[Bug middle-end/43419] gcc replaces pow(x, 0.5) by sqrt(x), invalid when x is -0

[matz at gcc dot gnu dot org]

------- Comment #4 from matz at gcc dot gnu dot org  2010-03-18 14:48 -------
I checked, and these and similar transformations are always guarded by
flag_unsafe_math_optimizations, so we should be fine, unless I missed a case
of course.  If you notice one, please create a bug report.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43419