llvm/test/tools/llvm-ar/response-utf8.test

## Check that response files can cope with non-ascii characters.

# RUN: echo 'contents' > %t-£.txt

# RUN: rm -f %t-£.a
# RUN: echo 'r %t-£.a %t-£.txt' > %t-replace.txt
# RUN: llvm-ar @%t-replace.txt

# RUN: echo 'p %t-£.a %t-£.txt' > %t-print.txt
# RUN: llvm-ar @%t-print.txt | FileCheck %s
# CHECK: contents