[cfe-dev] Building Clang with Clang (Self-Host)

[Douglas Gregor]

On Mar 2, 2010, at 9:27 AM, Josef Eisl wrote:

> Roman Divacky wrote:
>> On Tue, Mar 02, 2010 at 11:01:34AM +0100, Josef Eisl wrote:
>>> Hello Everyone!
>>> 
>>> Do I need some special configuration if I want to build llvm(+clang)
>>> with clang? Found no specific information, just that it should be
>>> possible (Blog-Entry). Just setting CXX=clang didn't work for me.
>> 
>> I do that by rewriting CC/CXX in Makefile.config
> 
> Oh, my mistake. I set CXX=clang instead of CXX=clang++. Changing that
> resolved my linker problems...

I recommend

	CC=clang CXX=clang++

>> 
>>> I am using the latest svn version. First clang was built with gcc
>>> (Ubuntu 4.4.1-4ubuntu9) 4.4.1.
>>> 
>>> If this was topic covered by another post or anywhere else then sorry
>>> for the noise.
>> 
>> selfhosting is currently broken on ELF platforms - see bug 6353
> 
> Thanks for the pointer. It seems my system is effected by this bug.


All Linux systems will be affected; Darwin (Mac OS) systems will not be affected.

	- Doug