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Add a ScalarEvolution::getCouldNotCompute() function, and use it
authorDan Gohman <gohman@apple.com>
Sat, 18 Apr 2009 17:58:19 +0000 (17:58 +0000)
committerDan Gohman <gohman@apple.com>
Sat, 18 Apr 2009 17:58:19 +0000 (17:58 +0000)
commitf4ccfcb70402b34ee55e0b5820cf287b95a8762f
tree28e1c70890d54fb8ac6b0cbd241438cd093ff407
parentb40c23672b769568bb5a4a98036c2620837d8d45
Add a ScalarEvolution::getCouldNotCompute() function, and use it
instead of allocating and leaking new SCEVCouldNotCompute objects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69452 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Analysis/ScalarEvolution.h
lib/Analysis/ScalarEvolution.cpp