Error message outputs with lowercase on Windows.
Made test work on Widnows.
For example:
llvm-lipo: error: 'i386': no such file or directory
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@367266
91177308-0d34-0410-b5e6-
96231b3b80d8
# INPUT_ARGS: error: replace expects a single input file
# RUN: not llvm-lipo %t-universal.o -replace %t-32.o i386 -o %t.o 2>&1 | FileCheck --check-prefix=INVALID_FILE %s
-# INVALID_FILE: error: 'i386': No such file or directory
+# INVALID_FILE: error: 'i386': {{[nN]}}o such file or directory
# RUN: not llvm-lipo %t-universal.o -replace i3866 %t-32.o -o %t.o 2>&1 | FileCheck --check-prefix=INVALID_ARCH %s
# INVALID_ARCH: error: Invalid architecture: i3866