1/* { dg-do compile } */ 2/* { dg-options "-msse" { target { i?86-*-* x86_64-*-* } } } */ 3// This used to fail as we would try to expand a VCE where one side had 4// a mode of BLKmode and the other side was a vector mode. 5#define vector __attribute__((vector_size(16) )) 6struct struct1 { 7 union { float a[3]; } vmx; 8 struct struct2 { 9 struct2(const struct2& r) {} 10 } w; 11} __attribute__((aligned(16))); 12struct struct3 { 13 vector float vmx; 14 operator const struct1& () const{ 15 return *reinterpret_cast<const struct1*>(this); 16 } 17}; 18struct3 func3( struct3 V1); 19struct3 func2( void ); 20void func1( ) { 21 struct1 vVec = func2() ; 22 func3 ( (struct3&)vVec ); 23} 24