ludo@gnu.org (Ludovic Courtès) writes:
> Unfortunately, the MIPS box for Hydra is currently off-line, so I don’t
> have any feedback.  It would be great if you could start building the
> branch.

I tried building 'hello' with v0.6-389-g1319cfe and got as far as gawk,
which failed its test suite with the following log tail:

--8<---------------cut here---------------start------------->8---
======== Done with tests that can vary based on character set or locale support ========
======== Starting shared library tests ========
make[2]: Entering directory '/tmp/nix-build-gawk-4.1.1.drv-0/gawk-4.1.1/test'
fnmatch
./fnmatch.ok _fnmatch differ: char 1, line 1
Makefile:3631: recipe for target 'fnmatch' failed
make[2]: [fnmatch] Error 1 (ignored)
filefuncs
cmp: EOF on ./filefuncs.ok
Makefile:3636: recipe for target 'filefuncs' failed
make[2]: [filefuncs] Error 1 (ignored)
fork
cmp: EOF on ./fork.ok
Makefile:3641: recipe for target 'fork' failed
make[2]: [fork] Error 1 (ignored)
fork2
cmp: EOF on ./fork2.ok
Makefile:3646: recipe for target 'fork2' failed
make[2]: [fork2] Error 1 (ignored)
fts
gawk: ./fts.awk:1: error: can't open shared library `filefuncs' for reading (No such file or directory)
Makefile:2260: recipe for target 'fts' failed
make[2]: *** [fts] Error 1
make[2]: Leaving directory '/tmp/nix-build-gawk-4.1.1.drv-0/gawk-4.1.1/test'
Makefile:1531: recipe for target 'shlib-tests' failed
make[1]: *** [shlib-tests] Error 2
make[1]: Leaving directory '/tmp/nix-build-gawk-4.1.1.drv-0/gawk-4.1.1/test'
Makefile:728: recipe for target 'check-recursive' failed
make: *** [check-recursive] Error 1
phase `check' failed after 56 seconds
--8<---------------cut here---------------end--------------->8---

Before gawk, I had built the following packages successfully:

