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// RUN: %target-swift-frontend %s -emit-ir | %FileCheck %s
// REQUIRES: CPU=i386 || CPU=x86_64
// Non-Swift _silgen_name definitions
@_silgen_name("atan2") func atan2test(_ a: Double, _ b: Double) -> Double
_ = atan2test(0.0, 0.0)
// CHECK: call swiftcc double @atan2(double {{.*}}, double {{.*}})
// Ordinary Swift definitions
// The unused internal and private functions are expected to be kept as they
// may be used from the debugger in unoptimized builds.
public func PlainPublic() { }
internal func PlainInternal() { }
private func PlainPrivate() { }
// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s7asmname11PlainPublic
// CHECK: define{{( dllexport)?}}{{( protected)?}} hidden swiftcc void @"$s7asmname13PlainInternalyyF
// CHECK: define{{( dllexport)?}}{{( protected)?}} internal swiftcc void @"$s7asmname12PlainPrivate
// Swift _silgen_name definitions
// The private function is expected
// to be eliminated as it may be used from the
// debugger in unoptimized builds,
// and the internal function must survive for C use.
// Only the C-named definition is emitted.
@_silgen_name("silgen_name_public") public func SilgenNamePublic() { }
@_silgen_name("silgen_name_internal") internal func SilgenNameInternal() { }
@_silgen_name("silgen_name_private") private func SilgenNamePrivate() { }
// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @silgen_name_public
// CHECK: define hidden swiftcc void @silgen_name_internal
// CHECK: define internal swiftcc void @silgen_name_private
// CHECK-NOT: SilgenName
// Swift cdecl definitions
// The private functions are expected to be kept as it may be used from the debugger,
// and the internal functions must survive for C use.
// Both a C-named definition and a Swift-named definition are emitted.
@_cdecl("cdecl_public") public func CDeclPublic() { }
@_cdecl("cdecl_internal") internal func CDeclInternal() { }
@_cdecl("cdecl_private") private func CDeclPrivate() { }
// CHECK: define{{( dllexport)?}}{{( protected)?}} void @cdecl_public
// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s7asmname11CDeclPublic
// CHECK: define hidden void @cdecl_internal
// CHECK: define hidden swiftcc void @"$s7asmname13CDeclInternal
// CHECK: define internal void @cdecl_private()
// silgen_name on enum constructors
public enum X {
case left(Int64)
case right(Int64)
}
extension X {
// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc { i64, i8 } @blah_X_constructor
@_silgen_name("blah_X_constructor")
public init(blah: Int64) {
self = .left(blah)
}
}
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