https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70465
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Target| |i?86-*-*
Target Milestone|6.0 |7.0
Summary|[4.9/5/6 Regression] Poor |[4.9/5/6/7 Regression]
|code for x87 asm |Poor code for x87 asm
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Whatever we do, please defer to GCC 7. (who cares about x87 math these days?)
I wonder why __builtin_atan2 doesn't expand to fpatan with fancy-math-387 and
-ffast-math.
