# Create two directories for further comparison.
# RUN: rm -rf %t/dir1 %t/dir2
# RUN: mkdir -p %t/dir1 %t/dir2

# Empty file vs directory mismatch, diff -r should fail.
# RUN: echo -n > %t/dir1/extra_file
# RUN: mkdir -p %t/dir2/extra_file
# RUN: diff -r %t/dir1 %t/dir2