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// Test this without pch.
// RUN: %clang_cc1 -include %s -fsyntax-only -verify %s
// Test with pch.
// RUN: %clang_cc1 -emit-pch -o %t %s
// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify %s
#ifndef HEADER
#define HEADER
extern float y;
extern int *ip, x;
float z;
int z2 = 17;
#define MAKE_HAPPY(X) X##Happy
int MAKE_HAPPY(Very);
#define A_MACRO_IN_THE_PCH 492
#define FUNCLIKE_MACRO(X, Y) X ## Y
#define PASTE2(x,y) x##y
#define PASTE1(x,y) PASTE2(x,y)
#define UNIQUE(x) PASTE1(x,__COUNTER__)
int UNIQUE(a); // a0
int UNIQUE(a); // a1
#else
int *ip2 = &x;
float *fp = &ip; // expected-warning{{incompatible pointer types}}
double z; // expected-error{{redefinition}} expected-note@14{{previous}}
int z2 = 18; // expected-error{{redefinition}} expected-note@16{{previous}}
double VeryHappy; // expected-error{{redefinition}} expected-note@19{{previous definition is here}}
int Q = A_MACRO_IN_THE_PCH;
int R = FUNCLIKE_MACRO(A_MACRO_, IN_THE_PCH);
int UNIQUE(a); // a2
int *Arr[] = { &a0, &a1, &a2 };
#endif
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