// Check that extern options work.
// The dummy tool and graph are required to silence warnings.
// RUN: tblgen -I %p/../../include --gen-llvmc %s -o %t
-// RUN: grep {extern .* AutoGeneratedSwitch_Wall} %t
+// RUN: FileCheck -input-file %t %s
+// RUN: %compile_cxx -fexceptions -x c++ %t
include "llvm/CompilerDriver/Common.td"
+// CHECK: extern cl::opt<bool> AutoGeneratedSwitch_Wall
+
def OptList : OptionList<[(switch_option "Wall", (extern)),
(parameter_option "std", (extern)),
(prefix_list_option "L", (extern))]>;
def dummy_tool : Tool<[
-(cmd_line "dummy_cmd"),
+(cmd_line "dummy_cmd $INFILE"),
(in_language "dummy"),
(out_language "dummy"),
(actions (case