// RUN: %clang_cc1 -fsyntax-only -std=c99 -Wno-nullability-declspec -pedantic %s -verify
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_Nonnull int *ptr; // expected-warning{{type nullability specifier '_Nonnull' is a Clang extension}}
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wnullability-extension"
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_Nonnull int *ptr2; // no-warning
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#pragma clang diagnostic pop
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#if !__has_feature(nullability)
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# error Nullability should always be supported
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#endif
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#if !__has_extension(nullability)
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# error Nullability should always be supported as an extension
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#endif
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