| 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: ~ ^ ~ |
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