[cfe-dev] patch: more builtin support

[Chris Lattner]

On Jul 21, 2008, at 10:28 AM, Daniel Dunbar wrote:

>> Looks great to me with one minor change: we don't want the clang
>> testsuite to actually execute code.  Please make the test just be
>> something like this: ...
>
>
> Done. The grep works in this case but this policy is going to be  
> harder
> to deal with for other codegen tests -- either the test is going to  
> be very
> fragile or just not written.
>
> To take a current example, how do you check that the accesses to the
> following bit-field are being compiled correctly without running code:
> --
> struct {
>  _Bool x : 2;
> } x;
>
> int foo () {
>   return x.x += 1;
> }
> --
>
> Is running code with lli verboten?

I agree that this doesn't make sense to grep for, I just think  
execution tests should go in the llvm-test suite (where llvm-gcc will  
also get them), e.g. in the test/SingleSource/UnitTests directory.

-Chris