1 // RUN: clang-check "%s" -extra-arg=-Wunimplemented-warning -extra-arg-before=-Wunimplemented-warning-before -- -c 2>&1 | FileCheck %s
2
3 // CHECK: unknown warning option '-Wunimplemented-warning-before'
4 // CHECK: unknown warning option '-Wunimplemented-warning'
a()5 void a(){}
6