tree 74a31eac6655e431590fb206c3f10035096e4cef
parent f9065a904fca1018d6ea3e1536b9b3368c084725
author Chris Lattner <sabre@nondot.org> 1208729490 +0000
committer Chris Lattner <sabre@nondot.org> 1208729490 +0000

add a handy helper method to instruction, useful for determining
whether it is used outside of some block.  This can be used to see
if there are any non-local references, for example.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50004 91177308-0d34-0410-b5e6-96231b3b80d8