[Bug tree-optimization/92712] [8/9 Regression] Performance regression with assumed values

2020-09-01 Thread fxue at os dot amperecomputing.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92712 Feng Xue changed: What|Removed |Added CC||fxue at os dot amperecomputing.com --- Comme

[Bug tree-optimization/92712] [8/9 Regression] Performance regression with assumed values

2020-09-01 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92712 --- Comment #25 from Marc Glisse --- (In reply to Feng Xue from comment #24) > Another point: if B+-C can be folded to an existing gimple value, we might > deduce B+-C does not overflow? We can deduce that loading this value that represents B+-C

[Bug tree-optimization/92712] [8/9 Regression] Performance regression with assumed values

2019-12-02 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92712 Jakub Jelinek changed: What|Removed |Added Summary|[8/9/10 Regression] |[8/9 Regression] |Perf

[Bug tree-optimization/92712] [8/9 Regression] Performance regression with assumed values

2020-03-04 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92712 Jakub Jelinek changed: What|Removed |Added Target Milestone|8.4 |8.5 --- Comment #23 from Jakub Jelinek