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// RUN: %empty-directory(%t)
// RUN: split-file %s %t
/// Compile two libraries A and LibWithXRef.
// RUN: %target-swift-frontend -emit-module %t/LibWithXRef.swift -I %t \
// RUN: -module-name LibWithXRef -o %t/LibWithXRef.swiftmodule \
// RUN: -swift-version 5
// RUN: %target-swift-frontend -c -O %t/Client.swift -I %t \
// RUN: -validate-tbd-against-ir=none -swift-version 5
// Replace headers, changing the type of `foo`.
// RUN: mv %t/A_DifferentAPI.h %t/A.h
// RUN: not --crash %target-swift-frontend -c -O %t/Client.swift -I %t \
// RUN: -validate-tbd-against-ir=none -swift-version 5 2>&1 \
// RUN: | %FileCheck %s
// CHECK: error: reference to top-level declaration 'foo' broken by a context change; the declaration kind of 'foo' from 'A' changed since building 'LibWithXRef'
// CHECK: note: the declaration was expected to be found in module 'A' at '{{.*}}module.modulemap'
// CHECK: note: the declaration was actually found in module 'A' at '{{.*}}module.modulemap'
// CHECK: note: a candidate was filtered out because of a type mismatch; expected: '() -> ()', found: '() -> Float'
//--- module.modulemap
module A {
header "A.h"
}
//--- A.h
void foo() {}
//--- A_DifferentAPI.h
float foo() {
return 1.2;
}
//--- LibWithXRef.swift
import A
@inlinable
public func bar() {
foo()
}
//--- Client.swift
import LibWithXRef
bar()
|
