Files
swift-mirror/test/Sema/complex_expressions.swift
2022-09-02 11:00:19 +03:00

140 lines
4.4 KiB
Swift
Raw Permalink Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
// RUN: %target-typecheck-verify-swift
// https://github.com/apple/swift/issues/43450
// Expression in 'test_seconds' was too complex to be solved in reasonable time
struct Nano : CustomStringConvertible {
var value: Int64 = 0
init(_ x: Int64) { self.value = x }
var description: String { return "\(self.value)" }
}
func *(lhs: Nano, rhs: Int) -> Nano { return Nano(lhs.value * Int64(rhs)); }
func *(lhs: Int, rhs: Nano) -> Nano { return Nano(Int64(lhs) * rhs.value); }
func +(lhs: Nano, rhs: String) -> String { return lhs.description + rhs; }
func +(lhs: String, rhs: Nano) -> String { return lhs + rhs.description; }
func +(lhs: Nano, rhs: Nano) -> Nano { return Nano(lhs.value + rhs.value); }
let u_nano = Nano(1)
let u_second = Nano(1_000_000_00)
let u_minute = u_second * 60
extension Int {
var ns: Nano { return Nano(Int64(self)) }
var s: Nano { return self * u_second }
var i: Nano { return self * u_minute }
}
func test_seconds() {
print("Testing second operations:\n")
print(u_minute + u_second + Nano(500) + " = " + 1.i + 1.s + 500.ns)
print((u_minute + u_second + Nano(500)) + " = " + (1.i + 1.s + 500.ns))
}
// https://github.com/apple/swift/issues/44710:
// 'DictionaryExpr' was too complex to be solved in reasonable time
let M_PI: Double = 3.1415926535897931
let M_E : Double = 2.7182818284590451
func sqrt(degrees: Int) -> Double {
return 0
}
func sqrt(degrees: Float) -> Double {
return 0
}
func sqrt(degrees: Double) -> Double {
return 0
}
enum Operation {
case constant(Double)
case unaryOperation((Double) -> Double)
case binaryOperation((Double, Double) -> Double)
case equals
}
var operations: Dictionary<String, Operation> = [
"π": .constant(M_PI),
"e": .constant(M_E),
"": .unaryOperation(sqrt),
"×": .binaryOperation({ (op1: Double, op2: Double) in
return op1 * op2
}),
"÷": .binaryOperation({ (op1, op2) in
return op1 / op2
}),
"+": .binaryOperation({ (op1: Double, op2: Double) in
return op1 + op2
}),
"": .binaryOperation({ (op1, op2) in
return op1 - op2
}),
"=": .equals,
]
// https://github.com/apple/swift/issues/44403
do {
struct P {
let x: Float
let y: Float
}
func f(pt: P, p0: P, p1: P) -> Bool {
return (pt.x - p0.x) * (p1.y - p0.y) - (pt.y - p0.y) * (p1.x - p0.x) < 0.0
}
}
// Tests for partial contextual type application in sub-expressions
let v1 = (1 - 2 / 3 * 6) as UInt
let v2 = (([1 + 2 * 3, 4, 5])) as [UInt]
let v3 = ["hello": 1 + 2, "world": 3 + 4 + 5 * 3] as Dictionary<String, UInt>
let v4 = [1 + 2 + 3, 4] as [UInt32] + [2 * 3] as [UInt32]
let v5 = ([1 + 2 + 3, 4] as [UInt32]) + ([2 * 3] as [UInt32])
let v6 = [1 + 2 + 3, 4] as Set<UInt32>
let v7: [UInt32] = [55 * 8, 0]
// https://github.com/apple/swift/issues/46253
// "Expression was too complex" errors for short dictionary literals
// of simple closure expressions
let _: Dictionary<Int, (Int, Int) -> Bool> =
[ 0: { $0 == $1 }, 1: { $0 == $1 }, 2: { $0 == $1 }, 3: { $0 == $1 },
4: { $0 == $1 }, 5: { $0 == $1 }, 6: { $0 == $1 }, 7: { $0 == $1 },
8: { $0 == $1 }, 9: { $0 == $1 }, 10: { $0 == $1 }, 11: { $0 == $1 },
12: { $0 == $1 }, 13: { $0 == $1 }, 14: { $0 == $1 }, 15: { $0 == $1 },
16: { $0 == $1 }, 17: { $0 == $1 }, 18: { $0 == $1 }, 19: { $0 == $1 } ]
let _: [Int: (Int, Int) -> Bool] =
[ 0: { $0 != $1 }, 1: { $0 != $1 }, 2: { $0 != $1 }, 3: { $0 != $1 },
4: { $0 != $1 }, 5: { $0 != $1 }, 6: { $0 != $1 }, 7: { $0 != $1 },
8: { $0 != $1 }, 9: { $0 != $1 }, 10: { $0 != $1 }, 11: { $0 != $1 },
12: { $0 != $1 }, 13: { $0 != $1 }, 14: { $0 != $1 }, 15: { $0 != $1 },
16: { $0 != $1 }, 17: { $0 != $1 }, 18: { $0 != $1 }, 19: { $0 != $1 } ]
// rdar://problem/32034560 - type-checker hangs trying to solve expression
struct R32034560 {
private var R32034560: Array<Array<UInt32>>
private func foo(x: UInt32) -> UInt32 {
return ((self.R32034560[0][Int(x >> 24) & 0xFF] &+ self.R32034560[1][Int(x >> 16) & 0xFF]) ^ self.R32034560[2][Int(x >> 8) & 0xFF]) &+ self.R32034560[3][Int(x & 0xFF)]
}
}
// rdar://problem/33806601
class P_33806601 {
var x : Int = 0
var y : Int = 1
}
func foo33806601<T>(_ n: T) -> T where T : FloatingPoint { fatalError() }
func foo33806601(_ n: Double) -> Double { return 0.0 }
let _: (P_33806601, P_33806601) -> Double = {
(p : P_33806601, s : P_33806601) -> Double in
foo33806601(Double((p.x - s.x) * (p.x - s.x) + (p.y - s.y) * (p.y - s.y)))
}