On Wed, 2015-01-07 at 13:37 +0000, Andrew Haley wrote: > On 01/07/2015 01:20 PM, Brian Drummond wrote: > My guess is that the problem is due to link-time optimization. gcc is > trying to run -plugin /bld/gcc/builddir-4.9/./gcc/liblto_plugin.so. 4.8 > does not do this. > > Maybe fakechroot can be persuaded to produce a decent error message with > some more information. > > It may be possible to disable LTO. > > Andrew. Can you suggest an option to add to the failing command that would turn LTO off, so that Cyd can (a) rerun the same command from the cmdline (verify it fails the same way) and (b) re-run it with the added option, and see how much further it gets? -- Brian