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[cxx-interop] Avoid crashing when template substitution fails #66749

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Merged
merged 1 commit into from
Jun 21, 2023

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egorzhdan
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This code used to crash the compiler:

var s = std.string("hi")
s.append("foo")

append in this case resolves to a templated C++ method that accepts std::string_view, while we tried passing a Swift String to it as a parameter.

rdar://107018724

This code used to crash the compiler:

    var s = std.string("hi")
    s.append("foo")

`append` in this case resolves to a templated C++ method that accepts `std::string_view`, while we tried passing a Swift String to it as a parameter.

rdar://107018724
@egorzhdan egorzhdan added the c++ interop Feature: Interoperability with C++ label Jun 19, 2023
@egorzhdan
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@swift-ci please smoke test

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@zoecarver zoecarver left a comment

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LGTM thank you Egor!

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2 participants