[LLVMdev] Circular Deps from CMake build using makefile

[Óscar Fuentes]

Samuel Crow <samuraileumas at yahoo.com> writes:

> [ 73%] Regenerating 
> /Users/samuraicrow/Documents/workspace/llvm-trunk-build/tools/llvm-config/LibDeps.txt.tmp
>
> [ 73%] Updating 
> /Users/samuraicrow/Documents/workspace/llvm-trunk-build/tools/llvm-config/LibDeps.txt
>  if necessary...
> [ 73%] Checking for cyclic dependencies between LLVM libraries.
> find-cycles.pl: Circular dependency between *.a files:
> find-cycles.pl:   libLLVMAsmPrinter.a libLLVMXCoreAsmPrinter.a

Hmmm...

> find-cycles.pl: Circular dependency between *.a files:
> find-cycles.pl:   libLLVMSupport.a libLLVMSystem.a

This one is very odd.

> make[2]: *** [tools/llvm-config/FinalLibDeps.txt] Error 2
> make[1]: *** [tools/llvm-config/CMakeFiles/llvm-config.target.dir/all] Error 2
> make: *** [all] Error 2
>
> That is the error I get when building with make -j2 on my Mac Mini.  (It is a 
> Core 2 Duo with 2 GB of RAM.)

Cannot reproduce on Linux.

Please try this:

make clean
make -j2

If that fails,

make clean
make

> I have been able to build LLVM with XCode projects created with CMake 2.8-3 
> before but when building Clang also, the build scripts take up too much RAM. 
>  (About 2.6 GB virtual memory not counting the usage by GCC to execute the 
> build.)  I thought I'd try building with Make instead to alleviate some memory 
> problems.  Is there something wrong with the bundled version of PERL that comes 
> with MacOSX 10.6.6?  Will building from the configure script fix matters at all?

If the above fails, it would be helpful to know if configure&&make works
(on a new build directory).