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authorMartin Schlemmer <azarah@gentoo.org>2003-04-27 20:57:46 +0000
committerMartin Schlemmer <azarah@gentoo.org>2003-04-27 20:57:46 +0000
commitd18e053b7a57bd99759d4a2f1076865b26edf795 (patch)
tree7a38ebc70795b3d6d9560465b5ae4aba59bc3dee /eclass
parentremove useless env.d (diff)
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support for UNSTABLE_FLAGS
Diffstat (limited to 'eclass')
-rw-r--r--eclass/flag-o-matic.eclass23
1 files changed, 21 insertions, 2 deletions
diff --git a/eclass/flag-o-matic.eclass b/eclass/flag-o-matic.eclass
index 906cfaf6fedd..41a17f5b0f81 100644
--- a/eclass/flag-o-matic.eclass
+++ b/eclass/flag-o-matic.eclass
@@ -1,6 +1,6 @@
# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/flag-o-matic.eclass,v 1.16 2003/04/19 18:20:56 joker Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/flag-o-matic.eclass,v 1.17 2003/04/27 20:57:46 azarah Exp $
#
# Author Bart Verwilst <verwilst@gentoo.org>
@@ -34,8 +34,12 @@ INHERITED="$INHERITED $ECLASS"
#
-ALLOWED_FLAGS="-O -mcpu -march -mtune -fstack-protector -pipe -g"
+# C[XX]FLAGS that we allow in strip-flags
+ALLOWED_FLAGS="-O -O1 -O2 -mcpu -march -mtune -fstack-protector -pipe -g"
+# C[XX]FLAGS that we are think is ok, but needs testing
+# NOTE: currently -Os have issues with gcc3 and K6* arch's
+UNSTABLE_FLAGS="-Os -O3 -freorder-blocks -fprefetch-loop-arrays"
filter-flags () {
@@ -79,6 +83,18 @@ strip-flags() {
local NEW_CFLAGS=""
local NEW_CXXFLAGS=""
+ # Allow unstable C[XX]FLAGS if we are using unstable profile ...
+ if [ "${ACCEPT_KEYWORDS/~/}" != "${ACCEPT_KEYWORDS}" -a \
+ "${ACCEPT_KEYWORDS/-~/}" = "${ACCEPT_KEYWORDS}" ]
+ then
+ if use debug &> /dev/null
+ then
+ einfo "Enabling the use of some unstable flags"
+ fi
+
+ ALLOWED_FLAGS="${ALLOWED_FLAGS} ${UNSTABLE_FLAGS}"
+ fi
+
set -f
for x in ${CFLAGS}
@@ -109,6 +125,9 @@ strip-flags() {
set +f
+ use debug &>/dev/null && einfo "CFLAGS=\"${NEW_CFLAGS}\""
+ use debug &>/dev/null && einfo "CXXFLAGS=\"${NEW_CXXFLAGS}\""
+
export CFLAGS="${NEW_CFLAGS}"
export CXXFLAGS="${NEW_CXXFLAGS}"
}