Re: Spurious parallel make failures in libgcc.

2015-07-15 Thread Andrew MacLeod
On 07/15/2015 02:58 PM, Jeff Law wrote: On 07/15/2015 08:33 AM, Andrew MacLeod wrote: Maybe if gthr-default already existed (as well as config.status), the makefile would spawn the libgcov-interface.c object builds... meanwhile a reconfigure is going which ends up overwriting gthr-default.h at

Re: Spurious parallel make failures in libgcc.

2015-07-15 Thread Jeff Law
On 07/15/2015 08:33 AM, Andrew MacLeod wrote: Oh, wait. this isnt on a scratch build this time, this is on an incremental rebuild I just noticed (I was doing stuff on multiple machines, turn out the other one was a scratch build) make -j16 from the root build directory. and it may have happened

Re: Spurious parallel make failures in libgcc.

2015-07-15 Thread Andrew MacLeod
Oh, wait. this isnt on a scratch build this time, this is on an incremental rebuild I just noticed (I was doing stuff on multiple machines, turn out the other one was a scratch build) make -j16 from the root build directory. and it may have happened with me putzing around with a .awk file in t

Spurious parallel make failures in libgcc.

2015-07-15 Thread Andrew MacLeod
I occasionally get a build failure in libgcc when doing a scratch build (onx86_64-unknown-linux-gnu) , and if I simply do another make, it works fine. I am always building with make -j16, so its never been easy to spot. This morning, it happened to fail in such a way that I can sort of see wh