The -g and --gdwarf2 options are currently synonyms to the Darwin assembler.
But clang itself does not recognize --gdwarf2, so if we want to experiment
with using clang, with its integrated assembler, to replace the default
assembler, it is necessary to use -g.  <rdar://problem/10349486>

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depends on the Support library rather than relying on TableGen's
transitive dependency.

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<rdar://problem/10374763>



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// rdar://10357768


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This prevents caching out on nodes with different sink flag.
(This is a cleaner fix for radar://10376675).

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This is another fallout from the refactoring. We were
calling MarkAsSink on a cached out node.
(Fixes radar://10376675)

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The parent and child builders should not share node sets.

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This fixes radar://10367606

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Remove unnecessary calls to CheckerContext::getPredecessor() + Comments.

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wrong class, make sure to drop it immediately; we don't want that
constructor to be available within the DeclContext. Fixes
<rdar://problem/9677163>.


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does not match any declaration in the class (or class template), be
sure to mark it as invalid. Fixes PR10924 / <rdar://problem/10119422>.


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if it's marked as weak: that definition may not end up being used.


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apparent miscompile triggered by this is investigated. This is essentially a
revert of r143298.


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c++ object into block descriptor. // rdar://9971124


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Downgrade err_iboutlet_object_type to a warning.  It was breaking a bunch of code.  We will reconsider promoting it back to an error later.

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This is intended for direct access of the ASTReader for uses that make
little sense to try to shoehorn in the ExternalASTSource interface.

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it contains give it a USR based on its semantic context, which is the interface.

This follows what we already did for objc methods. rdar://10371669

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perform the code simplifications this rule allows.


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Enable function call and some overload resolution with parameters of aggregate class type and initializer list arguments.

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Fix the representation of wide strings in the AST and IR so that it uses the native representation of integers for the elements.  This fixes a bunch of nastiness involving
treating wide strings as a series of bytes.

Patch by Seth Cantrell.



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Perform proper conversion for strings encoded in the source file as UTF-8.  (For now, we are assuming the source character set is always UTF-8; this can be easily extended if necessary.)

Tests will be coming up in a subsequent commit.

Patch by Seth Cantrell.



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This patch ensures that no passes are deleted from clang, such that the loading
of plugins does not fail because of passes being unavailable.  This increases
the size of the clang binary from 43029853 to 43915291 bytes (around 2%).

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__has_feature(cxx_unicode_literals), from Michel Morin!


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functions", from Michel Morin!


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that it retains source location information for the type. Aside from
general goodness (being able to walk the types described in that
information), we now have a proper representation for dependent
delegating constructors. Fixes PR10457 (for real).


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In this case, temporary value is copied into block descriptor
as their own copy to work on. // rdar://9971124


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