[lto] Reader-writer compatibility?

2009-09-01 Thread Ryan Mansfield
Is it required that the same compiler that generated lto objects be used to read them? I've come across a couple ICEs with the current revision reading lto objects created by a slightly older version but same configuration. Is this simply invalid usage of my part? Regards, Ryan Mansfield

Re: [lto] Reader-writer compatibility?

2009-09-01 Thread Diego Novillo
On Tue, Sep 1, 2009 at 11:42, Ryan Mansfield wrote: > Is it required that the same compiler that generated lto objects be used to > read them? I've come across a couple ICEs with the current revision reading > lto objects created by a slightly older version  but same configuration. Is > this simply

Re: [lto] Reader-writer compatibility?

2009-09-01 Thread Ryan Mansfield
Diego Novillo wrote: On Tue, Sep 1, 2009 at 11:42, Ryan Mansfield wrote: Is it required that the same compiler that generated lto objects be used to read them? I've come across a couple ICEs with the current revision reading lto objects created by a slightly older version but same configuration

Re: [lto] Reader-writer compatibility?

2009-09-01 Thread Frank Ch. Eigler
Ryan Mansfield writes: > The objects were created with rev 15 and being read using 151271. > No, I can't reproduce the ICE using the same version. > Thanks for confirming this is not expected to work. Is it the intent that this work properly in the future? It is not absurd to imagine that s

Re: [lto] Reader-writer compatibility?

2009-09-01 Thread Diego Novillo
On Tue, Sep 1, 2009 at 14:32, Frank Ch. Eigler wrote: > Ryan Mansfield writes: > >> The objects were created with rev 15 and being read using 151271. >> No, I can't reproduce the ICE using the same version. >> Thanks for confirming this is not expected to work. > > Is it the intent that this w

Re: [lto] Reader-writer compatibility?

2009-09-01 Thread Toon Moene
Diego Novillo wrote: On Tue, Sep 1, 2009 at 11:42, Ryan Mansfield wrote: Is it required that the same compiler that generated lto objects be used to read them? I've come across a couple ICEs with the current revision reading lto objects created by a slightly older version but same configurat

Re: [lto] Reader-writer compatibility?

2009-09-02 Thread Richard Guenther
On Tue, Sep 1, 2009 at 10:55 PM, Toon Moene wrote: > Diego Novillo wrote: > >> On Tue, Sep 1, 2009 at 11:42, Ryan Mansfield wrote: > >>> Is it required that the same compiler that generated lto objects be used >>> to >>> read them? I've come across a couple ICEs with the current revision >>> readin