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150
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1 // RUN: not %clang_cc1 -fsyntax-only %s 2>&1 | FileCheck %s -strict-whitespace
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2
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3 #define NO_INITIATION(x) int a = x * 2
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4 #define NO_DEFINITION(x) int c = x * 2
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5
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6 NO_INITIATION(a);
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7 NO_DEFINITION(b);
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8
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9 // CHECK: {{.*}}:6:15: warning: variable 'a' is uninitialized when used within its own initialization
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10 // CHECK-NEXT: NO_INITIATION(a);
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11 // CHECK-NEXT: ~~~~~~~~~~~~~~^~
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12 // CHECK-NEXT: {{.*}}:3:34: note: expanded from macro 'NO_INITIATION'
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13 // CHECK-NEXT: #define NO_INITIATION(x) int a = x * 2
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14 // CHECK-NEXT: ~ ^
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15
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16 // CHECK: {{.*}}:7:15: error: use of undeclared identifier 'b'
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17 // CHECK-NEXT: NO_DEFINITION(b);
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18 // CHECK-NEXT: ^
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19
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20
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21 #define F(x) x + 1
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22 #define ADD(x,y) y + F(x)
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23 #define SWAP_ARGU(x,y) ADD(y,x)
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24
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25 int p = SWAP_ARGU(3, x);
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26
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27 // CHECK: {{.*}}:25:23: error: use of undeclared identifier 'x'
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28 // CHECK-NEXT: int p = SWAP_ARGU(3, x);
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29 // CHECK-NEXT: ^
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30
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31 #define APPLY(f,x,y) x f y
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32
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33 struct node {
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34 };
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35
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36 node ff;
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37
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38 int r = APPLY(+,ff,1);
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39 // CHECK: {{.*}}:38:15: error: invalid operands to binary expression ('node' and 'int')
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40 // CHECK-NEXT: int r = APPLY(+,ff,1);
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41 // CHECK-NEXT: ^ ~~ ~
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42 // CHECK-NEXT: {{.*}}:31:24: note: expanded from macro 'APPLY'
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43 // CHECK-NEXT: #define APPLY(f,x,y) x f y
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44 // CHECK-NEXT: ~ ^ ~ |
