Merge pull request #60964 from AnthonyLatsis/close-60962

AnthonyLatsis · web-flow · commit 29c54c56249d · 2022-09-06T22:48:59.000+03:00
Add a regression test to close #60962
diff --git a/test/stmt/foreach.swift b/test/stmt/foreach.swift
@@ -250,3 +250,10 @@ func test_no_ambiguity_with_prefix_iterator<C: Collection>(c: C) {
   for _ in c.prefix(1) { // Ok
   }
 }
+
+// https://github.com/apple/swift/issues/60962
+// Make sure we produce a meaningful diagnostic here.
+do {
+  for (x, y) in (0, 0) {}
+  // expected-error@-1 {{for-in loop requires '(Int, Int)' to conform to 'Sequence'}}
+}

Original file line number	Diff line number	Diff line change
`@@ -250,3 +250,10 @@ func test_no_ambiguity_with_prefix_iterator<C: Collection>(c: C) {`
`250`	`250`	`for _ in c.prefix(1) { // Ok`
`251`	`251`	`}`
`252`	`252`	`}`
	`253`	`+`
	`254`	`+// https://github.com/apple/swift/issues/60962`
	`255`	`+// Make sure we produce a meaningful diagnostic here.`
	`256`	`+do {`
	`257`	`+ for (x, y) in (0, 0) {}`
	`258`	`+ // expected-error@-1 {{for-in loop requires '(Int, Int)' to conform to 'Sequence'}}`
	`259`	`+}`