https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95351
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |4.6.4 Target Milestone|--- |11.5 Summary|Comparison with NAN |[11/12/13/14 Regression] |optimizes incorrectly with |Comparison with NAN |-ffast-math disabled |optimizes incorrectly with | |-ffast-math disabled Known to work| |4.5.3 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Marc Glisse from comment #2) > It might not be the issue, but merge_truthop_with_opposite_arm has a > suspicious HONOR_NANS (type) where type is bool: the result of the > comparison instead of one of the arguments. I suspect that is the issue since GCC 4.5 was fine and GCC 4.6 is broken. and r0-99565-g27d0d96a8f4064 added merge_truthop_with_opposite_arm for GCC 4.6.