1// Test this without pch.
2// RUN: %clang_cc1 -include %s -fsyntax-only -verify %s
3
4// Test with pch.
5// RUN: %clang_cc1 -emit-pch -o %t %s
6// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify %s
7
8#ifndef HEADER
9#define HEADER
10
11extern float y;
12extern int *ip, x;
13
14float z;
15
16int z2 = 17;
17
18#define MAKE_HAPPY(X) X##Happy
19int MAKE_HAPPY(Very);
20
21#define A_MACRO_IN_THE_PCH 492
22#define FUNCLIKE_MACRO(X, Y) X ## Y
23
24#define PASTE2(x,y) x##y
25#define PASTE1(x,y) PASTE2(x,y)
26#define UNIQUE(x) PASTE1(x,__COUNTER__)
27
28int UNIQUE(a);  // a0
29int UNIQUE(a);  // a1
30
31#else
32
33int *ip2 = &x;
34float *fp = &ip; // expected-warning{{incompatible pointer types}}
35double z; // expected-error{{redefinition}} expected-note@14{{previous}}
36int z2 = 18; // expected-error{{redefinition}} expected-note@16{{previous}}
37double VeryHappy; // expected-error{{redefinition}} expected-note@19{{previous definition is here}}
38
39int Q = A_MACRO_IN_THE_PCH;
40
41int R = FUNCLIKE_MACRO(A_MACRO_, IN_THE_PCH);
42
43
44int UNIQUE(a);  // a2
45int *Arr[] = { &a0, &a1, &a2 };
46
47#endif
48