[LLVMdev] stdlib.h

[Reid Spencer]

Try adding -lcrtend to the gcc link line. You need to link in the LLVM
runtime stuff.

Reid.

On Sun, 2006-08-20 at 14:30 -0700, Fernando Magno Quintao Pereira wrote:
> > Rebuilding llvm-gcc4 from source should work fine. Please see the
> > directions in the file README.LLVM at the top level src directory. You
> > can check llvm-gcc4 out from Subversion with the command:
> 
> Dear guys,
> 
>     I've rebuild my llvm-gcc3 (not llvm-gcc4) from source, and now it can
> find stdlib.c and all the other sources, but I am having some other
> problems with the new libraries.
> 1) If I try: llvm-gcc source.c -o source; llc -f source.bc -o ch.s ;
>  gcc ch.s -o exec,
>     I end up getting this error from gcc:
> /usr/bin/ld: Undefined symbols:
> ___main
> collect2: ld returned 1 exit status
>     If I fix this, by replacing ___main by main manually, the program
> seg-faults.
> 
> It used to work fine with the cfrontend that came together with llvm. Do
> you
> guys know what can be happening?
> 
> 2) If I try: llvm-g++ source.cpp -o source ; source
> I get this error:
> ERROR: Program used external function '__llvm_eh_add_uncaught_exception'
> which could not be resolved!
> Abort
> 
> Could some one help me fixing this? Do I have to use llvm-gcc4?
> 
> All the best,
> 
> Fernando
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