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/* Copyright (C) 2000 Free Software Foundation.
Ensure all expected transformations of builtin strpbrk occur and
perform correctly.
Written by Kaveh R. Ghazi, 11/6/2000. */
extern void abort(void);
extern char *strpbrk (const char *, const char *);
extern int strcmp (const char *, const char *);
void fn (const char *foo, const char *const *bar)
{
if (strcmp(strpbrk ("hello world", "lrooo"), "llo world") != 0)
abort();
if (strpbrk (foo, "") != 0)
abort();
if (strpbrk (foo + 4, "") != 0)
abort();
if (strpbrk (*bar--, "") != 0)
abort();
if (strpbrk (*bar, "h") != foo)
abort();
if (strpbrk (foo, "h") != foo)
abort();
if (strpbrk (foo, "w") != foo + 6)
abort();
if (strpbrk (foo + 6, "o") != foo + 7)
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_strpbrk (foo + 6, "o") != foo + 7)
abort();
}
int main()
{
const char *const foo[] = { "hello world", "bye bye world" };
fn (foo[0], foo + 1);
return 0;
}
#ifdef __OPTIMIZE__
/* When optimizing, all the above cases should be transformed into
something else. So any remaining calls to the original function
should abort. */
__attribute__ ((noinline))
static char *
strpbrk(const char *s1, const char *s2)
{
abort();
}
#endif
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