forked from OSchip/llvm-project
22 lines
326 B
C
22 lines
326 B
C
// RUN: clang-cc %s -Eonly -Werror=undef -verify
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// RUN: clang-cc %s -Eonly -Werror-undef -verify
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extern int x;
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#if foo // expected-error {{'foo' is not defined, evaluates to 0}}
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#endif
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#ifdef foo
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#endif
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#if defined(foo)
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#endif
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// PR3938
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#if 0
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#ifdef D
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#else 1 // Should not warn due to C99 6.10p4
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#endif
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#endif
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