[Bug tree-optimization/117193] Missing (a < b) < (b < a) transformation at gimple level
"pinskia at gcc dot gnu.org via Gcc-bugs" <[email protected]>
| Newsgroups | gmane.comp.gcc.bugs |
|---|---|
| Message-ID | <[email protected]/bugzilla/> |
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117193
Drea Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Blocks| |126295
--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Actually the easier way of implementing this is to add LT/LE/GT/GE support to
combine_comparisons's code. Like there is for IOR/AND (and soon XOR/NE and EQ).
This will also be used for PR 126295.
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126295
[Bug 126295] !(i >= j) && (i < j) for fp should optimize to `i < j` even with
trapping