[Bug tree-optimization/95729] Failure to optimize away certain returns when the condition to reach them is a calculation that already results in that value
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Jun 18 08:39:06 GMT 2020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95729
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2020-06-18
Ever confirmed|0 |1
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed. Sth for phiopt and/or a cond_expr match.pd pattern (which phiopt
could exercise btw). a != b ? a - b : 0 -> a - b
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