int
main (void)
{
if (__builtin_strcmp (str1, latin2_1) != 0
|| __builtin_strcmp (str2, latin2_2) != 0
|| __builtin_strcmp (str3, utf8_1) != 0
|| __builtin_strcmp (str4, utf8_2) != 0
|| __builtin_strncmp (str5, latin2_1, sizeof (latin2_1) - 1) != 0
|| __builtin_strcmp (str5 + sizeof (latin2_1) - 1, latin2_2) != 0
|| __builtin_strncmp (str6, utf8_1, sizeof (utf8_1) - 1) != 0
|| __builtin_strcmp (str6 + sizeof (utf8_1) - 1, utf8_2) != 0
|| __builtin_strncmp (str7, utf8_1, sizeof (utf8_1) - 1) != 0
|| __builtin_strcmp (str7 + sizeof (utf8_1) - 1, utf8_2) != 0
|| __builtin_strncmp (str8, utf8_1, sizeof (utf8_1) - 1) != 0
|| __builtin_strcmp (str8 + sizeof (utf8_1) - 1, utf8_2) != 0)
__builtin_abort ();
if (sizeof ("a" u8"b"[0]) != 1
|| sizeof (u8"a" "b"[0]) != 1
|| sizeof (u8"a" u8"b"[0]) != 1
|| sizeof ("a" "\u010d") != 3
|| sizeof ("a" u8"\u010d") != 4
|| sizeof (u8"a" "\u010d") != 4
|| sizeof (u8"a" "\u010d") != 4)
__builtin_abort ();
return 0;
}
__attribute__ ((noinline)) int
f1 (S * s)
{
int result = 0;
result += __builtin_strncmp (s->s, "ab", 2);
result += __builtin_strncmp (s->s, "abc", 3);
return result;
}
__attribute__ ((noinline)) int
f2 (char *p)
{
int result = 0;
result += __builtin_strncmp (p, "ab", 2);
result += __builtin_strncmp (p, "abc", 3);
return result;
}
int
foo (const char *x)
{
const char *a;
int b = 0;
a = __builtin_strchr (s, '.');
if (a == 0)
b = 1;
else if ((a = __builtin_strchr (a + 1, '.')) == 0)
b = 1;
else if (__builtin_strncmp (s, x, a - s))
b = 1;
else if (__builtin_strncmp (a + 1, x + (a - s + 1), 4) < 0)
b = 1;
if (b)
return 4;
return 0;
}
int main()
{
long double d;
char s[sizeof d];
__builtin_memcpy(&d, STR, sizeof d);
__builtin_memcpy(&s, &d, sizeof s);
if (__builtin_strncmp (s, STR, sizeof s) != 0)
__builtin_abort ();
return 0;
}
foo (double x, double y ,double z ,double a, int size)
{
char *p = __builtin_alloca (size + 1);
double i;
bar (p, size);
if (__builtin_strncmp (p, "good", size) != 0)
{
#ifdef DEBUG
p[size] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
check (&i, __alignof__(i));
}
foo (__m128 x, __m128 y ,__m128 z ,__m128 a, int size)
{
char *p = __builtin_alloca (size + 1);
aligned i;
bar (p, size);
if (__builtin_strncmp (p, "good", size) != 0)
{
#ifdef DEBUG
p[size] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
if (check_int (&i, __alignof__(i)) != i)
abort ();
}
int
main (void)
{
char *p = __builtin_alloca (6);
bar (0);
__builtin_strncpy (p, "good", 5);
if (__builtin_strncmp (p, "good", 5) != 0)
{
#ifdef DEBUG
p[5] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
return 0;
}
foo (int size) throw (B,A)
{
char *p = (char *) __builtin_alloca (size + 1);
aligned i;
bar (p, size);
if (__builtin_strncmp (p, "good", size) != 0)
{
#ifdef DEBUG
p[size] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
if (check_int (&i, __alignof__(i)) != i)
abort ();
throw A();
}
foo ()
{
int __attribute__ ((aligned(64))) a=4;
char * s = (char *) __builtin_alloca (a + 1);
copy (s, a);
if (__builtin_strncmp (s, "good", a) != 0)
{
#ifdef DEBUG
s[a] = '\0';
printf ("Failed: %s != good\n", s);
#endif
abort ();
}
if (check_int (&a, __alignof__(a)) != a)
abort ();
ALTER_REGS();
throw a;
}
foo (int size)
#if __cplusplus <= 201402L
throw (B,A) // { dg-warning "deprecated" "" { target { c++11 && { ! c++1z } } } }
#endif
{
char *p = (char *) __builtin_alloca (size + 1);
aligned i;
bar (p, size);
if (__builtin_strncmp (p, "good", size) != 0)
{
#ifdef DEBUG
p[size] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
if (check_int (&i, __alignof__(i)) != i)
abort ();
throw A();
}
void
test (va_list arg)
#if __cplusplus <= 201402L
throw (B,A) // { dg-warning "deprecated" "" { target { c++11 && { ! c++1z } } } }
#endif
{
char *p;
aligned i;
int size;
double x;
size = va_arg (arg, int);
if (size != 5)
abort ();
p = (char *) __builtin_alloca (size + 1);
x = va_arg (arg, double);
