mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-09 23:00:07 +00:00
f6a532fbd0
With fortification enabled, few function calls return result need to be checked, has they get the __wur macro enabled. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
40 lines
968 B
C
40 lines
968 B
C
#include <error.h>
|
|
#include <mcheck.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
#include <libc-diag.h>
|
|
|
|
#include <support/xstdio.h>
|
|
|
|
static int
|
|
do_test (int argc, char *argv[])
|
|
{
|
|
mtrace ();
|
|
xfreopen (argc == 1 ? "/dev/stdout" : argv[1], "a", stderr);
|
|
/* Orient the stream. */
|
|
fwprintf (stderr, L"hello world\n");
|
|
char buf[20000];
|
|
static const char str[] = "hello world! ";
|
|
for (int i = 0; i < 1000; ++i)
|
|
memcpy (&buf[i * (sizeof (str) - 1)], str, sizeof (str));
|
|
error (0, 0, str);
|
|
|
|
/* We're testing a large format string here and need to generate it
|
|
to avoid this source file being ridiculous. So disable the warning
|
|
about a generated format string. */
|
|
DIAG_PUSH_NEEDS_COMMENT;
|
|
DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat-security");
|
|
|
|
error (0, 0, buf);
|
|
error (0, 0, buf);
|
|
|
|
DIAG_POP_NEEDS_COMMENT;
|
|
|
|
error (0, 0, str);
|
|
return 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test (argc, argv)
|
|
#include "../test-skeleton.c"
|