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Make C++ types impl Core.Default. (#6962)

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C++ classes that are default-constructible now implement `Core.Default`
by calling the default constructor.
This commit is contained in:
Richard Smith
2026-03-25 21:07:24 +00:00
committed by GitHub
parent 311670c84a
commit 37b238fa28
49 changed files with 1069 additions and 426 deletions
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examples/interop/cpp/socket.carbon
+2 -3
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@@ -40,9 +40,8 @@ fn Run() -> i32 {
return 1;
}
// TODO: This initialization should zero-initialize the struct.
// TODO: We should be able to use simply `= ()` or `= {}` to get the same effect.
var address: Cpp.sockaddr_in6 = Cpp.sockaddr_in6.sockaddr_in6();
// TODO: We should be able to use `= ()` or `= {}` to perform zero-initialization.
var address: Cpp.sockaddr_in6;
Cpp.memset(&address, 0, Cpp.SOCKADDR_IN_SIZE);
// TODO: Should this be valid without a cast? `AF_INET6` is defined to an
// integer literal in glibc at least, but we import it as an `i32`.