if (x != 5.0)
abort ();
bar (p, size);
if (__builtin_strncmp (p, "good", size) != 0)
{
#ifdef DEBUG
p[size] = '\0';
printf ("Failed: %s != good\n", p);
#endif
abort ();
}
if (check_int (&i, __alignof__(i)) != i)
abort ();
throw A();
}
/* Test that cmp/str is not used for small lengths. */
int
test01 (const char *s1)
{
return __builtin_strncmp (s1, "abcde", 3);
}
/* Test that no call is generated */
int
test03 (const char *s1, int n)
{
return __builtin_strncmp (s1, "abcde", n);
}
/* Test that the cmp/str loop is used. */
int
test02 (const char *s1)
{
return __builtin_strncmp (s1, "abcdefghi", 8);
}
static int
callback (void *data, uintptr_t pc, const char *filename, int lineno,
const char *function)
{
struct callers_data *arg = (struct callers_data *) data;
Location *loc;
/* Skip split stack functions. */
if (function != NULL)
{
const char *p;
p = function;
if (__builtin_strncmp (p, "___", 3) == 0)
++p;
if (__builtin_strncmp (p, "__morestack_", 12) == 0)
return 0;
}
else if (filename != NULL)
{
const char *p;
p = strrchr (filename, '/');
if (p == NULL)
p = filename;
if (__builtin_strncmp (p, "/morestack.S", 12) == 0)
return 0;
}
/* Skip thunks and recover functions. There is no equivalent to
these functions in the gc toolchain, so returning them here means
significantly different results for runtime.Caller(N). */
if (function != NULL)
{
const char *p;
p = __builtin_strchr (function, '.');
if (p != NULL && __builtin_strncmp (p + 1, "$thunk", 6) == 0)
return 0;
p = __builtin_strrchr (function, '$');
if (p != NULL && __builtin_strcmp(p, "$recover") == 0)
return 0;
}
if (arg->skip > 0)
{
--arg->skip;
return 0;
}
loc = &arg->locbuf[arg->index];
loc->pc = pc;
/* The libbacktrace library says that these strings might disappear,
but with the current implementation they won't. We can't easily
allocate memory here, so for now assume that we can save a
pointer to the strings. */
loc->filename = runtime_gostringnocopy ((const byte *) filename);
loc->function = runtime_gostringnocopy ((const byte *) function);
loc->lineno = lineno;
++arg->index;
return arg->index >= arg->max;
}
int main ()
{
const char *const s1 = "hello world";
const char *s2, *s3;
int n = 6, x;
if (strncmp (s1, "hello world", 12) != 0)
abort();
if (strncmp ("hello world", s1, 12) != 0)
abort();
if (strncmp ("hello", "hello", 6) != 0)
abort();
if (strncmp ("hello", "hello", 2) != 0)
abort();
if (strncmp ("hello", "hello", 100) != 0)
abort();
if (strncmp (s1+10, "d", 100) != 0)
abort();
if (strncmp (10+s1, "d", 100) != 0)
abort();
if (strncmp ("d", s1+10, 1) != 0)
abort();
if (strncmp ("d", 10+s1, 1) != 0)
abort();
if (strncmp ("hello", "aaaaa", 100) <= 0)
abort();
if (strncmp ("aaaaa", "hello", 100) >= 0)
abort();
if (strncmp ("hello", "aaaaa", 1) <= 0)
abort();
if (strncmp ("aaaaa", "hello", 1) >= 0)
abort();
s2 = s1; s3 = s1+4;
if (strncmp (++s2, ++s3, 0) != 0 || s2 != s1+1 || s3 != s1+5)
abort();
s2 = s1;
if (strncmp (++s2, "", 1) <= 0 || s2 != s1+1)
abort();
if (strncmp ("", ++s2, 1) >= 0 || s2 != s1+2)
abort();
if (strncmp (++s2, "", 100) <= 0 || s2 != s1+3)
abort();
if (strncmp ("", ++s2, 100) >= 0 || s2 != s1+4)
abort();
if (strncmp (++s2+6, "", 100) != 0 || s2 != s1+5)
abort();
if (strncmp ("", ++s2+5, 100) != 0 || s2 != s1+6)
abort();
if (strncmp ("ozz", ++s2, 1) != 0 || s2 != s1+7)
abort();
if (strncmp (++s2, "rzz", 1) != 0 || s2 != s1+8)
abort();
s2 = s1; s3 = s1+4;
if (strncmp (++s2, ++s3+2, 1) >= 0 || s2 != s1+1 || s3 != s1+5)
abort();
#if defined(__i386__) || defined (__pj__) || defined (__i370__)
/* These tests work on platforms which support cmpstrsi. */
s2 = s1;
