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Source code changes of the file "test/Parse/matching_patterns.swift" between
swift-swift-5.8-RELEASE.tar.gz and swift-swift-5.8.1-RELEASE.tar.gz

About: Swift is a general-purpose programming language built using a modern approach to safety, performance, and software design patterns (developed by Apple).

matching_patterns.swift  (swift-swift-5.8-RELEASE)	:	matching_patterns.swift  (swift-swift-5.8.1-RELEASE)
skipping to change at line 303		skipping to change at line 303
let arr: [Base]		let arr: [Base]
if case let _ as [Derived] = arr {}		if case let _ as [Derived] = arr {}
// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}		// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}
guard case let _ as [Derived] = arr else {}		guard case let _ as [Derived] = arr else {}
// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}		// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}
while case let _ as [Derived] = arr {}		while case let _ as [Derived] = arr {}
// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}		// expected-warning@-1 {{'let' pattern has no effect; sub-pattern didn't bind any variables}}
// FIXME: https://github.com/apple/swift/issues/61850
// expected-warning@+1 {{heterogeneous collection literal could only be inferr
ed to '[[Base]]'; add explicit type annotation if this is intentional}}
for case _ as [Derived] in [arr] {}		for case _ as [Derived] in [arr] {}
if case is [Derived] = arr {}		if case is [Derived] = arr {}
guard case is [Derived] = arr else {}		guard case is [Derived] = arr else {}
while case is [Derived] = arr {}		while case is [Derived] = arr {}
for case is [Derived] in [arr] {}		for case is [Derived] in [arr] {}
End of changes. 1 change blocks.
3 lines changed or deleted		0 lines changed or added

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