[Bug tree-optimization/58686] vect_get_loop_niters() fails for some loops

2021-12-12 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement

[Bug tree-optimization/58686] vect_get_loop_niters() fails for some loops

2021-12-12 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug tree-optimization/58686] vect_get_loop_niters() fails for some loops

2013-10-13 Thread rguenther at suse dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 --- Comment #3 from rguenther at suse dot de --- congh at google dot com wrote: >http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 > >--- Comment #2 from Cong Hou --- >I think this issue is more like a missed optimization. > >If the iteration n

[Bug tree-optimization/58686] vect_get_loop_niters() fails for some loops

2013-10-11 Thread congh at google dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 --- Comment #2 from Cong Hou --- I think this issue is more like a missed optimization. If the iteration number can be calculated as a constant value at compile time, then the function assert_loop_rolls_lt() won't be called due to an early exit

[Bug tree-optimization/58686] vect_get_loop_niters() fails for some loops

2013-10-11 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58686 Richard Biener changed: What|Removed |Added Keywords||missed-optimization CC|