fz4qjnddm8rc185i05jgfgvqlf4jp926-binutils-bootstrap-0
h0yw348cfbi777i6ca4427cb95ynkyc0-bootstrap-binaries-0
gxg6gvy08bz1wqq0hpi4sr99jzwq4m8x-glibc-bootstrap-0
4cq3q3920ki8czfbf7w4j4vxilskpnlv-gcc-bootstrap-0
mn7ixlvjznyyj2p7q731cz8di3fvpq66-make-boot0-4.0
srsqzfwq1zr3v2p61agsl9g86815q5pr-diffutils-3.3
v1qkwj2kv34icnc6kfvncm7rrmpm17v8-findutils-4.4.2
k9ncfqi2nx51myq420xr2w4jckz2ix09-binutils-cross-boot0-2.24
dbzhplprcifl57nzp5q4f4m511ki69rz-perl-5.16.1
jpdckj0dnqvsy03jlgzgzi3ipdr1f83l-xz-5.0.4
fiygysg0idz3p1wl3biqjz1cprvxg85z-gcc-cross-boot0-4.8.3
njkqxak7ng82hfgrr9yc6xd2dyqpw356-linux-libre-headers-3.3.8
62qkdznlcqjsapigvnn2rk3qn2zj2gbi-texinfo-5.2
8k1gbgg68il9b1xfw68b53qpb33c299n-glibc-intermediate-2.19
iwa2grw36bi43n47y3srlhvdk433p0m1-gcc-cross-boot0-wrapped-4.8.3
rz4xcx56lblwcri5xv6lwip8jgm3r8gy-bash-light-4.3
9rc18pjlqspxsd49x8yxwzr5sl70a8lp-glibc-2.19
n30yqpr16dsr3aj5khzp5zdfshlpgdp0-gcc-cross-boot0-wrapped-4.8.3
xdkwl4725d420whbna0xn0w07ak2fbnp-binutils-2.24
j4mv4kl3n3hi9lmfvr6z6r7nwd2ak1gk-libstdc++-4.8.3
k7rpmysjhx9wss2f8aiwiw50fxf95dcf-ld-wrapper-boot3-0
00xv2sv1c2j0jskdcapmfikq52i1rj7p-gcc-4.8.3
5bx6icjkjqf0bpqmrasmqxaq5snjr40s-ncurses-5.9
czl4raqvl5qicc35nvwp9pp4prnb72by-readline-6.3
3810lg6laq6872n4qllx4017sl8yqdh7-bash-4.3
0hyf81bnvg30plhm9151qk32mg6bw4xc-libffi-3.0.13
1n97dyj83j5irkzq7ryalxaf41iky2qs-libunistring-0.9.3
xf7hd6jc0qp4kzdww9ilra9vibqkaij5-ncurses-5.9
y766cvr33x84lj1g75lycjk8bvqc60i5-pkg-config-0.27.1
blwzmcm9ipay86d33frgql8v2pzwf2cr-perl-5.16.1
bpn3zcv13ff9i2kqqrk8gghbl05kasw6-m4-1.4.17
wp860q1zz7hs8pr33aihvh5h3jwcspn8-libatomic-ops-7.4.0
d3q5jn7pq1fgnc9kalg4zbjy8pzcraxn-readline-6.3
1lhwaaxzmzbmxqpbgyw5k455j2qvllcx-libtool-2.4.2
ww76m9jj7rwj87q61x0wbvzvkdwlyv2v-gmp-6.0.0a
9jfjn09znwqg55k3slhh71xrw88ajjhc-libgc-7.4.0
34jmy1zg9hh9d4y98axjfkm7z2g7w87v-guile-2.0.11
clg2i1y3b214rxgmc66rqcchv2cclzg8-ld-wrapper-0
9sckxribqafbqrxmhmwpl6cyb6a5anxs-grep-2.20
hrl4m7qaa78i7v08h30ca6xai7znfh6c-pkg-config-0.27.1
hajwplc124zsz1s71ccyx9gpzn0wpqpx-perl-5.16.1
0zxbppdgayqk4lk13r12x3cl1g085ffx-m4-1.4.17
cy156ib9p3bjgjszs98dcc6clzfahwlw-expat-2.1.0
jasm5dcih8yak3dg7vvd72807mc6nfx6-make-4.0
nwpdfff3w38x8qyngdrrwxwdq4mi3jll-gmp-6.0.0a
496ym1di159jnmys8hdlx9birrsrpgzd-gettext-0.19.1
5snwh1sy6fvadj8l9yzg83dw0mcdhcqb-attr-2.4.46
pgnjipm9jhxmsxw4hfqnlxpy7bsbsds1-acl-2.2.51
vhaj6v10pyz86ibirr3m3jpdlnxbmqyc-coreutils-8.22
2kjyyrhxfaakdiwa2pjss3qif270f1a2-patch-2.7.1
6rdsnh7vi2v8g144qspjjffkbfysma3f-tar-1.27.1
7vz2lpp1qs75isxcc71lmnc7gz2hfzh8-xz-5.0.4
9d1310r39rdpm7fmkwwr4bjvc1va3zgm-sed-4.2.2
cbxx9c6k5qh0wi8gls4iqj8blg7l47ma-diffutils-3.3
fw6vrrlfnrivigwm5ha5vnbwn31ncml7-gzip-1.6
km612rhw16839dznhy3jalygbx137j7j-findutils-4.4.2
pn5mvyjlcy6nvbh8mzhhl5jn5mysa7w7-bzip2-1.0.6
fxvv04h1aznm55k4ndblwbf7hvjrj6b2-libsigsegv-2.10

I've attached the entire (compressed) gawk build log.

      Mark