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111
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1 /* Test for constant expressions: invalid null pointer constants in
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2 various contexts (make sure NOPs are not inappropriately
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3 stripped). */
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4 /* Origin: Joseph Myers <joseph@codesourcery.com> */
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5 /* { dg-do compile } */
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6 /* { dg-options "-std=iso9899:1990 -pedantic-errors" } */
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7
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8 __extension__ typedef __SIZE_TYPE__ size_t;
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9
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10 void *p = (size_t)(void *)0; /* { dg-error "without a cast" } */
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11 struct s { void *a; } q = { (size_t)(void *)0 }; /* { dg-error "without a cast|near initialization" } */
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12 void *
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13 f (void)
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14 {
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15 void *r;
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16 r = (size_t)(void *)0; /* { dg-error "without a cast" } */
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17 return (size_t)(void *)0; /* { dg-error "without a cast" } */
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18 }
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19 void g (void *); /* { dg-message "but argument is of type" } */
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20 void
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21 h (void)
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22 {
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23 g ((size_t)(void *)0); /* { dg-error "without a cast" } */
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24 }
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25 void g2 (int, void *); /* { dg-message "but argument is of type" } */
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26 void
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27 h2 (void)
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28 {
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29 g2 (0, (size_t)(void *)0); /* { dg-error "without a cast" } */
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30 }
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