RUN: yaml2obj %S/Inputs/coff.yaml -o %t.obj RUN: rm -f %t.ar RUN: llvm-ar crs %t.ar %t.obj RUN: not grep -q __.SYMDEF %t.ar Ensure that we generate a GNU style archive for COFF by default. The GNU linker expects that it will be in GNU format. The lib format on Windows is compatible with the GNU format.