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/* Uninitialized variable warning tests...
Inspired by part of optabs.c:expand_binop.
May be the same as uninit-1.c. */
/* { dg-do compile } */
/* { dg-options "-O -Wuninitialized" } */
#include <limits.h>
void
add_bignums (int *out, int *x, int *y)
{
int p, sum;
int carry; /* { dg-bogus "carry" "uninitialized variable warning" { xfail *-*-* } } */
p = 0;
for (; *x; x++, y++, out++, p++)
{
if (p)
sum = *x + *y + carry;
else
sum = *x + *y;
if (sum < 0)
{
carry = 1;
sum -= INT_MAX;
}
else
carry = 0;
}
}
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