forked from OSchip/llvm-project
19 lines
598 B
C
19 lines
598 B
C
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// RUN: %clang_cc1 -fsyntax-only %s -verify
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#ifndef __has_warning
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#error Should have __has_warning
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#endif
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#if __has_warning("not valid") // expected-warning {{__has_warning expected option name}}
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#endif
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#if __has_warning("-Wparentheses")
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#warning Should have -Wparentheses // expected-warning {{Should have -Wparentheses}}
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#endif
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#if __has_warning(-Wfoo) // expected-error {{builtin warning check macro requires a parenthesized string}}
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#endif
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#if __has_warning("-Wnot-a-valid-warning-flag-at-all")
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#else
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#warning Not a valid warning flag // expected-warning {{Not a valid warning flag}}
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#endif
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