| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-unreachable-code %s |
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| 2 | |
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| 3 | typedef __attribute__(( ext_vector_type(4) )) int int4; |
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| 4 | |
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| 5 | static int4 test1() { |
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| 6 | int4 vec, rv; |
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| 7 | |
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| 8 | // comparisons to self... |
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| 9 | return vec == vec; // expected-warning{{self-comparison always evaluates to true}} |
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| 10 | return vec != vec; // expected-warning{{self-comparison always evaluates to false}} |
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| 11 | return vec < vec; // expected-warning{{self-comparison always evaluates to false}} |
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| 12 | return vec <= vec; // expected-warning{{self-comparison always evaluates to true}} |
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| 13 | return vec > vec; // expected-warning{{self-comparison always evaluates to false}} |
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| 14 | return vec >= vec; // expected-warning{{self-comparison always evaluates to true}} |
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| 15 | } |
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| 16 | |
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| 17 | |
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| 18 | typedef __attribute__(( ext_vector_type(4) )) float float4; |
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| 19 | |
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| 20 | static int4 test2() { |
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| 21 | float4 vec, rv; |
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| 22 | |
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| 23 | // comparisons to self. no warning, they're floats |
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| 24 | return vec == vec; // no-warning |
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| 25 | return vec != vec; // no-warning |
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| 26 | return vec < vec; // no-warning |
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| 27 | return vec <= vec; // no-warning |
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| 28 | return vec > vec; // no-warning |
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| 29 | return vec >= vec; // no-warning |
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| 30 | } |
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| 31 | |
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