# Copyright (C) 2003 Free Software Foundation, Inc.# This file is part of the GNU C Library.# Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.# The GNU C Library is free software; you can redistribute it and/or# modify it under the terms of the GNU Lesser General Public# License as published by the Free Software Foundation; either# version 2.1 of the License, or (at your option) any later version.# The GNU C Library is distributed in the hope that it will be useful,# but WITHOUT ANY WARRANTY; without even the implied warranty of# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU# Lesser General Public License for more details.# You should have received a copy of the GNU Lesser General Public# License along with the GNU C Library; if not, write to the Free# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA# 02111-1307 USA.ifeq ($(subdir),nptl)# It turns out that stack coloring is in general not good on P4s.  Some# applications will benefit.  We will probably have a configuration option# at some point.  Enabling coloring can be done with##   -DCOLORING_INCREMENT=128## What is useful is to avoid the 64k aliasing problem which reliably# happens if all stacks use sizes which are a multiple of 64k.  Tell# the stack allocator to disturb this by allocation one more page if# necessary.CFLAGS-pthread_create.c += -DMULTI_PAGE_ALIASING=65536endif