[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2021-07-26 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 --- Comment #6 from Andrew Pinski --- In GCC 5+ we can get rid of the loop fully (in the reduced testcase).

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2012-03-29 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 Jiangning Liu changed: What|Removed |Added CC||liujiangning at gcc dot

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2012-03-29 Thread vhaisman at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 --- Comment #4 from Václav Zeman 2012-03-29 17:51:51 UTC --- This is still a problem in version 4.7.0 20120225.

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2011-09-08 Thread hp at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 Hans-Peter Nilsson changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2011-09-02 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 --- Comment #3 from Richard Guenther 2011-09-02 09:28:09 UTC --- Bah, stupid benchmarks ;)

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2011-09-01 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Component|c