[Haskell-cafe] Re: libefence useful for debugging ghc+ffi programs?

some more info on this: Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x42773950 (LWP 29449)] 0x00007f717c70e370 in free () from /usr/lib/libefence.so.0 (gdb) where #0 0x00007f717c70e370 in free () from /usr/lib/libefence.so.0 #1 0x00007f717b931ee9 in conn_free () from /usr/local/lib/libcurl.so.4 #2 0x00007f717b9326fd in Curl_disconnect () from /usr/local/lib/libcurl.so.4 #3 0x00007f717b932865 in ConnectionKillOne () from /usr/local/lib/libcurl.so.4 #4 0x00007f717b9348a8 in Curl_close () from /usr/local/lib/libcurl.so.4 #5 0x0000000004000001 in ?? () is curl OK with the threaded runtime? I realize might have one curl connection active via hxt, and another one because I call it directly. J.W.