Fix a string over-run detected by ASAN.

llvm-svn: 148375

Fix special king of typo.

llvm-svn: 148368

De-virtualize getPreviousDecl() and getMostRecentDecl() when we know
we have a redeclarable type, and only use the new virtual versions
(getPreviousDeclImpl() and getMostRecentDeclImpl()) when we don

De-virtualize getPreviousDecl() and getMostRecentDecl() when we know
we have a redeclarable type, and only use the new virtual versions
(getPreviousDeclImpl() and getMostRecentDeclImpl()) when we don't have
that type information. This keeps us from penalizing users with strict
type information (and is the moral equivalent of a "final" method).

Plus, settle on the names getPreviousDecl() and getMostRecentDecl()
throughout.

llvm-svn: 148187

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constexpr irgen: Add irgen support for APValue::Struct, APValue::Union,
APValue::Array and APValue::MemberPointer. All APValue values can now be emitted
as constants.

Add new CGCXXABI entry point fo

constexpr irgen: Add irgen support for APValue::Struct, APValue::Union,
APValue::Array and APValue::MemberPointer. All APValue values can now be emitted
as constants.

Add new CGCXXABI entry point for emitting an APValue MemberPointer. The other
entrypoints dealing with constant member pointers are no longer necessary and
will be removed in a later change.

Switch codegen from using EvaluateAsRValue/EvaluateAsLValue to
VarDecl::evaluateValue. This performs caching and deals with the nasty cases in
C++11 where a non-const object's initializer can refer indirectly to
previously-initialized fields within the same object.

Building the intermediate APValue object incurs a measurable performance hit on
pathological testcases with huge initializer lists, so we continue to build IR
directly from the Expr nodes for array and record types outside of C++11.

llvm-svn: 148178

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The `-fwritable-strings' flag doesn't make the backing store strings of all
CFStrings writable.

The strings (both Unicode and ASCII) should reside in a read-only section. E.g.,
__TEXT,__cstring inst

The `-fwritable-strings' flag doesn't make the backing store strings of all
CFStrings writable.

The strings (both Unicode and ASCII) should reside in a read-only section. E.g.,
__TEXT,__cstring instead of __DATA,__data. This is done by making the global
variable created for the strings constant despite the value of that flag.
<rdar://problem/10657500>

llvm-svn: 147845

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Eliminate ObjCForwardProtocolDecl, which is redundant now that
ObjCProtocolDecl modules forward declarations properly.

llvm-svn: 147415

Eliminate ObjCClassDecl, which is redundant now that ObjCInterfaceDecl
covers both declarations (@class) and definitions (@interface) of an
Objective-C class.

llvm-svn: 147299

Extend the fix for PR9614 to handle inline asm in the outer decl and
the inner decl being a builtin. This is needed to support the glibc headers
in fedora 16 (2.14).

llvm-svn: 146867

Introduce a module import declaration, so that we properly represent, e.g.,

__import_module__ std.vector;

in the AST.

llvm-svn: 145725

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

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.

llvm-svn: 143417

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Fix PR9614 for functions with the always_inline attribute. Try to keep
the common case (-O0, no always_inline) fast.

llvm-svn: 143222

Fix pr9614 by not emitting an available_externally function when it calls
itself via an asm label.

available_externally functions are supposed to correspond to an external
function, and that is not

Fix pr9614 by not emitting an available_externally function when it calls
itself via an asm label.

available_externally functions are supposed to correspond to an external
function, and that is not the case in the examples in pr9614.

llvm-svn: 143049

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Replace vectors with arrays.

llvm-svn: 142072

Recommit:

Start handling debug line and scope information better:

Migrate most of the location setting within the larger API in CGDebugInfo and
update a lot of callers.
Remove the e

Recommit:

Start handling debug line and scope information better:

Migrate most of the location setting within the larger API in CGDebugInfo and
update a lot of callers.
Remove the existing file/scope change machinery in UpdateLineDirectiveRegion
and replace it with DILexicalBlockFile usage.

Finishes off the rest of rdar://10246360

after fixing a few bugs that were exposed in gdb testsuite testing.

llvm-svn: 141893

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Revert file/scope handling patches. gdb testing revealed a couple of bugs.

llvm-svn: 141796

Start handling debug line and scope information better:

Migrate most of the location setting within the larger API in CGDebugInfo and
update a lot of callers.
Remove the existing file/scope change m

Start handling debug line and scope information better:

Migrate most of the location setting within the larger API in CGDebugInfo and
update a lot of callers.
Remove the existing file/scope change machinery in UpdateLineDirectiveRegion
and replace it with DILexicalBlockFile usage.

Finishes off the rest of rdar://10246360

llvm-svn: 141732

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Free 'TheTargetCodeGenInfo' in the class CodeGenModule. This looks like an obvious memory leak that was reported from LLDB devs. The comment indicates the leak is deliberate, but I have no idea why

Free 'TheTargetCodeGenInfo' in the class CodeGenModule. This looks like an obvious memory leak that was reported from LLDB devs. The comment indicates the leak is deliberate, but I have no idea why this needs to be so. Please comment/revert if you know otherwise.

llvm-svn: 141479

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CUDA: add -fcuda-is-device flag

This frontend-only flag is used by the IR generator to determine
whether to filter CUDA declarations for the host or for the device.

llvm-svn: 141301

CUDA: IR generation support for kernel call expressions

llvm-svn: 141300

Allow getting all source locations of selector identifiers in a ObjCMethodDecl.

Instead of always storing all source locations for the selector identifiers
we check whether all the identifiers are i

Allow getting all source locations of selector identifiers in a ObjCMethodDecl.

Instead of always storing all source locations for the selector identifiers
we check whether all the identifiers are in a "standard" position; "standard" position is

-Immediately before the arguments: -(id)first:(int)x second:(int)y;
-With a space between the arguments: -(id)first: (int)x second: (int)y;
-For nullary selectors, immediately before ';': -(void)release;

In such cases we infer the locations instead of storing them.

llvm-svn: 140989

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Pass from the parser the locations of selector identifiers when creating
objc method decls.

They are not stored in the AST yet.

llvm-svn: 140984

Make -fobjc-nonfragile-abi the -cc1 default, since it's the
increasingly prevailing case to the point that new features
like ARC don't even support the fragile ABI anymore.

This required a little bi

Make -fobjc-nonfragile-abi the -cc1 default, since it's the
increasingly prevailing case to the point that new features
like ARC don't even support the fragile ABI anymore.

This required a little bit of reshuffling with exceptions
because a check was assuming that ObjCNonFragileABI was
only being set in ObjC mode, and that's actually a bit
obnoxious to do.

Most, though, it involved a perl script to translate a ton
of test cases.

Mostly no functionality change for driver users, although
there are corner cases with disabling language-specific
exceptions that we should handle more correctly now.

llvm-svn: 140957

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Rename Diagnostic to DiagnosticsEngine as per issue 5397

llvm-svn: 140478

Switch assert(0/false) llvm_unreachable.

llvm-svn: 140367

OpenCL: introduce support for function scope __local variables

llvm-svn: 140068