| 1 | // RUN: %clang_cc1 -fsyntax-only -Wunused-variable -Wunused-label -verify %s |
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| 2 | |
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| 3 | static int unused_local_static; |
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| 4 | |
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| 5 | namespace PR8455 { |
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| 6 | void f() { |
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| 7 | A: // expected-warning {{unused label 'A'}} |
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| 8 | __attribute__((unused)) int i; // attribute applies to variable |
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| 9 | B: // attribute applies to label |
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| 10 | __attribute__((unused)); int j; // expected-warning {{unused variable 'j'}} |
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| 11 | } |
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| 12 | |
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| 13 | void g() { |
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| 14 | C: // unused label 'C' will not appear here because an error has occurred |
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| 15 | __attribute__((unused)) |
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| 16 | #pragma weak unused_local_static // expected-error {{expected ';' after __attribute__}} |
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| 17 | ; |
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| 18 | } |
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| 19 | |
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| 20 | void h() { |
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| 21 | D: // expected-warning {{unused label 'D'}} |
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| 22 | #pragma weak unused_local_static |
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| 23 | __attribute__((unused)) // expected-warning {{declaration does not declare anything}} |
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| 24 | ; |
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| 25 | } |
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| 26 | } |
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| 27 | |
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