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34 lines
759 B
34 lines
759 B
9 years ago
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#include <stdio.h>
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#include <stdlib.h>
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struct dummy {
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double d;
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};
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int main(int argc, char *argv[]) {
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struct dummy *d;
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char *p;
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(void) argc; (void) argv;
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/* This causes a warning with clang -Wcast-align:
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*
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* clang_cast_align.c:13:6: warning: cast from 'char *' to 'struct dummy *' increases required alignment
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* from 1 to 8 [-Wcast-align]
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* d = (struct dummy *) p;
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*
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* Note that malloc() alignment guarantees are enough to make the
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* warning harmless, so it'd be nice to suppress.
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*/
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p = (char *) malloc(sizeof(struct dummy));
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d = (struct dummy *) p;
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/* Casting through a void pointer suppressed the warning for clang. */
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p = (char *) malloc(sizeof(struct dummy));
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d = (struct dummy *) (void *) p;
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return 0;
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}
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