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[IRGen] Add parameter flags to function type metadata

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Currently only single 'inout' flag has been encoded into function
metadata, these changes extend function metadata to support up to
32 flags per parameter.
This commit is contained in:
Pavel Yaskevich
2017-10-18 15:17:54 -07:00
parent b4899f1d53
commit b33a6c7cdf
9 changed files with 326 additions and 152 deletions
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3
stdlib/public/runtime/Casting.cpp
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@@ -1923,7 +1923,8 @@ static bool _dynamicCastToFunction(OpaqueValue *dest,
if (srcFn->getNumArguments() != targetFn->getNumArguments())
return _fail(src, srcType, targetType, flags);
for (unsigned i = 0, e = srcFn->getNumArguments(); i < e; ++i)
if (srcFn->getArguments()[i] != targetFn->getArguments()[i])
if (srcFn->getArguments()[i] != targetFn->getArguments()[i] ||
srcFn->getParameterFlags(i) != targetFn->getParameterFlags(i))
return _fail(src, srcType, targetType, flags);
return _succeed(dest, src, srcType, flags);