if (strncmp (++s2, "ello", 3) != 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("ello", ++s2, 3) != 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "ello", 4) != 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("ello", ++s2, 4) != 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "ello", 5) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("ello", ++s2, 5) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "ello", 6) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("ello", ++s2, 6) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "zllo", 3) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("zllo", ++s2, 3) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "zllo", 4) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("zllo", ++s2, 4) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "zllo", 5) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("zllo", ++s2, 5) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "zllo", 6) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("zllo", ++s2, 6) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "allo", 3) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("allo", ++s2, 3) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "allo", 4) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("allo", ++s2, 4) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "allo", 5) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("allo", ++s2, 5) >= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp (++s2, "allo", 6) <= 0 || s2 != s1+1)
abort();
s2 = s1;
if (strncmp ("allo", ++s2, 6) >= 0 || s2 != s1+1)
abort();
s2 = s1; n = 2; x = 1;
if (strncmp (++s2, s1+(x&3), ++n) != 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 2; x = 1;
if (strncmp (s1+(x&3), ++s2, ++n) != 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp (++s2, s1+(x&3), ++n) != 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp (s1+(x&3), ++s2, ++n) != 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp (++s2, s1+(x&3), ++n) != 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp (s1+(x&3), ++s2, ++n) != 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp (++s2, s1+(x&3), ++n) != 0 || s2 != s1+1 || n != 6)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp (s1+(x&3), ++s2, ++n) != 0 || s2 != s1+1 || n != 6)
abort();
s2 = s1; n = 2;
if (strncmp (++s2, "zllo", ++n) >= 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 2; x = 1;
if (strncmp ("zllo", ++s2, ++n) <= 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp (++s2, "zllo", ++n) >= 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp ("zllo", ++s2, ++n) <= 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp (++s2, "zllo", ++n) >= 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp ("zllo", ++s2, ++n) <= 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp (++s2, "zllo", ++n) >= 0 || s2 != s1+1 || n != 6)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp ("zllo", ++s2, ++n) <= 0 || s2 != s1+1 || n != 6)
abort();
s2 = s1; n = 2;
if (strncmp (++s2, "allo", ++n) <= 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 2; x = 1;
if (strncmp ("allo", ++s2, ++n) >= 0 || s2 != s1+1 || n != 3)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp (++s2, "allo", ++n) <= 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 3; x = 1;
if (strncmp ("allo", ++s2, ++n) >= 0 || s2 != s1+1 || n != 4)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp (++s2, "allo", ++n) <= 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 4; x = 1;
if (strncmp ("allo", ++s2, ++n) >= 0 || s2 != s1+1 || n != 5)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp (++s2, "allo", ++n) <= 0 || s2 != s1+1 || n != 6)
abort();
s2 = s1; n = 5; x = 1;
if (strncmp ("allo", ++s2, ++n) >= 0 || s2 != s1+1 || n != 6)
abort();
#endif
/* Test at least one instance of the __builtin_ style. We do this
to ensure that it works and that the prototype is correct. */
if (__builtin_strncmp ("hello", "a", 100) <= 0)
abort();
return 0;
}
void
main_test (void)
{
const char *const s1 = "hello world";
const char *s2, *s3;
int n = 6, x;
if (strncmp (s1, "hello world", 12) != 0)
