Segmentation fault: 11 Xcode 10.1












1














My code worked fine on in Xcode 9.x.x. But not worked in Xcode 10. I am getting compile time error. My code like this:



protocol A {

}

protocol B {
associatedtype T: A
func b(p: T)
}

class L<P>: A {

}

class C<K, O: L<K>>: B {
func b(p: O) {

}
}









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  • 4




    Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
    – rmaddy
    Nov 8 '18 at 5:08












  • I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
    – Brent Royal-Gordon
    Nov 13 '18 at 0:51
















1














My code worked fine on in Xcode 9.x.x. But not worked in Xcode 10. I am getting compile time error. My code like this:



protocol A {

}

protocol B {
associatedtype T: A
func b(p: T)
}

class L<P>: A {

}

class C<K, O: L<K>>: B {
func b(p: O) {

}
}









share|improve this question


















  • 4




    Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
    – rmaddy
    Nov 8 '18 at 5:08












  • I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
    – Brent Royal-Gordon
    Nov 13 '18 at 0:51














1












1








1


1





My code worked fine on in Xcode 9.x.x. But not worked in Xcode 10. I am getting compile time error. My code like this:



protocol A {

}

protocol B {
associatedtype T: A
func b(p: T)
}

class L<P>: A {

}

class C<K, O: L<K>>: B {
func b(p: O) {

}
}









share|improve this question













My code worked fine on in Xcode 9.x.x. But not worked in Xcode 10. I am getting compile time error. My code like this:



protocol A {

}

protocol B {
associatedtype T: A
func b(p: T)
}

class L<P>: A {

}

class C<K, O: L<K>>: B {
func b(p: O) {

}
}






swift xcode generics






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asked Nov 8 '18 at 5:05









Shohin

312




312








  • 4




    Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
    – rmaddy
    Nov 8 '18 at 5:08












  • I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
    – Brent Royal-Gordon
    Nov 13 '18 at 0:51














  • 4




    Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
    – rmaddy
    Nov 8 '18 at 5:08












  • I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
    – Brent Royal-Gordon
    Nov 13 '18 at 0:51








4




4




Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
– rmaddy
Nov 8 '18 at 5:08






Your title says you have a segmentation fault which is a runtime error but your question says you have a compile time error. Which is it? If you have a runtime error, show code that actually causes the error.
– rmaddy
Nov 8 '18 at 5:08














I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
– Brent Royal-Gordon
Nov 13 '18 at 0:51




I checked, and the code Shohin provided does cause the Swift compiler to crash with a segmentation fault.
– Brent Royal-Gordon
Nov 13 '18 at 0:51












1 Answer
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This looks like it's a bug in the Swift compiler. (Any time a build fails and there's a crash report instead of an error message, it's a bug.) Please file it with either Apple or Swift open source, and please include your very nice reduced test case, which will save somebody hours of work!






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    active

    oldest

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    active

    oldest

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    0














    This looks like it's a bug in the Swift compiler. (Any time a build fails and there's a crash report instead of an error message, it's a bug.) Please file it with either Apple or Swift open source, and please include your very nice reduced test case, which will save somebody hours of work!






    share|improve this answer


























      0














      This looks like it's a bug in the Swift compiler. (Any time a build fails and there's a crash report instead of an error message, it's a bug.) Please file it with either Apple or Swift open source, and please include your very nice reduced test case, which will save somebody hours of work!






      share|improve this answer
























        0












        0








        0






        This looks like it's a bug in the Swift compiler. (Any time a build fails and there's a crash report instead of an error message, it's a bug.) Please file it with either Apple or Swift open source, and please include your very nice reduced test case, which will save somebody hours of work!






        share|improve this answer












        This looks like it's a bug in the Swift compiler. (Any time a build fails and there's a crash report instead of an error message, it's a bug.) Please file it with either Apple or Swift open source, and please include your very nice reduced test case, which will save somebody hours of work!







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 13 '18 at 1:38









        Brent Royal-Gordon

        13.3k54781




        13.3k54781






























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