reapply this hunk from Bill's reversion in r61169, it is conservative
authorChris Lattner <sabre@nondot.org>
Thu, 18 Dec 2008 00:51:32 +0000 (00:51 +0000)
committerChris Lattner <sabre@nondot.org>
Thu, 18 Dec 2008 00:51:32 +0000 (00:51 +0000)
commit5f4f84ba3ec3cd5c9d6fb8acd770042a5cfdf8aa
tree5dd02ea47fad3d5d4f9008636ff7fcd44d2c6305
parenta5d5c0268ad4f95c71e76b8a05118292dd12daa5
reapply this hunk from Bill's reversion in r61169, it is conservative
and safe and orthogonal from turning off load pre.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61177 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/GVN.cpp