i386 port Jan Hubicka <hubicka@ucw.cz>
i386 port Uros Bizjak <ubizjak@gmail.com>
i386 vector ISA extns Kirill Yukhin <kirill.yukhin@gmail.com>
-ia64 port Jim Wilson <wilson@tuliptree.org>
iq2000 port Nick Clifton <nickc@redhat.com>
lm32 port Sebastien Bourdeauducq <sebastien@milkymist.org>
m32r port Nick Clifton <nickc@redhat.com>
aix David Edelsohn <dje.gcc@gmail.com>
Android sub-port Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
+darwin port Iain Sandoe <iain@sandoe.co.uk>
darwin port Mike Stump <mikestump@comcast.net>
DJGPP DJ Delorie <dj@delorie.com>
freebsd Andreas Tobler <andreast@gcc.gnu.org>
scheduler (+ haifa) Michael Meissner <gnu@the-meissners.org>
scheduler (+ haifa) Jeff Law <law@redhat.com>
scheduler (+ haifa) Vladimir Makarov <vmakarov@redhat.com>
-modulo-scheduler Ayal Zaks <zaks@il.ibm.com>
+modulo-scheduler Roman Zhuykov <zhroma@ispras.ru>
reorg Jeff Law <law@redhat.com>
caller-save.c Jeff Law <law@redhat.com>
callgraph Jan Hubicka <hubicka@ucw.cz>
LTO Richard Biener <rguenther@suse.de>
LTO plugin Cary Coutant <ccoutant@gmail.com>
Plugin Le-Chun Wu <lcwu@google.com>
-register allocation Peter Bergner <bergner@vnet.ibm.com>
+register allocation Peter Bergner <bergner@linux.ibm.com>
register allocation Kenneth Zadeck <zadeck@naturalbridge.com>
register allocation Seongbae Park <seongbae.park@gmail.com>
RTL optimizers Steven Bosscher <steven@gcc.gnu.org>
Gergö Barany <gergo@codesourcery.com>
Charles Baylis <charles.baylis@linaro.org>
Tejas Belagod <tejas.belagod@arm.com>
+Matthew Beliveau <mbelivea@redhat.com>
Jon Beniston <jon@beniston.com>
Andrew Bennett <andrew.bennett@imgtec.com>
Andrew Benson <abensonca@gmail.com>
Chris Demetriou <cgd@google.com>
Sameera Deshpande <sameera.deshpande@linaro.org>
Wilco Dijkstra <wdijkstr@arm.com>
+Dimitar Dimitrov <dimitar@dinux.eu>
Benoit Dupont de Dinechin <benoit.dupont-de-dinechin@st.com>
Jason Eckhardt <jle@rice.edu>
Bernd Edlinger <bernd.edlinger@hotmail.de>
Dominique d'Humieres <dominiq@lps.ens.fr>
Andy Hutchinson <hutchinsonandy@aim.com>
Naveen H.S <naveenh@marvell.com>
+Roland Illig <roland.illig@gmx.de>
Meador Inge <meadori@codesourcery.com>
Bernardo Innocenti <bernie@develer.com>
+Vladislav Ivanishin <vlad@ispras.ru>
Alexander Ivchenko <aivchenk@gmail.com>
Balaji V. Iyer <bviyer@gmail.com>
Daniel Jacobowitz <drow@false.org>
Dirk Mueller <dmueller@suse.de>
Phil Muldoon <pmuldoon@redhat.com>
Steven Munroe <munroesj52@gmail.com>
+Jun Ma <junma@linux.alibaba.com>
Szabolcs Nagy <szabolcs.nagy@arm.com>
Quentin Neill <quentin.neill.gnu@gmail.com>
Adam Nemet <adambnemet@gmail.com>
Volker Reichelt <v.reichelt@netcologne.de>
Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Tom Rix <trix@redhat.com>
+Thomas Rodgers <trodgers@redhat.com>
Craig Rodrigues <rodrigc@gcc.gnu.org>
Erven Rohou <erven.rohou@inria.fr>
Ira Rosen <irar@il.ibm.com>