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Merge pull request #59623 from rxwei/cherry-42611 (#61793)

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* Merge pull request #59623 from rxwei/cherry-42611

* Fixup switch.swift test from bad merge.

Co-authored-by: Richard Wei <rxrwei@gmail.com>
This commit is contained in:
Stephen Canon
2022-11-02 14:02:16 -04:00
committed by GitHub
parent 66f6769757
commit 33d178cf60
4 changed files with 30 additions and 3 deletions
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21
lib/Frontend/CompilerInvocation.cpp
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@@ -496,6 +496,27 @@ static bool ParseLangArgs(LangOptions &Opts, ArgList &Args,
= A->getOption().matches(OPT_enable_deserialization_recovery);
}
// Whether '/.../' regex literals are enabled. This implies experimental
// string processing.
if (Args.hasArg(OPT_enable_bare_slash_regex)) {
Opts.EnableBareSlashRegexLiterals = true;
Opts.EnableExperimentalStringProcessing = true;
}
// Experimental string processing.
if (auto A = Args.getLastArg(OPT_enable_experimental_string_processing,
OPT_disable_experimental_string_processing)) {
Opts.EnableExperimentalStringProcessing =
A->getOption().matches(OPT_enable_experimental_string_processing);
// When experimental string processing is explicitly disabled, also disable
// forward slash regex `/.../`.
if (!Opts.EnableExperimentalStringProcessing)
Opts.EnableBareSlashRegexLiterals = false;
} else {
Opts.EnableExperimentalStringProcessing = true;
}
Opts.DisableAvailabilityChecking |=
Args.hasArg(OPT_disable_availability_checking);
Opts.CheckAPIAvailabilityOnly |=