------- Comment #8 from hjl dot tools at gmail dot com  2009-12-29 23:50 -------
Created an attachment (id=19420)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19420&action=view)
A patch

I don't see how we can easily check unsigned underflow in vector
integer subtraction. This patch simply disables it.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42542

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