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1 // PR c++/47570
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2 // { dg-do compile { target c++11 } }
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3
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4 unsigned int constexpr one()
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5 { return 1; }
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6
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7 int constexpr one_B()
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8 { return 1; }
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9
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10 int main()
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11 {
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12 // FAIL TO COMPILE:
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13 static bool constexpr SC_huh1 = ((unsigned int)one()) >= ((unsigned int)0);
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14 static bool constexpr SC_huh2 = one() >= ((unsigned int)0);
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15 static bool constexpr SC_huh3 = one() >= 0;
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16
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17 // COMPILE OK:
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18 static bool constexpr SC_huh4 = ((one() == 0) || (one() > 0));
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19 static bool constexpr SC_huh5 = one() == 0;
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20 static bool constexpr SC_huh6 = one() > 0;
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21 static bool constexpr SC_huh7 = one_B() >= 0;
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22 static bool constexpr SC_huh8 = one() >= 1;
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23
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24 return SC_huh3;
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25 }
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