Saleem Abdulrasool 0dd6b9b974 tools: fix Twine abuse
utohexstr provides a temporary string, making it unsafe to use with the Twine
interface which will not copy the string.  Switch to using std::string.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200457 91177308-0d34-0410-b5e6-96231b3b80d8
2014-01-30 06:19:27 +00:00
..
2014-01-30 06:19:27 +00:00