Viewing file:  pr47917.c (1.07 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-std=c99" } */
/* { dg-options "-std=gnu99" { target *-*-hpux* } } */
/* { dg-additional-options "-D__USE_MINGW_ANSI_STDIO=1" { target *-*-mingw* } } */
/* { dg-xfail-run-if "no C99 snprintf function" { *-*-hpux10* } } */
/* { dg-xfail-run-if "non-conforming C99 snprintf" { *-*-hpux11.[012]* } } */
/* PR middle-end/47917 */
#include <stdio.h>
extern int memcmp (const void *, const void *, __SIZE_TYPE__);
extern void abort (void);
char buf1[6], buf2[6], buf3[4], buf4[4];
int i;
int
foo (void)
{
int ret = snprintf (buf1, sizeof buf1, "abcde");
ret += snprintf (buf2, sizeof buf2, "abcdef") * 16;
ret += snprintf (buf3, sizeof buf3, "%s", i++ < 6 ? "abc" : "def") * 256;
ret += snprintf (buf4, sizeof buf4, "%s", i++ > 10 ? "abcde" : "defgh") * 4096;
return ret;
}
int
main (void)
{
if (foo () != 5 + 6 * 16 + 3 * 256 + 5 * 4096)
abort ();
if (memcmp (buf1, "abcde", 6) != 0
|| memcmp (buf2, "abcde", 6) != 0
|| memcmp (buf3, "abc", 4) != 0
|| memcmp (buf4, "def", 4) != 0
|| i != 2)
abort ();
return 0;
}
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