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AST: Introduce a Swift runtime availability domain.

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Add support for the `Swift` availability domain, which represents availability
with respect to the Swift runtime. Use of this domain is restricted by the
experimental feature `SwiftRuntimeAvailability`.
This commit is contained in:
Allan Shortlidge
2025-10-07 22:38:41 -07:00
parent 2d8465b043
commit 1a86cd9c26
19 changed files with 213 additions and 48 deletions
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9
lib/Frontend/CompilerInvocation.cpp
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@@ -1046,6 +1046,15 @@ static bool ParseLangArgs(LangOptions &Opts, ArgList &Args,
// HadError = true;
}
if (auto A = Args.getLastArg(OPT_min_swift_runtime_version)) {
if (auto vers = VersionParser::parseVersionString(A->getValue(),
SourceLoc(), &Diags)) {
Opts.MinSwiftRuntimeVersion = *vers;
} else {
return true;
}
}
if (auto A = Args.getLastArg(OPT_package_description_version)) {
auto vers =
VersionParser::parseVersionString(A->getValue(), SourceLoc(), &Diags);