[Bug c/85661] double comparison illegally statically reduced

[manuel.serrano at inria dot fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85661

--- Comment #2 from manuel.serrano at inria dot fr ---
Dear Jakub,

Thank you very much for your useful answer. I was indeed ignorant of the
-fexcess-precision=fast option and as you suggested "-msse2 -mfpmath=sse"
solves the problem. I'm still puzzled why inserting a dummy printf changes
the behaviour of the double equality test. Is that expected?