bug#17614: parallel compilation fails

[Mike Frysinger]

retitle 17614 parallel compilation fails: mv: 
yat/statistics/.deps/Percentiler.Tpo and yat/statistics/.deps/Percentiler.Tpo 
are the same file
tag 17614 = moreinfo
thankyou

On Wed, 28 May 2014 14:52:21 +1000, Peter Johansson wrote:
> I have a project with a libtool archive built from many source files. 
> When I build with 'make -j40' I get error message
>
> mv: `yat/statistics/.deps/Percentiler.Tpo' and 
> `yat/statistics/.deps/Percentiler.Plo' are the same file
> make[1]: *** [yat/statistics/Percentiler.lo] Error 1
>
>
> Looks like some kind of race problem, but I cannot see anything wrong in 
> the Makefile. Is this a known problem? If not let me know what would be 
> useful.
>
> The Makefile is generated with Automake 1.14

assuming it still fails with Automake 1.16 ...

can you link to the project for us to take a look ?  it's very hard for us to
guess at what's going wrong, and would be a lot easier if we could repro on
our own systems.
-mike