abort();
if (strncmp ("hello world", s1, 12) != 0)
abort();
if (strncmp ("hello", "hello", 6) != 0)
abort();
if (strncmp ("hello", "hello", 2) != 0)
abort();
if (strncmp ("hello", "hello", 100) != 0)
abort();
if (strncmp (s1+10, "d", 100) != 0)
abort();
if (strncmp (10+s1, "d", 100) != 0)
abort();
if (strncmp ("d", s1+10, 1) != 0)
abort();
if (strncmp ("d", 10+s1, 1) != 0)
abort();
if (strncmp ("hello", "aaaaa", 100) <= 0)
abort();
if (strncmp ("aaaaa", "hello", 100) >= 0)
abort();
if (strncmp ("hello", "aaaaa", 1) <= 0)
abort();
if (strncmp ("aaaaa", "hello", 1) >= 0)
abort();
s2 = s1; s3 = s1+4;
if (strncmp (++s2, ++s3, 0) != 0 || s2 != s1+1 || s3 != s1+5)
abort();
s2 = s1;
if (strncmp (++s2, "", 1) <= 0 || s2 != s1+1)
abort();
if (strncmp ("", ++s2, 1) >= 0 || s2 != s1+2)
abort();
if (strncmp (++s2, "", 100) <= 0 || s2 != s1+3)
abort();
if (strncmp ("", ++s2, 100) >= 0 || s2 != s1+4)
abort();
if (strncmp (++s2+6, "", 100) != 0 || s2 != s1+5)
abort();
if (strncmp ("", ++s2+5, 100) != 0 || s2 != s1+6)
abort();
if (strncmp ("ozz", ++s2, 1) != 0 || s2 != s1+7)
abort();
if (strncmp (++s2, "rzz", 1) != 0 || s2 != s1+8)
abort();
s2 = s1; s3 = s1+4;
if (strncmp (++s2, ++s3+2, 1) >= 0 || s2 != s1+1 || s3 != s1+5)
abort();
/* Test at least one instance of the __builtin_ style. We do this
to ensure that it works and that the prototype is correct. */
if (__builtin_strncmp ("hello", "a", 100) <= 0)
abort();
}
static int
callback (void *data, uintptr_t pc, const char *filename, int lineno,
const char *function)
{
struct callers_data *arg = (struct callers_data *) data;
Location *loc;
/* Skip split stack functions. */
if (function != NULL)
{
const char *p;
p = function;
if (__builtin_strncmp (p, "___", 3) == 0)
++p;
if (__builtin_strncmp (p, "__morestack_", 12) == 0)
return 0;
}
else if (filename != NULL)
{
const char *p;
p = strrchr (filename, '/');
if (p == NULL)
p = filename;
if (__builtin_strncmp (p, "/morestack.S", 12) == 0)
return 0;
}
/* Skip thunks and recover functions. There is no equivalent to
these functions in the gc toolchain, so returning them here means
significantly different results for runtime.Caller(N). */
if (function != NULL)
{
const char *p;
p = __builtin_strchr (function, '.');
if (p != NULL && __builtin_strncmp (p + 1, "$thunk", 6) == 0)
return 0;
p = __builtin_strrchr (function, '$');
if (p != NULL && __builtin_strcmp(p, "$recover") == 0)
return 0;
}
if (arg->skip > 0)
{
--arg->skip;
return 0;
}
loc = &arg->locbuf[arg->index];
loc->pc = pc;
/* The libbacktrace library says that these strings might disappear,
but with the current implementation they won't. We can't easily
allocate memory here, so for now assume that we can save a
pointer to the strings. */
loc->filename = runtime_gostringnocopy ((const byte *) filename);
loc->function = runtime_gostringnocopy ((const byte *) function);
loc->lineno = lineno;
++arg->index;
/* There is no point to tracing past certain runtime functions.
Stopping the backtrace here can avoid problems on systems that
don't provide proper unwind information for makecontext, such as
Solaris (http://gcc.gnu.org/PR52583 comment #21). */
if (function != NULL)
{
if (__builtin_strcmp (function, "makecontext") == 0)
return 1;
if (filename != NULL)
{
const char *p;
p = strrchr (filename, '/');
if (p == NULL)
p = filename;
if (__builtin_strcmp (p, "/proc.c") == 0)
{
if (__builtin_strcmp (function, "kickoff") == 0
|| __builtin_strcmp (function, "runtime_mstart") == 0
|| __builtin_strcmp (function, "runtime_main") == 0)
return 1;
}
}
}
return arg->index >= arg->max;
}
__attribute__ ((noinline)) int
f7 (S *s)
{
return __builtin_strncmp ("abc", s->s, 3) != 0;
}
__attribute__ ((noinline)) int
f8 (void)
{
return __builtin_strncmp ("abc", s, 2) != 0;
}
void __attribute__((noinline)) test (const char *p)
{
if (__builtin_strncmp (p, "abcdefghijklmnopq", 17) == 0)
abort ();
}
