1 /* RUN: %clang_cc1 -E -verify %s 2 */ 3 4 /* expected-error@+1 {{macro name missing}} */ 5 #ifdef 6 #endif 7 8 /* expected-error@+1 {{macro name must be an identifier}} */ 9 #ifdef ! 10 #endif 11 12 /* expected-error@+1 {{macro name missing}} */ 13 #if defined 14 #endif 15 16 /* PR1936 */ 17 /* expected-error@+2 {{unterminated function-like macro invocation}} expected-error@+2 {{expected value in expression}} expected-note@+1 {{macro 'f' defined here}} */ 18 #define f(x) x 19 #if f(2 20 #endif 21 22 int x; 23