[Bug target/63661] -O2 miscompiles on OSX 10.10 Yosemite

[howarth at bromo dot med.uc.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63661

--- Comment #6 from howarth at bromo dot med.uc.edu ---
My mistake, I assumed the first output line was an error.

loop -2.35802