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21 lines
547 B
21 lines
547 B
4 months ago
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// RUN: %clang_cc1 %s -Eonly -verify
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#pragma GCC poison rindex
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rindex(some_string, 'h'); // expected-error {{attempt to use a poisoned identifier}}
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#define BAR _Pragma ("GCC poison XYZW") XYZW /*NO ERROR*/
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XYZW // ok
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BAR
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XYZW // expected-error {{attempt to use a poisoned identifier}}
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// Pragma poison shouldn't warn from macro expansions defined before the token
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// is poisoned.
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#define strrchr rindex2
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#pragma GCC poison rindex2
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// Can poison multiple times.
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#pragma GCC poison rindex2
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strrchr(some_string, 'h'); // ok.
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