llvm/test/TableGen/prep-diag13.td - llvm-project - Git at Google

 // RUN: not llvm-tblgen -I %p %s 2>&1 | FileCheck %s

 // CHECK: error: Reached EOF without matching #endif
 // CHECK: error: The latest preprocessor control is here
 #ifdef DISABLED
 /*
 #else
 #endif
 */
	// RUN: not llvm-tblgen -I %p %s 2>&1 \| FileCheck %s

	// CHECK: error: Reached EOF without matching #endif
	// CHECK: error: The latest preprocessor control is here
	#ifdef DISABLED
	/*
	#else
	#endif
	*/