15 lines
1.2 KiB
C
15 lines
1.2 KiB
C
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c99 -Wc11-extensions %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c89 -Wc11-extensions %s
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int incomplete[]; // expected-warning {{tentative array definition assumed to have one element}}
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int complete[6];
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int test_comparison_between_incomplete_and_complete_pointer() {
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return (&incomplete < &complete) && // expected-warning {{pointer comparisons before C11 need to be between two complete or two incomplete types; 'int (*)[]' is incomplete and 'int (*)[6]' is complete}}
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(&incomplete <= &complete) && // expected-warning {{pointer comparisons before C11 need to be between two complete or two incomplete types; 'int (*)[]' is incomplete and 'int (*)[6]' is complete}}
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(&incomplete > &complete) && // expected-warning {{pointer comparisons before C11 need to be between two complete or two incomplete types; 'int (*)[]' is incomplete and 'int (*)[6]' is complete}}
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(&incomplete >= &complete) && // expected-warning {{pointer comparisons before C11 need to be between two complete or two incomplete types; 'int (*)[]' is incomplete and 'int (*)[6]' is complete}}
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(&incomplete == &complete) &&
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(&incomplete != &complete);
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}
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