31 lines
565 B
C
31 lines
565 B
C
/* Spurious uninitialized variable warnings, case 1.
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Taken from cppfiles.c (merge_include_chains) */
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/* { dg-do compile } */
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/* { dg-options "-O -Wuninitialized" } */
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struct list
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{
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struct list *next;
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int id;
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};
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extern void free (void *);
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void remove_dupes (struct list *el)
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{
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struct list *p, *q, *r; /* { dg-bogus "r" "uninitialized variable warning" { xfail *-*-* } } */
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for (p = el; p; p = p->next)
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{
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for (q = el; q != p; q = q->next)
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if (q->id == p->id)
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{
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r->next = p->next;
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free (p);
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p = r;
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break;
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}
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r = p;
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}
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}
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