Viewing file:  pr103275.c (1.74 KB) -rw-r--r--
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/* { dg-do compile { target ia32 } } */
/* { dg-require-effective-target fpic } */
/* { dg-options "-O2 -march=tigerlake -fPIC" } */
/* { dg-final { scan-assembler-not {(?n)kmovd.*@gotntpoff} } } */
typedef unsigned short uint16_t;
typedef int int32_t;
typedef unsigned int uint32_t;
typedef unsigned char uint8_t;
typedef uint32_t in_addr_t;
struct in_addr { in_addr_t s_addr; };
extern __thread const uint16_t * __libc_tsd_CTYPE_B __attribute__ ((tls_model ("initial-exec")));
extern __thread int __libc_errno __attribute__ ((tls_model ("initial-exec")));
extern unsigned long strtoul (const char*, char**, int);
extern uint32_t __bswap_32 (in_addr_t);
int
inet_aton_end (const char *cp, struct in_addr *addr, const char **endp)
{
static const in_addr_t max[4] = { 0xffffffff, 0xffffff, 0xffff, 0xff };
in_addr_t val;
char c;
union iaddr
{
uint8_t bytes[4];
uint32_t word;
} res;
uint8_t *pp = res.bytes;
int digit;
int saved_errno = __libc_errno;
__libc_errno = 0;
res.word = 0;
c = *cp;
for (;;)
{
if (c < '0' || c > '9')
goto ret_0;
{
char *endp;
unsigned long ul = strtoul (cp, &endp, 0);
if (ul == 0x7fffffffL && __libc_errno == 34)
goto ret_0;
if (ul > 0xfffffffful)
goto ret_0;
val = ul;
digit = cp != endp;
cp = endp;
}
c = *cp;
if (c == '.')
{
if (pp > res.bytes + 2 || val > 0xff)
goto ret_0;
*pp++ = val;
c = *++cp;
}
else
break;
}
if (!(__libc_tsd_CTYPE_B[(int)c] & 8192))
goto ret_0;
if (!digit)
goto ret_0;
if (val > max[pp - res.bytes])
goto ret_0;
if (addr != 0)
addr->s_addr = res.word | __bswap_32 (val);
*endp = cp;
__libc_errno = saved_errno;
return 1;
ret_0:
__libc_errno = saved_errno;
return 0;
}
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