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111
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1 /* Further -Wswitch tests. */
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2 /* { dg-do compile } */
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3 /* { dg-options "-Wswitch" } */
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4
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5 enum e { e1 = 0, e2 = 1, e3 = 1, e4 = 2 };
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6
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7 int
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8 foo (enum e ei, int j)
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9 {
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10 switch (ei)
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11 {
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12 case e1: return 1;
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13 case e3: return 2;
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14 case e4: return 3;
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15 } /* No warning here since e2 has the same value as e3. */
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16 switch (ei) /* { dg-warning "enumeration value 'e4' not handled in switch" "enum e4" } */
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17 {
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18 case e1: return 1;
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19 case e2: return 2;
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20 }
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21 switch ((int) ei)
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22 {
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23 case e1: return 1;
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24 } /* No warning here since switch condition was cast to int. */
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25 switch ((enum e) j) /* { dg-warning "enumeration value 'e1' not handled in switch" "enum e1" } */
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26 {
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27 case e2: return 1;
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28 case e4: return 2;
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29 }
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30 return 0;
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31 }
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