[LLVMdev] Problems building LLVM 2.2 for ARM

[Evan Cheng]

Try make VERBOSE=1 first. Perhaps it'll tell us something.

Evan

On Feb 19, 2008, at 4:19 PM, Tobias Oberstein wrote:

> Hello,
>
> I'd like to do some initial experiments with LLVM on embedded ARM
> (Nokia N800), but ran into a build issue. Could s.o. give me a tip?
>
> Thx alot,
> Tobias
>
> P.S.: just as sidenote, LLVM 2.2 builds cleanly on GCC 4.2.3 / Linux.
>
> ===
>
> I'm building on Ubuntu/Scratchbox/ARMEL using GCC 3.4.4 (CodeSourcery
> ARM 2005q3-2) using
>
> ./configure --prefix=$HOME/local/llvm-2.2 --enable-jit --enable- 
> threads
> --enable-shared --enable-optimized
>
> I could reproduce, but overcome the problems described in dox
> regarding optimized built:
>
> """
> GCC 3.4.4 (CodeSourcery ARM 2005q3-2): this compiler miscompiles LLVM
> when building with optimizations enabled. It appears to work with  
> "make
> ENABLE_OPTIMIZED=1 OPTIMIZE_OPTION=-O1" or build a debug build.
>
> http://www.llvm.org/docs/GettingStarted.html#brokengcc
> """
>
> by just going to problematic dirs
>
> llvm-2.2/lib/CodeGen/SelectionDAG
> lib/Target/PowerPC
>
> and do
>
> make ENABLE_OPTIMIZED=1 OPTIMIZE_OPTION=-O1
>
> --
>
> However, much later, the build stops with
>
> [sbox-CHINOOK_ARMEL: ~/build/llvm-2.2/tools/llvm-config] > make
> llvm[0]: Checking for cyclic dependencies between LLVM libraries.
> find-cycles.pl: Circular dependency between *.a files:
> find-cycles.pl:   libLLVMCodeGen.a libLLVMScalarOpts.a  
> libLLVMSelectionDAG.a
> llvm[0]: Building llvm-config script.
> cat: /home/oberstet/build/llvm-2.2/tools/llvm-config/FinalLibDeps.txt:
> No such file or directory
> make: *** [/home/oberstet/build/llvm-2.2/Release/bin/llvm-config]  
> Error 1
> [sbox-CHINOOK_ARMEL: ~/build/llvm-2.2/tools/llvm-config] >
>
> which leaves me pretty lost. Whats the prob?
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