Bug#367999: libc6-i386: Can't upgrade package on amd64 arch

["g.gragnani" <gragnani@dibe.unige.it>]

Package: libc6-i386
Version: 2.3.6-8
Severity: normal

Preparing to replace libc6-i386 2.3.6-7 (using 
.../libc6-i386_2.3.6-8_amd64.deb) ...
Unpacking replacement libc6-i386 ...
dpkg: error processing 
/var/cache/apt/archives/libc6-i386_2.3.6-8_amd64.deb (--unpack):
 trying to overwrite `/usr/lib32', which is also in package 
lib32gfortran1
Errors were encountered while processing:
 /var/cache/apt/archives/libc6-i386_2.3.6-8_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)


-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable'), (500, 'testing'), (1, 'experimental')
Architecture: amd64 (x86_64)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.16-1-amd64-k8
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)

Versions of packages libc6-i386 depends on:
ii  libc6                         2.3.6-8    GNU C Library: Shared libraries

libc6-i386 recommends no packages.

-- no debconf information