/* { dg-do compile } */ typedef int myint; float __attribute__((vector_size(16))) b; int __attribute__((vector_size(16))) d; myint __attribute__((vector_size(16))) d2; unsigned int __attribute__((vector_size(16))) e; void foo() { b + d; /* { dg-error "invalid operands to binary" } */ d += e; /* { dg-message "use -flax-vector-conversions to permit conversions between vectors with differing element types or numbers of subparts.*cannot convert '__vector.4. unsigned int' to '__vector.4. int' in assignment" } */ d2 += d; }