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50159d15b7
This simplifies the usual bundle of OS checks OS=macosx || OS=ios || OS=tvos || OS=watchos into VENDOR=apple which was added in apple/swift#27307
93 lines
3.0 KiB
Swift
93 lines
3.0 KiB
Swift
// RUN: %target-swift-frontend -swift-version 5 -emit-sil -primary-file %s -o /dev/null -verify
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//
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// REQUIRES: VENDOR=apple
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// Tests for the diagnostics produced by the OSLogOptimization pass that
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// performs compile-time analysis and optimization of the new os log APIs.
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// Note that many usage errors are caught by the Sema check: ConstantnessSemaDiagnostics.
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// The tests here check only those diagnostics that are enforced at the SIL level.
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import OSLogTestHelper
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func testNonDecimalFormatOptionOnIntegers() {
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_osLogTestHelper("Minimum integer value: \(Int.min, format: .hex)")
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// expected-error @-1 {{Fatal error: Signed integers must be formatted using .decimal}}
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}
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// Extending OSLogInterpolation (without the constant_evaluable attribute) would be an
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// error.
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struct A {
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var i: Int
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}
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extension OSLogInterpolation {
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mutating func appendInterpolation(a: A) {
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self.appendInterpolation(a.i)
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}
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}
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func testOSLogInterpolationExtension(a: A) {
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_osLogTestHelper("Error at line: \(a: a)")
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// expected-error @-1 {{invalid log message; extending types defined in the os module is not supported}}
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// expected-note @-2 {{'OSLogInterpolation.appendLiteral(_:)' failed evaluation}}
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// expected-note @-3 {{value mutable by an unevaluated instruction is not a constant}}
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}
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internal enum Color {
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case red
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case blue
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}
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// Invoking the log calls in unreachable code should not crash the compiler.
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func testUnreachableLogCall(c: Color) {
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let arg = 10
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switch c {
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case .red:
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return
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case .blue:
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return
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default: // expected-warning {{default will never be executed}}
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_osLogTestHelper("Unreachable log call")
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_osLogTestHelper("Unreachable log call with argument \(arg)")
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_osLogTestHelper(
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"""
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Unreachable log call with argument and formatting \
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\(arg, align: .right(columns: 10))
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""")
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}
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}
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// Passing InOut values to the logger should not crash the compiler.
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func foo(_ mutableValue: inout String) {
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// expected-note@-1 {{parameter 'mutableValue' is declared 'inout'}}
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_osLogTestHelper("FMFLabelledLocation: initialized with coder \(mutableValue)")
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// expected-error@-1 {{escaping autoclosure captures 'inout' parameter 'mutableValue'}}
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// expected-note@-2 {{pass a copy of 'mutableValue'}}
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}
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// This is an extension used only for testing a diagnostic that doesn't arise
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// normally but may be triggered by changes to the library.
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extension OSLogInterpolation {
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@_transparent
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mutating func appendInterpolation(_ c: Color) {
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switch c {
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case .red:
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appendInterpolation(1)
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case .blue:
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appendInterpolation(0)
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}
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}
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}
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func testUnreachableLogCallComplex(c: Color) {
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switch c {
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case .red:
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return
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case .blue:
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return
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default: // expected-warning {{default will never be executed}}
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_osLogTestHelper("Some call \(c)")
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// expected-warning@-1 {{os log call will never be executed and may have undiagnosed errors}}
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// expected-error@-2 {{globalStringTablePointer builtin must be used only on string literals}}
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}
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}
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