1 /* { dg-do compile } */ 2 /* { dg-options "-std=c11 -ftrack-macro-expansion=0" } */ 3 4 #define A(x) _Static_assert(x, #x) 5 #define F(x, y, z) a = __LINE__, b = x ## y, c = z 6 7 enum { 8 #line 10 9 F 10 ( 11 __LI, 12 NE__, 13 __LINE__ 14 ) 15 }; 16 17 A(a == 10); 18 A(b == 10); 19 A(c == 10); 20