| // RUN: not %target-swift-frontend -typecheck %s 2>&1 | %FileCheck -check-prefix=CHECK -check-prefix=CHECK-%target-runtime %s |
| |
| #if os(macOS) || os(iOS) || os(tvOS) || os(watchOS) |
| import Darwin |
| #elseif os(Linux) || os(FreeBSD) || os(PS4) || os(Android) || os(Cygwin) || os(Haiku) |
| import Glibc |
| #elseif os(Windows) |
| import MSVCRT |
| #else |
| #error("Unsupported platform") |
| #endif |
| |
| func test() { |
| let _: Int = strxfrm |
| // CHECK: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| |
| let _: Int = strcspn |
| // CHECK: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| |
| let _: Int = strspn |
| // CHECK: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| |
| let _: Int = strlen |
| // CHECK: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| } |
| |
| #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS) |
| // These functions aren't consistently available across platforms, so only |
| // test for them on Apple platforms. |
| func testApple() { |
| let _: Int = strlcpy |
| // CHECK-objc: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| |
| let _: Int = strlcat |
| // CHECK-objc: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| |
| // wcslen is different: it wasn't a builtin until Swift 4, and so its return |
| // type has always been 'Int'. |
| let _: Int = wcslen |
| // CHECK-objc: [[@LINE-1]]:16: error: cannot convert value of type '({{.+}}) -> Int'{{( [(]aka .+[)])?}} to specified type 'Int' |
| } |
| #endif |
