gdb/ChangeLog:* gdb/valarith.c (vector_binop): New function.(scalar_binop): Likewise...

gdb/ChangeLog:* gdb/valarith.c (vector_binop): New function.(scalar_binop): Likewise.(value_binop): Call scalar_binop or vector_binop depending on the types.* gdb/eval.c (ptrmath_type_p): Return 0 in case of TYPE_VECTOR.(evaluate_subexp_with_coercion): Add vector check to not convert vectorsto pointers.* gdb/value.c (coerce_array): Add vector check to not coerce vectors.testsuite/ChangeLog:* gdb.base/Makefile.in (EXECUTABLES): Add gnu_vector.* gdb.base/gnu_vector.c: New File.* gdb.base/gnu_vector.exp: Likewise.