/* { dg-do run } */ /* { dg-options "-O2" } */ #include "strlenopt.h" __attribute__((noinline, noclone)) int bar (char *p1, const char *q) { strcpy (p1, "abcde"); char *p2 = strchr (p1, '\0'); strcpy (p2, q); char *p3 = strchr (p2, '\0'); memcpy (p3, "x", 2); return strlen (p1); } int main (void) { char buffer[10]; int res = bar (buffer, "foo"); if (strcmp (buffer, "abcdefoox") != 0 || res != 9) abort (); return 0; }