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/* PR middle-end/79496 - call to snprintf with non-zero size eliminated
with -Wformat-truncation=2
{ dg-do compile }
{ dg-options "-O2 -Wall -Wformat-truncation=2 -fprintf-return-value -fdump-tree-optimized" } */
char d[2];
int test_cst (unsigned n)
{
if (1 < n)
n = 0;
return __builtin_snprintf (d, n, "%d", 1);
}
int test_var (char *d, unsigned n)
{
if (2 < n)
n = 0;
return __builtin_snprintf (d, n, "%i", 1);
}
/* { dg-final { scan-tree-dump-times "snprintf" 2 "optimized"} } */
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