1*67e74705SXin Li #ifdef TEST1 2*67e74705SXin Li // RUN: %clang_cc1 -E %s -DTEST1 | FileCheck -strict-whitespace %s 3*67e74705SXin Li 4*67e74705SXin Li #define M(x, y) #x #y 5*67e74705SXin Li 6*67e74705SXin Li M( f(1, 2), g((x=y++, y))) 7*67e74705SXin Li // CHECK: "f(1, 2)" "g((x=y++, y))" 8*67e74705SXin Li 9*67e74705SXin Li M( {a=1 , b=2;} ) /* A semicolon is not a comma */ 10*67e74705SXin Li // CHECK: "{a=1" "b=2;}" 11*67e74705SXin Li 12*67e74705SXin Li M( <, [ ) /* Passes the arguments < and [ */ 13*67e74705SXin Li // CHECK: "<" "[" 14*67e74705SXin Li 15*67e74705SXin Li M( (,), (...) ) /* Passes the arguments (,) and (...) */ 16*67e74705SXin Li // CHECK: "(,)" "(...)" 17*67e74705SXin Li 18*67e74705SXin Li #define START_END(start, end) start c=3; end 19*67e74705SXin Li 20*67e74705SXin Li START_END( {a=1 , b=2;} ) /* braces are not parentheses */ 21*67e74705SXin Li // CHECK: {a=1 c=3; b=2;} 22*67e74705SXin Li 23*67e74705SXin Li /* 24*67e74705SXin Li * To pass a comma token as an argument it is 25*67e74705SXin Li * necessary to write: 26*67e74705SXin Li */ 27*67e74705SXin Li #define COMMA , 28*67e74705SXin Li 29*67e74705SXin Li M(a COMMA b, (a, b)) 30*67e74705SXin Li // CHECK: "a COMMA b" "(a, b)" 31*67e74705SXin Li 32*67e74705SXin Li #endif 33*67e74705SXin Li 34*67e74705SXin Li #ifdef TEST2 35*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST2 36*67e74705SXin Li 37*67e74705SXin Li #define HASH # 38*67e74705SXin Li #define INVALID() # 39*67e74705SXin Li // expected-error@-1{{'#' is not followed by a macro parameter}} 40*67e74705SXin Li 41*67e74705SXin Li #endif 42