[Bug middle-end/19987] [meta-bug] fold missing optimizations in general

[uros at kss-loka dot si]

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Bug 19987 depends on bug 20219, which changed state.

Bug 20219 Summary: Missed optimisation sin / tan --> cos
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20219

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
             Status|NEW                         |RESOLVED
         Resolution|                            |WONTFIX

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19987