[LLVMdev] Building llvm-gcc4 on amd64
chandlerc at gmail.com
Tue Dec 19 22:06:01 PST 2006
I am also trying to build llvm-gcc4 and llvm as you are on amd64 linux. I am
currently running into the error "Did not get a target machine!" on the
first file compiled by xgcc. Did you encounter this error at all?
Also, what distribution did you use? GCC version, and target triple?
On 12/10/06, Domagoj Babic <babic.domagoj at gmail.com> wrote:
> Hi all,
> I spent several hours today trying to compile llvm-gcc4 from svn and llvm
> cvs on amd64 linux. In the case anyone else decides to try the same, this
> could ease your pain:
> 1) check out llvm, llvm-gcc
> 2) create llvm-obj llvm-gcc-obj
> export LLVM_INSTAL=<install_dir>
> cd llvm-obj
> export LLVM_OBJ=`pwd`
> ../llvm/configure --prefix=$LLVM_INSTALL --enable-debug-runtime
> 4) At one point, the build script calls c++, but by default, gcc
> installs g++, and (at least 4.0.3 on my machine) doesn't create
> c++ alias, so create one if you don't already have it:
> ln -s /usr/bin/g++ /usr/bin/c++
> 5) cd ../llvm-gcc-obj
> ../llvm-gcc/configure --disable-shared --prefix=$LLVM_INSTALL \
> --enable-languages=c,c++ --enable-llvm=$LLVM_OBJ \
> --program-prefix=llvm- --enable-checking --disable-multilib
> llvm-gcc4 README.LLVM doesn't mention that --disable-multilib is
> required for amd64. I guess that should be updated.
> LLVM Developers mailing list
> LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu
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