[Bug target/42542] Vectorizer produces incorrect results on max of signed intergers
------- 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.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42542
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