[cfe-commits] r68975 - in /cfe/trunk: lib/CodeGen/CodeGenModule.cpp test/CodeGen/illegal-UTF8.m

[Fariborz Jahanian]

On Apr 13, 2009, at 12:43 PM, Eli Friedman wrote:

> On Mon, Apr 13, 2009 at 12:08 PM, Steve Naroff <snaroff at apple.com>  
> wrote:
>> Author: snaroff
>> Date: Mon Apr 13 14:08:08 2009
>> New Revision: 68975
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=68975&view=rev
>> Log:
>> Fixed crasher in <rdar://problem/6780904> [irgen] Assertion failed:  
>> (Result == conversionOK && "UTF-8 to UTF-16 conversion failed"),  
>> function GetAddrOfConstantCFString, file CodeGenModule.cpp, line  
>> 1063.
>
> We should not be letting invalid strings through Sema.  Either the
> Lexer or Sema needs to deal with this; it needs to either error out or
> warn and "fix" the string to use a 0xFFFD.
>
> I would suggest reverting this fix because it does nothing but hide  
> the issue.

FYI, gcc issues the warning in what amounts to gcc's front-end and  
does not treat the string as UTF-16.

- Fariborz

>
>
> -Eli
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