http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54705



Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |WAITING

   Last reconfirmed|                            |2012-09-26

                 CC|                            |ebotcazou at gcc dot

                   |                            |gnu.org

            Summary|Building gcc with ADA and   |ICE during custom LTO

                   |LTO results in an internal  |bootstrap with Ada enabled

                   |error                       |

     Ever Confirmed|0                           |1



--- Comment #1 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-09-26 
08:27:44 UTC ---

Well, fiddling with BOOT_CFLAGS is at your own risks, LTO bootstrap works if

you use the right procedure: configure --with-build-config=bootstrap-lto and

type 'make'.  I suspect that the problem comes from the -O3 option.  That being

said, LTO indeed generates patterns that easily confuse the DWARF back-end.



However, I cannot reproduce and this is expected: the reported error can only

occur if -g is used during the bootstrap and your script doesn't have it...



And ADA is the American with Disabilities Act; the programming language is

called Ada, this is the first name of Lady Ada, Countless of Lovelace.

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