[X86] Fix sanitizer bot failure from 344085
authorRong Xu <xur@google.com>
Tue, 9 Oct 2018 23:10:56 +0000 (23:10 +0000)
committerRong Xu <xur@google.com>
Tue, 9 Oct 2018 23:10:56 +0000 (23:10 +0000)
commit5c7bf1a75652ef73968b3737d44ea4bd2fe49673
tree7fcd99a61e82b0a4136bf62513a68b828958dc33
parentc62dfe512ecd15c074f31965cdb40b59da6a3835
[X86] Fix sanitizer bot failure from 344085

Fix the memory issue exposed by sanitizer.

llvm-svn: 344092
llvm/lib/Target/X86/X86CondBrFolding.cpp