| commit | 36bad00befa839ebeb29b7b6a96914c57df701f9 | [log] [tgz] |
|---|---|---|
| author | Dan Gohman <gohman@apple.com> | Thu Sep 17 18:05:20 2009 +0000 |
| committer | Dan Gohman <gohman@apple.com> | Thu Sep 17 18:05:20 2009 +0000 |
| tree | e9935b834d15c7fd68a57e8941b3099c7ee4ec6b | |
| parent | 9632c149499e59faff45c550261905a89ae20d47 [diff] |
Teach ScalarEvolution how to reason about no-wrap flags on loops
where the induction variable has a non-unit stride, such as {0,+,2}, and
there are expressions such as {1,+,2} inside the loop formed with
or or add nsw operators.
llvm-svn: 82151