1 // { dg-do compile { target c++11 } }
2
f1(const char * p,const char * q)3 constexpr const char *f1 (const char *p, const char *q) { return __builtin_strstr (p, q); }
4 constexpr const char a[] = "abcdefedcbaaaaab";
5 constexpr const char b[] = "fed";
6 constexpr const char c[] = "aaab";
7 static_assert (f1 ("abcde", "ee") == nullptr, "");
8 static_assert (f1 (a, b) == a + 5, "");
9 static_assert (f1 (a, c) == a + 12, "");
10 static_assert (f1 (a, "") == a, "");
11 static_assert (f1 (a, "aaaaaab") == nullptr, "");
12 static_assert (f1 (a, "aaa") == a + 10, "");
13