2 Commits

Author SHA1 Message Date
Owen Anderson
108258ac78 Fix another infinite loop in Reassociate caused by Constant::isZero().
Not all zero vectors are ConstantDataVector's.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253723 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-20 22:34:48 +00:00
Owen Anderson
3f9c2909a5 Fix a pair of issues that caused an infinite loop in reassociate.
Terrifyingly, one of them is a mishandling of floating point vectors
in Constant::isZero().  How exactly this issue survived this long
is beyond me.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253655 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-20 08:16:13 +00:00