Evan Cheng bf34a5ec22 sext(undef) = 0, because the top bits will all be the same. ... zext(undef) = 0, because the top bits will be zero. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127649 91177308-0d34-0410-b5e6-96231b3b80d8		2011-03-15 02:22:10 +00:00
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Analysis	Propagate SCEV no-wrap flags whenever possible.	2011-03-15 00:37:00 +00:00
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CodeGen	sext(undef) = 0, because the top bits will all be the same.	2011-03-15 02:22:10 +00:00
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FrontendC	Add a RUN line to the test case to make it functional. <rdar://problem/9055247>	2011-03-09 04:02:40 +00:00
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MC	Basic sanity checks to ensure that 2- and 3-byte	2011-03-15 01:32:46 +00:00
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Transforms	If we don't know how long a string is we can't fold an _chk version to the	2011-03-15 00:25:41 +00:00
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