glibc/libio/tst-wmemstream1.c

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#include <wchar.h>
extern int fclose (FILE*);
#if defined __GNUC__ && __GNUC__ >= 11
/* Verify that calling fclose on the result of open_wmemstream doesn't
trigger GCC -Wmismatched-dealloc with fclose forward-declared and
without <stdio.h> included first (it is included later, in.
"tst-memstream1.c"). */
#pragma GCC diagnostic push
#pragma GCC diagnostic error "-Wmismatched-dealloc"
#endif
int test_open_wmemstream_no_stdio (void)
{
{
wchar_t *buf;
size_t size;
FILE *f = open_wmemstream (&buf, &size);
fclose (f);
}
{
FILE* (*pf)(wchar_t**, size_t*) = open_wmemstream;
wchar_t *buf;
size_t size;
FILE *f = pf (&buf, &size);
fclose (f);
}
return 0;
}
#if defined __GNUC__ && __GNUC__ >= 11
/* Restore -Wmismatched-dealloc setting. */
# pragma GCC diagnostic pop
#endif
#define CHAR_T wchar_t
#define W(o) L##o
#define OPEN_MEMSTREAM open_wmemstream
#include "tst-memstream1.c"