1ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// RUN: %clang_cc1 -E %s | FileCheck -strict-whitespace %s 2ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 3ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao#define M(x, y) #x #y 4ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 5ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoM( f(1, 2), g((x=y++, y))) 6ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: "f(1, 2)" "g((x=y++, y))" 7ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 8ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoM( {a=1 , b=2;} ) /* A semicolon is not a comma */ 9ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: "{a=1" "b=2;}" 10ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 11ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoM( <, [ ) /* Passes the arguments < and [ */ 12ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: "<" "[" 13ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 14ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoM( (,), (...) ) /* Passes the arguments (,) and (...) */ 15ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: "(,)" "(...)" 16ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 17ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao#define START_END(start, end) start c=3; end 18ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 19ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoSTART_END( {a=1 , b=2;} ) /* braces are not parentheses */ 20ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: {a=1 c=3; b=2;} 21ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 22ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao/* 23ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao * To pass a comma token as an argument it is 24ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao * necessary to write: 25ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao */ 26ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao#define COMMA , 27ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 28ea285162342df160e7860e26528bc7110bc6c0cdShih-wei LiaoM(a COMMA b, (a, b)) 29ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// CHECK: "a COMMA b" "(a, b)" 30ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 31