Yes, I did run into the issue.  A developer on IRC confirmed that he sees an issue here.

I have sent an email to the mailing list, but did not get a reply yet:
http://marc.info/?l=git&m=136500220703901&w=2

Here's the error text for the record:
```
    AR libgit.a
    LINK git-credential-store
    LINK git-http-backend
    LINK git-fast-import
    LINK git-daemon
libgit.a(run-command.o): In function `run_thread':
run-command.c:(.text+0x11e): undefined reference to `pthread_setspecific'
libgit.a(run-command.o): In function `die_async':
run-command.c:(.text+0x166): undefined reference to `pthread_getspecific'
libgit.a(run-command.o): In function `start_async':
run-command.c:(.text+0x109f): undefined reference to `pthread_create'
run-command.c:(.text+0x1103): undefined reference to `pthread_key_create'
libgit.a(run-command.o): In function `finish_async':
run-command.c:(.text+0x1267): undefined reference to `pthread_join'
collect2: error: ld returned 1 exit status
make: *** [git-credential-store] Error 1
make: *** Waiting for unfinished jobs....
```

I added this change to other easyconfigs.