gcc/cp:
* semantics.c (describable_type): New function.
(finish_decltype_type): Use it for dependent exprs.
* cp-tree.h: Declare it.
* mangle.c (write_type) [DECLTYPE_TYPE]: Set skip_evaluation.
(write_expression): If skip_evaluation, use type stubs.
* tree.c (cp_tree_equal): Handle PARM_DECLs from different
declarations of a function.
* init.c (build_new): Do auto deduction if type is describable.
* decl.c (cp_finish_decl): Likewise.
* parser.c (cp_parser_omp_for_loop): Likewise.
gcc/testsuite:
* g++.dg/cpp0x/auto6.C: Test more stuff.
* g++.dg/cpp0x/auto12.C: New test.
libiberty:
* cp-demangle.c (d_expression): Handle rvalue stubs too.
[DEMANGLE_COMPONENT_CAST]: Update mangling.
(d_print_comp): Avoid extra ", " with empty template argument packs.
Remove handling for obsolete T() mangling.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@142799
138bc75d-0d04-0410-961f-
82ee72b054a4