[Bug c/17957] vector type node used after garbage-collected

[pinskia at gcc dot gnu dot org]

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           What    |Removed                     |Added
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                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
           Keywords|                            |ice-on-valid-code


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17957