Fix broken MinGW build of gcc.c

[official-gcc.git] / gcc / testsuite / g++.dg / warn / Wzero-as-null-pointer-constant-6.C

// PR c++/53301
// { dg-options "-Wzero-as-null-pointer-constant" }

class x { public: x(int v) {} };

void foo(const x& = 0);