It appears GHC 7.10.1-rc2 doesn’t support glibc 2.11 — specifically, 2.11.1
(Ubuntu 10.04 LTS) and 2.11.3 (Debian 6). glibc 2.12 (CentOS 6) seems to work
fine. Symptoms include:
Installing library in
/app/ghc/lib/ghc-7.10.0.20150123/ghc_0kOYffGYd794400D7yvIjm
"/app/ghc/lib/ghc-7.10.0.
We are pleased to announce the second release candidate for GHC 7.10.1:
https://downloads.haskell.org/~ghc/7.10.1-rc2/
This includes the source tarball and bindists for 64bit/32bit Linux
and Windows. Binary builds for other platforms will be available
shortly. (CentOS 6.5 binaries are not ava
