rdar://problem/10680957

Need a test case that tests DWARF with .o in .a files

test/functionalities/archives:

Produces libfoo.a from a.o and b.o.  Test breaking inside functions defined
inside the libfoo.a BSD Archive.

test/make/makefile.rules:

Some additional rules to sepcify archive building.  For example:

ARCHIVE_NAME := libfoo.a
ARCHIVE_C_SOURCES := a.c b.c

llvm-svn: 148066