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Basic Sema support for covariant collection casting.

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This commit is contained in:
John McCall
2016-07-13 19:11:48 -07:00
parent 1bb2b7eb4d
commit 4b6a57292f
7 changed files with 136 additions and 0 deletions
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3
lib/Frontend/CompilerInvocation.cpp
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@@ -743,6 +743,9 @@ static bool ParseLangArgs(LangOptions &Opts, ArgList &Args,
Opts.EnableExperimentalNestedGenericTypes |=
Args.hasArg(OPT_enable_experimental_nested_generic_types);
Opts.EnableExperimentalCollectionCasts |=
Args.hasArg(OPT_enable_experimental_collection_casts);
Opts.DisableAvailabilityChecking |=
Args.hasArg(OPT_disable_availability_checking);