[LLVMdev] LLVM 2.0 / GCC 3.4

[Tanya M. Lattner]

> Is it possible to use GCC 3.4 with LLVM 2.0? I tried to compile GCC
> 3.4 with LLVM 2.0 and get following error message:

No. LLVM 2.0 removed a lot of stuff that is critical to get llvm-gcc3 
working (ie. runtime libraries). llvm-gcc3 also does not output the right 
syntax. Its a lot of work to get it working.

Why can't you use llvm-gcc4?

-Tanya

>
> /scratch/spa_llvm-2.0/llvm-gcc3.4-1.9.source/build/gcc/xgcc -B/
> scratch/spa_llvm-2.0/llvm-gcc3.4-1.9.source/build/gcc/ -B/scratch/
> spa_llvm-2.0/llvm-gcc3.4-1.9.source/install/i386-pc-solaris2.11/bin/ -
> B/scratch/spa_llvm-2.0/llvm-gcc3.4-1.9.source/install/i386-pc-
> solaris2.11/lib/ -isystem /scratch/spa_llvm-2.0/llvm-
> gcc3.4-1.9.source/install/i386-pc-solaris2.11/include -isystem /
> scratch/spa_llvm-2.0/llvm-gcc3.4-1.9.source/install/i386-pc-
> solaris2.11/sys-include -O2  -DIN_GCC  -DDEFAULT_TARGET_MACHINE=
> \"i386-pc-solaris2.11\"   -W -Wall -Wwrite-strings -Wstrict-
> prototypes -Wmissing-prototypes -isystem ./include  -fPIC -g  -
> DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED  -I. -I. -I../../src/gcc -I../../
> src/gcc/. -I../../src/gcc/../include   -DL_muldi3 -c ../../src/gcc/
> libgcc2.c -o libgcc/./_muldi3.o
> gccas: This tool is deprecated, please use opt
> /scratch/llvm-2.0/Release/bin/llvm-as: /var/tmp//ccqeaOYi.s:26,0: /
> var/tmp//ccqeaOYi.s:26: error: syntax error, unexpected $undefined,
> expecting TRIPLE or DATALAYOUT while reading token: 'p'
> /scratch/llvm-2.0/Release/bin/opt: Invalid bitcode signature
>
> Bernhard.
>
>
>
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