// { dg-do run } #define vector __attribute__((vector_size(16))) extern "C" void abort(); class Star { public: inline vector float foo() const; Star() { data.f[0] = 1.0; data.f[1] = 2.0; data.f[2] = 3.0, data.f[3] = 4.0; } private: union { float f[4]; vector float v; } data; friend vector float fTest(const Star &); }; vector float Star::foo() const // { dg-warning "vector returned by ref" "" { target { powerpc*-*-linux* && ilp32 } } } { return data.v; } vector float fTest(const Star & val) { vector float vf = val.foo(); return vf; } int main() { Star s; union u { float f[4]; vector float v; } data; data.v = fTest(s); for (int i=0 ; i < 4; i++) if (data.f[i] != (float)(i+1)) abort(); return 0; }