1// RUN: %clang_cc1 -emit-pch -D TWO=2 -D X=4 -o %t %s -triple spir-unknown-unknown
2// RUN: %clang_cc1 -include-pch %t -D THREE=3 -D X=5 -O0 -U__OPTIMIZE__ -fno-validate-pch %s -triple spir-unknown-unknown 2>&1 | FileCheck %s
3// RUN: not %clang_cc1 -include-pch %t -D THREE=3 -D X=5 -D VALIDATE -O0 -fsyntax-only %s -triple spir-unknown-unknown 2>&1 | FileCheck --check-prefix=CHECK-VAL %s
4
5#ifndef HEADER
6#define HEADER
7// Header.
8
9#define ONE 1
10
11#else
12// Using the header.
13
14// CHECK: warning: 'X' macro redefined
15// CHECK: #define X 5
16// CHECK: note: previous definition is here
17// CHECK: #define X 4
18
19// CHECK-VAL: error: __OPTIMIZE__ predefined macro was enabled in PCH file but is currently disabled
20// CHECK-VAL: error: definition of macro 'X' differs between the precompiled header ('4') and the command line ('5')
21
22void test(void) {
23  int a = ONE;
24  int b = TWO;
25  int c = THREE;
26
27#ifndef VALIDATE
28#if X != 5
29#error Definition of X is not overridden!
30#endif
31
32#ifdef __OPTIMIZE__
33#error Optimization is not off!
34#endif
35#endif
36
37}
38
39#endif
40