1// RUN: not %clang_cc1 -fsyntax-only %s 2>&1 | FileCheck %s -strict-whitespace
2
3#define NO_INITIATION(x) int a = x * 2
4#define NO_DEFINITION(x) int c = x * 2
5
6NO_INITIATION(a);
7NO_DEFINITION(b);
8
9// CHECK: {{.*}}:6:15: warning: variable 'a' is uninitialized when used within its own initialization
10// CHECK-NEXT: NO_INITIATION(a);
11// CHECK-NEXT: ~~~~~~~~~~~~~~^~
12// CHECK-NEXT: {{.*}}:3:34: note: expanded from macro 'NO_INITIATION'
13// CHECK-NEXT: #define NO_INITIATION(x) int a = x * 2
14// CHECK-NEXT:                              ~   ^
15
16// CHECK: {{.*}}:7:15: error: use of undeclared identifier 'b'
17// CHECK-NEXT: NO_DEFINITION(b);
18// CHECK-NEXT:               ^
19
20
21#define F(x) x + 1
22#define ADD(x,y) y + F(x)
23#define SWAP_ARGU(x,y) ADD(y,x)
24
25int  p = SWAP_ARGU(3, x);
26
27// CHECK: {{.*}}:25:23: error: use of undeclared identifier 'x'
28// CHECK-NEXT: int  p = SWAP_ARGU(3, x);
29// CHECK-NEXT:                       ^
30
31#define APPLY(f,x,y) x f y
32
33struct node {
34};
35
36node ff;
37
38int r = APPLY(+,ff,1);
39// CHECK: {{.*}}:38:15: error: invalid operands to binary expression ('node' and 'int')
40// CHECK-NEXT: int r = APPLY(+,ff,1);
41// CHECK-NEXT:               ^ ~~ ~
42// CHECK-NEXT: {{.*}}:31:24: note: expanded from macro 'APPLY'
43// CHECK-NEXT: #define APPLY(f,x,y) x f y
44// CHECK-NEXT:                      ~ ^ ~