Jason Merrill
38179091cc
PR c++/37376, other mangling issues
gcc/cp/:
PR c++/37376, other mangling issues
* mangle.c (write_type): Update TYPE_PACK_EXPANSION mangling.
(write_member_name): Break out from...
(write_expression): ...here. Handle dependent COMPONENT_REF.
(write_template_arg): Wrap an argument pack in 'I'/'E'.
(write_builtin_type): Update char16/32_t mangling.
(write_nested_name, write_prefix): Don't forget template args
for typename types.
* operators.def: Add ARROW_EXPR, update COMPONENT_REF and
EXPR_PACK_EXPANSION.
libstdc++-v3/:
* config/abi/pre/gnu.ver: Update char16/32_t manglings.
include/:
* demangle.h (enum demangle_component_type): Add
DEMANGLE_COMPONENT_PACK_EXPANSION.
libiberty/:
* cp-demangle.c (struct d_print_info): Add pack_index.
(d_dump): Add DEMANGLE_COMPONENT_PACK_EXPANSION.
(d_make_comp): Likewise. DEMANGLE_COMPONENT_ARGLIST and
DEMANGLE_COMPONENT_TEMPLATE_ARGLIST can have two null args.
(cplus_demangle_builtin_types): Add char16/32_t.
(cplus_demangle_type): Recognize them.
(d_template_args): Handle empty argument packs.
(d_template_arg): Handle argument packs.
(d_expression): Handle dependent name.
(d_index_template_argument): New fn.
(d_lookup_template_argument): New fn.
(d_find_pack, d_pack_length): New fn.
(d_print_subexpr): Split out...
(d_print_comp): ...from here. Use d_*_template_argument.
Handle empty arg lists. Support pack expansions.
* cp-demangle.h (D_BUILTIN_TYPE_COUNT): Increase to 32.
From-SVN: r140916