-fvia-C for libHSbase, etc.?

Simon Marlow marlowsd at gmail.com
Thu Jun 5 05:50:42 EDT 2008

Donn Cave wrote:
> I'm building GHC on NetBSD-amd64, and among other things
> need to deal with the problem described in #2305 - native
> code misses the __RENAME (__asm) directive in NetBSD include
> files, and ends up linking to the wrong externals.  The
> author of #2305 reports that -fvia-C avoids this problem, so
> I built the ghc 5/31 distribution I've been working on, with
>    GhcLibHcOpts=-O -Rghc-timing -fgenerics -fvia-C
> (i.e., add -fvia-C compile option for library build.)
> Does that seem like a reasonable solution?  It does seem to
> work, but I'm wondering if there are issues we can expect
> with performance etc.?

The right fix is to add a C wrapper for the offending function (see my 
other message, and reply to #2305).


More information about the Glasgow-haskell-users mailing list