[Bug middle-end/55921] [4.6/4.7/4.8 Regression] Crash in verify_ssa for asm to side-steps complex pessimization

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55921



Jakub Jelinek <jakub at gcc dot gnu.org> changed:



           What    |Removed                     |Added

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

             Status|ASSIGNED                    |UNCONFIRMED

   Last reconfirmed|2013-01-09 00:00:00         |

         AssignedTo|jakub at gcc dot gnu.org    |unassigned at gcc dot

                   |                            |gnu.org

   Target Milestone|---                         |4.6.4

            Summary|Crash in verify_ssa for asm |[4.6/4.7/4.8 Regression]

                   |to side-steps complex       |Crash in verify_ssa for asm

                   |pessimization               |to side-steps complex

                   |                            |pessimization

     Ever Confirmed|1                           |0



--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-01-09 
20:29:03 UTC ---

For -O0 this regressed with

http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160903

for -O2 the ICE started between r100000 and r102000.