[Bug tree-optimization/114207] [12/13/14 Regression] modref gets confused by vecotorized code ` -O3 -fno-tree-forwprop` since r12-5439
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114207 Jakub Jelinek changed: What|Removed |Added CC||hubicka at gcc dot gnu.org, ||jakub at gcc dot gnu.org Summary|[12/13/14 Regression] |[12/13/14 Regression] |modref gets confused by |modref gets confused by |vecotorized code ` -O3 |vecotorized code ` -O3 |-fno-tree-forwprop` |-fno-tree-forwprop` since ||r12-5439 Priority|P3 |P2 --- Comment #2 from Jakub Jelinek --- Started with r12-5439-g0f5afb626381d19bfced30bc19cf3b03867fa6f5
[Bug tree-optimization/114207] [12/13/14 Regression] modref gets confused by vecotorized code ` -O3 -fno-tree-forwprop` since r12-5439
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114207 Jan Hubicka changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org --- Comment #3 from Jan Hubicka --- mine. The summary is: loads: Base 0: alias set 1 Ref 0: alias set 1 access: Parm 0 param offset:4 offset:0 size:64 max_size:64 stores: Base 0: alias set 1 Ref 0: alias set 1 access: Parm 0 param offset:0 offset:0 size:64 max_size:64 while with fwprop we get: loads: Base 0: alias set 1 Ref 0: alias set 1 access: Parm 0 param offset:0 offset:0 size:64 max_size:64 stores: Base 0: alias set 1 Ref 0: alias set 1 access: Parm 0 param offset:0 offset:0 size:64 max_size:64 So it seems that offset is misaccounted.