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[metadata prespecialization] Always on for stdlib.

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Regardless of any flags, the stdlib will have its generic metadata
prespecialized.

Temporarily reintroduced the flag to enable the feature flag while
preserving the flag to disable it and changed the default back to off
for the moment.
This commit is contained in:
Nate Chandler
2020-02-17 10:14:10 -08:00
parent 63772d04a8
commit 4475f43ba0
65 changed files with 86 additions and 88 deletions
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5
lib/Frontend/CompilerInvocation.cpp
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@@ -1341,8 +1341,9 @@ static bool ParseIRGenArgs(IRGenOptions &Opts, ArgList &Args,
Opts.DisableLegacyTypeInfo = true;
}
if (Args.hasArg(OPT_disable_generic_metadata_prespecialization)) {
Opts.PrespecializeGenericMetadata = false;
if (Args.hasArg(OPT_prespecialize_generic_metadata) &&
!Args.hasArg(OPT_disable_generic_metadata_prespecialization)) {
Opts.PrespecializeGenericMetadata = true;
}
if (const Arg *A = Args.getLastArg(OPT_read_legacy_type_info_path_EQ)) {