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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-fdiagnostics-show-caret" } */
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3
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4 struct foo { int x; };
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5 union u { int x; };
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6
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7 /* Verify that we issue a hint for "." used with a ptr to a struct. */
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8
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9 int test_1 (struct foo *ptr)
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10 {
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11 return ptr.x; /* { dg-error "'ptr' is a pointer; did you mean to use '->'?" } */
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12 /* { dg-begin-multiline-output "" }
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13 return ptr.x;
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14 ^
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15 ->
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16 { dg-end-multiline-output "" } */
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17 }
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18
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19 /* Likewise for a ptr to a union. */
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20
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21 int test_2 (union u *ptr)
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22 {
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23 return ptr.x; /* { dg-error "'ptr' is a pointer; did you mean to use '->'?" } */
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24 /* { dg-begin-multiline-output "" }
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25 return ptr.x;
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26 ^
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27 ->
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28 { dg-end-multiline-output "" } */
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29 }
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30
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31 /* Verify that we don't issue a hint for a ptr to something that isn't a
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32 struct or union. */
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33
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34 int test_3 (void **ptr)
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35 {
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36 return ptr.x; /* { dg-error "request for member 'x' in something not a structure or union" } */
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37 /* { dg-begin-multiline-output "" }
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38 return ptr.x;
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39 ^
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40 { dg-end-multiline-output "" } */
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41 }
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