On Thu, Apr 23, 2015 at 3:39 PM, Peng Yu <pengyu.ut@gmail.com> wrote:
user error (Undefined symbols for architecture x86_64:
"_iconv", referenced from:

OS X? Do you have MacPorts or Homebrew installed? Where did you get your ghc from?

(I've also seen this on FreeBSD due to a conflict between ports iconv and the base system, but its ld produces a slightly different error message.)

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