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annotate gcc/testsuite/g++.dg/opt/enum1.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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111
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1 // Verify that we don't confuse precision and mode for enums.
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2 // { dg-do run }
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3 // { dg-options "-O" }
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4
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5 extern "C" void abort();
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6
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7 enum E {
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8 zero = 0,
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9 test = 0xbb
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10 };
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11
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12 static bool foo(unsigned char *x)
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13 {
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14 E e = static_cast<E>(*x);
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15 switch (e)
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16 {
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17 case test:
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18 return true;
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19 default:
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20 return false;
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21 }
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22 }
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23
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24 int main()
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25 {
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26 unsigned char dummy = test;
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27 if (! foo(&dummy))
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28 abort ();
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29 return 0;
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30 }