error: cannot use a comma after the base struct
  --> $DIR/struct-field-init-syntax.rs:11:9
   |
LL |         ..Foo::default(),
   |         ^^^^^^^^^^^^^^^^
   |
   = note: the base struct must always be the last field
help: remove this comma
   |
LL -         ..Foo::default(),
LL +         ..Foo::default()
   |

error: cannot use a comma after the base struct
  --> $DIR/struct-field-init-syntax.rs:16:9
   |
LL |         ..Foo::default(),
   |         ^^^^^^^^^^^^^^^^
   |
   = note: the base struct must always be the last field
help: remove this comma
   |
LL -         ..Foo::default(),
LL +         ..Foo::default()
   |

error: aborting due to 2 previous errors