On Wed, Jun 18, 2014 at 12:52 PM, Nick Kledzik <[email protected]> wrote: > On Jun 18, 2014, at 11:45 AM, Reid Kleckner <[email protected]> wrote: > > On Wed, Jun 18, 2014 at 11:12 AM, Hans Wennborg <[email protected]> wrote: >> >> Are there really linkers that we care about that don't understand >> response files, but accept these "file list files"? > > > Unfortunately, yes, ld64. Search the source for -filelist: > http://www.opensource.apple.com/source/ld64/ld64-123.2.1/src/ld/Options.cpp > > > For background: The darwin linker (ld64) has never supported @file > arguments, because the linker is almost always invoked through the clang (or > gcc before that) driver which expanded @file and passed its content as > arguments to the linker. Therefore @file never made it to the linker. The > darwin linker option for a file containing a list of files is -filelist > <file>. > > Is the motivation for this is that some OSs have a limit to the number/size > of command line arguments? Or that clang internally has limits? >
I think it's the former fwiw. Some link lines can get quite long. -eric _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
