| 1 | // RUN: %clang_cc1 -fsyntax-only -triple i686-unknown-unknown -verify %s |
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| 2 | // RUN: %clang_cc1 -fsyntax-only -triple i686-- -verify %s |
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| 3 | // expected-no-diagnostics |
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| 4 | |
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| 5 | #if __is_target_arch(unknown) |
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| 6 | #error "mismatching arch" |
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| 7 | #endif |
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| 8 | |
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| 9 | // Unknown vendor is allowed. |
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| 10 | #if !__is_target_vendor(unknown) |
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| 11 | #error "mismatching vendor" |
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| 12 | #endif |
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| 13 | |
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| 14 | // Unknown OS is allowed. |
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| 15 | #if !__is_target_os(unknown) |
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| 16 | #error "mismatching OS" |
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| 17 | #endif |
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| 18 | |
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| 19 | // Unknown environment is allowed. |
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| 20 | #if !__is_target_environment(unknown) |
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| 21 | #error "mismatching environment" |
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| 22 | #endif |
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| 23 | |
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