File: prohibit-cxx-calls-in-evolving-inlinable-bodies.swift

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (48 lines) | stat: -rw-r--r-- 1,706 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
// RUN: %empty-directory(%t)
// RUN: split-file %s %t
// RUN: %target-swift-frontend %t/test.swift -I %t/Inputs -typecheck -enable-library-evolution -enable-experimental-cxx-interop -disable-implicit-cxx-module-import -verify
 
//--- Inputs/module.modulemap
module CxxModule {
    header "header.h"
    requires cplusplus
}

//--- Inputs/header.h

class CxxStruct {
public:
    int x; int y;

    void method() const;
};

CxxStruct createStruct();

void freeCxxFunction();
int *freeCxxFunctionReturnsIntPointer();
void freeCxxFunctionTakesIntPointer(int * _Nullable);

void freeCxxFunctionTakesStructPointer(int, CxxStruct * _Nullable);

//--- test.swift

import CxxModule

@inlinable
public func publicFuncPublicBody() {
    // ok
    freeCxxFunction()
    // ok
    let _ = freeCxxFunctionReturnsIntPointer()
    freeCxxFunctionTakesIntPointer(nil)

    // expected-error@+1 {{global function 'createStruct()' cannot be used in an '@inlinable' function because C++ APIs from imported module 'CxxModule' do not support library evolution}}
    createStruct()
    // expected-error@+2 {{struct 'CxxStruct' cannot be used in an '@inlinable' function because C++ APIs from imported module 'CxxModule' do not support library evolution}}
    // expected-error@+1 {{instance method 'method()' cannot be used in an '@inlinable' function because C++ APIs from imported module 'CxxModule' do not support library evolution}}
    CxxStruct(x: 0, y: 0).method()

    // expected-error@+1 {{global function 'freeCxxFunctionTakesStructPointer' cannot be used in an '@inlinable' function because C++ APIs from imported module 'CxxModule' do not support library evolution}}
    freeCxxFunctionTakesStructPointer(0, nil)
}