1 // RUN: %clang_cc1 -emit-pch -o variables.h.pch variables.h 2 // Do not mess with the whitespace in this file. It's important. 3 4 5 6 7 extern float y; 8 extern int *ip, x; 9 10 float z; 11 12 int z2 = 17; 13 14 #define MAKE_HAPPY(X) X##Happy 15 int MAKE_HAPPY(Very); 16 17 #define A_MACRO_IN_THE_PCH 492 18 #define FUNCLIKE_MACRO(X, Y) X ## Y 19 20 #define PASTE2(x,y) x##y 21 #define PASTE1(x,y) PASTE2(x,y) 22 #define UNIQUE(x) PASTE1(x,__COUNTER__) 23 24 int UNIQUE(a); // a0 25 int UNIQUE(a); // a1 26