| // Check that the compiler warns about unused options. | |
| // This should fail because the output is printed on stderr. | |
| // RUN: ignore tblgen -I %p/../../include --gen-llvmc %s |& grep "option '-Wall' has no effect!" | |
| include "llvm/CompilerDriver/Common.td" | |
| def OptList : OptionList<[(switch_option "Wall", (extern))]>; |