Allan McRae wrote:

Just so someone here sees this forum post: http://bbs.archlinux.org/viewtopic.php?id=42214

Show pacman crashing with message:

Proceed with installation? [Y/n] y *** glibc detected *** pacman: double free or corruption (out): 0x08908520 ***

Yes, this issue was already reported yesterday on IRC, I investigated and fixed it. The user didn't report a bug, and my fix hasn't been pushed yet, so I'll report a bug and attach the fix there for reference. Well, I can attach it here too.