Fixes for assorted SILGen bugs#6543

Merged

slavapestov merged 8 commits intoswiftlang:masterfrom

slavapestov:small-silgen-fixes

Jan 4, 2017

Commits on Jan 4, 2017

SILGen: Implement missing function conversions from tuples to Any
slavapestov
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SILGen: Emit local types with a separate pass instead of while walking statements
slavapestov
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SILGen: Fix for tuple conversions in function argument position
slavapestov
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SIL: Fix SILType substitution bug with DynamicSelfType vs MetatypeType
slavapestov
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SILGen: Fix dynamic calls of 'throwing' methods
slavapestov
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SILGen: Fix calls to literal constructors defined in protocol extensions
slavapestov
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SILGen: Fix crash with non-scalar casts requiring re-abstraction
slavapestov
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SILGen: Don't try using materializeForSet with storage in an @objc protocol
slavapestov
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