Bug#771974: gcc-4.9: FTBFS on hppa after r218208

[John David Anglin <dave.anglin@bell.net>]

Package: gcc-4.9
Version: 4.9.2-5
Severity: normal

gcc-4.9 4.9.2-5 fails to build from source on hppa.  See:
http://buildd.debian-ports.org/status/fetch.php?pkg=gcc-4.9&arch=hppa&ver=4.9.2-5&stamp=1417599336

r218208 introduced a number of problems including this PR:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64167

-- System Information:
Debian Release: 8.0
  APT prefers unreleased
  APT policy: (500, 'unreleased'), (500, 'unstable')
Architecture: hppa (parisc64)

Kernel: Linux 3.17.4+ (SMP w/4 CPU cores)
Locale: LANG=C, LC_CTYPE=C (charmap=UTF-8) (ignored: LC_ALL set to en_CA.utf8)
Shell: /bin/sh linked to /bin/dash
Init: sysvinit (via /sbin/init)

Versions of packages gcc-4.9 depends on:
ii  binutils        2.24.90.20141201-1
ii  cpp-4.9         4.9.2-4
ii  gcc-4.9-base    4.9.2-4
ii  libc6           2.19-13
ii  libcloog-isl4   0.18.2-1
ii  libgcc-4.9-dev  4.9.2-4
ii  libgmp10        2:6.0.0+dfsg-6
ii  libisl10        0.12.2-2
ii  libmpc3         1.0.2-1
ii  libmpfr4        3.1.2-1+b2
ii  zlib1g          1:1.2.8.dfsg-2

Versions of packages gcc-4.9 recommends:
ii  libc6-dev  2.19-13

Versions of packages gcc-4.9 suggests:
pn  gcc-4.9-doc      <none>
pn  gcc-4.9-locales  <none>
pn  libasan1-dbg     <none>
ii  libatomic1-dbg   4.9.2-4
pn  libcilkrts5-dbg  <none>
ii  libgcc4-dbg      4.9.2-4
ii  libgomp1-dbg     4.9.2-4
pn  libitm1-dbg      <none>
pn  liblsan0-dbg     <none>
pn  libquadmath-dbg  <none>
pn  libtsan0-dbg     <none>
pn  libubsan0-dbg    <none>

-- no debconf information