1*6f8cfccbSAndy Gibbs #ifdef TEST1 2*6f8cfccbSAndy Gibbs // RUN: %clang_cc1 -E %s -DTEST1 | FileCheck -strict-whitespace %s 3022b62e9SChris Lattner 4022b62e9SChris Lattner #define M(x, y) #x #y 5022b62e9SChris Lattner 6022b62e9SChris Lattner M( f(1, 2), g((x=y++, y))) 7f78edf52SEdward O'Callaghan // CHECK: "f(1, 2)" "g((x=y++, y))" 8f78edf52SEdward O'Callaghan 9022b62e9SChris Lattner M( {a=1 , b=2;} ) /* A semicolon is not a comma */ 10f78edf52SEdward O'Callaghan // CHECK: "{a=1" "b=2;}" 11f78edf52SEdward O'Callaghan 12022b62e9SChris Lattner M( <, [ ) /* Passes the arguments < and [ */ 13f78edf52SEdward O'Callaghan // CHECK: "<" "[" 14f78edf52SEdward O'Callaghan 15022b62e9SChris Lattner M( (,), (...) ) /* Passes the arguments (,) and (...) */ 16f78edf52SEdward O'Callaghan // CHECK: "(,)" "(...)" 17022b62e9SChris Lattner 18022b62e9SChris Lattner #define START_END(start, end) start c=3; end 19022b62e9SChris Lattner 20022b62e9SChris Lattner START_END( {a=1 , b=2;} ) /* braces are not parentheses */ 21f78edf52SEdward O'Callaghan // CHECK: {a=1 c=3; b=2;} 22022b62e9SChris Lattner 23022b62e9SChris Lattner /* 24022b62e9SChris Lattner * To pass a comma token as an argument it is 25022b62e9SChris Lattner * necessary to write: 26022b62e9SChris Lattner */ 27022b62e9SChris Lattner #define COMMA , 28022b62e9SChris Lattner 29022b62e9SChris Lattner M(a COMMA b, (a, b)) 30f78edf52SEdward O'Callaghan // CHECK: "a COMMA b" "(a, b)" 31022b62e9SChris Lattner 32*6f8cfccbSAndy Gibbs #endif 33*6f8cfccbSAndy Gibbs 34*6f8cfccbSAndy Gibbs #ifdef TEST2 35*6f8cfccbSAndy Gibbs // RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST2 36*6f8cfccbSAndy Gibbs 37*6f8cfccbSAndy Gibbs #define HASH # 38*6f8cfccbSAndy Gibbs #define INVALID() # 39*6f8cfccbSAndy Gibbs // expected-error@-1{{'#' is not followed by a macro parameter}} 40*6f8cfccbSAndy Gibbs 41*6f8cfccbSAndy Gibbs #endif 42