fix the autoconf script to detect "has asmprinter"ness of a target by
looking for lib/Target/*AsmPrinter.cpp.  Fix llvm-config to handle targets
that don't have an explicit AsmPrinter library.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119057 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed