Driver/Darwin: Model dsymutil properly, as a separate action/tool kind which is
added as the last output step, instead of just hacking it into the link step.
 - Among other things, this fixes dSYM generation when using multiple -arch options.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@105475 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed