[LLVMdev] LLVM test-suite

[Dale Johannesen]

On Mar 31, 2009, at 2:04 AMPDT, Jay Foad wrote:

> 2009/3/28 Dale Johannesen <dalej at apple.com>:
>
>> The testsuite has to be checked out as a subdirectory of llvm/ 
>> projects;
>> llvm/projects/llvmtest or some such.
>> After doing that, you need to re-configure from the top level.   
>> There must
>> be a working llvm-gcc in your path when you do this.
>
> I've got a makefile that tries to build llvm and llvm-gcc from source,
> and then run the test suite. I've found that I have to
>
> 1. build llvm
> 2. build llvm-gcc (which uses libraries built as part of llvm)
> 3. as you say, *reconfigure* llvm (without using a config.cache!) now
> that there is a working llvm-gcc for it to find
>
> Is this reconfigure step really fundamentally necessary? It's a pain
> for me because there's no simple way to represent the fact that that
> step has been done as a dependency in my makefile, and because after
> the reconfigure "make" thinks that it needs to rebuild llvm.

It should not be fundamentally necessary, but right now that's the way  
it works.  I'm sure a patch to fix this would be welcome.