gcc-4.9/gcc/testsuite/g++.dg/cpp0x/constexpr-fnptr.C


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// { dg-do compile { target c++11 } }

constexpr bool is_negative(int x) { return x < 0; }

constexpr bool check(int x, bool (*p)(int)) { return p(x); }  // #1

static_assert(check(-2, is_negative), "Error");