[Bug c++/59614] [4.9 regression] Explostion in compile time of heavily templated code

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59614

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Wed Jan  8 18:48:31 2014
New Revision: 206439

URL: http://gcc.gnu.org/viewcvs?rev=206439&root=gcc&view=rev
Log:
    PR c++/59614
    * class.c (abi_tag_data): Add tags field.
    (check_abi_tags): Initialize it.
    (find_abi_tags_r): Support collecting missing tags.
    (mark_type_abi_tags): Don't look at template args.
    (inherit_targ_abi_tags): New.
    (check_bases_and_members): Use it.
    * cp-tree.h (ABI_TAG_IMPLICIT): New.
    * mangle.c (write_abi_tags): Check it.

Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/class.c
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/mangle.c
    trunk/gcc/testsuite/g++.dg/abi/abi-tag5.C