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

# Directory vs. File mismatch, "diff -r" should fail.
# RUN: mkdir -p %t/dir1/extra_subdir
# RUN: echo ZYX > %t/dir2/extra_subdir
# RUN: diff -r %t/dir1 %t/dir2