| 1 | // RUN: %clang_cc1 -fsyntax-only -Wfloat-equal -verify %s |
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| 2 | |
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| 3 | int f1(float x, float y) { |
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| 4 | return x == y; // expected-warning {{comparing floating point with ==}} |
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| 5 | } |
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| 6 | |
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| 7 | int f2(float x, float y) { |
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| 8 | return x != y; // expected-warning {{comparing floating point with ==}} |
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| 9 | } |
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| 10 | |
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| 11 | int f3(float x) { |
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| 12 | return x == x; // no-warning |
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| 13 | } |
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| 14 | |
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| 15 | int f4(float x) { |
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| 16 | return x == 0.0; // no-warning {{comparing}} |
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| 17 | } |
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| 18 | |
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| 19 | int f5(float x) { |
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| 20 | return x == __builtin_inf(); // no-warning |
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| 21 | } |
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| 22 | |
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| 23 | int f7(float x) { |
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| 24 | return x == 3.14159; // expected-warning {{comparing}} |
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| 25 | } |
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| 26 | |
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