted arguments to trailing pack.
(builtin_guide_p): New.
(collect_ctor_idx_types): Give a trailing pack a {} default
argument. Handle arrays better.
gcc/testsuite/ChangeLog:
* g++.dg/cpp2a/class-deduction-aggr3.C: New test.
* g++.dg/cpp2a/class-deduction-aggr4.C: New test.
Diffstat (limited to 'gcc/fortran/iresolve.c')
0 files changed, 0 insertions, 0 deletions