Tweak an expected-error to match the output. IMHO it is better to diagnose 'int (void)' because it has the same meaning in C and C++.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57901 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed