//ww:error "redeclared in same scope"
// A duplicate name within one destructure pattern; the old TODO(#11)
// silent-accept rested on a stale premise (resolvewalk has block
// scopes since #53). Bindings live in a per-LOOP scope, so sequential
// same-name loops stay legal.
package main;
export fn main() i32 = {
	let s: [](i64, i64) = alloc([], 1u64)!;
	for (let (a, a) .. s) { };
	return 0;
};