[Bug target/21390] alphaev68-dec-osf5.1b long double optimization bug with gcc-4.0.0

[pinskia at gcc dot gnu dot org]

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           What    |Removed                     |Added
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          Component|regression                  |target
           Keywords|                            |wrong-code


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21390