Re: [avr-llvm-devel] avr-llvm build

[John M. <ato...@gm...>]

Hi Hannes,

You can just delete the projects/sample folder to get it to compile.
The SVN trunk is the recommended version.

--John

On Thu, Jun 7, 2012 at 9:43 AM, Hannes Weisbach <
han...@ma...> wrote:

> Hello avr-llvm developers,
>
> I just tried to build avr-llvm as described in gettingstarted.html,
> however I ran across some problems:
>
> The patches from avr-llvm (cat ../avr-llvm/patches/*.diff | patch -p0) did
> not apply cleanly:
> RegAllocGreedy.diff was missing some path information (lib/CodeGen/), but
> I told patch manually, which file to use.
>
> After that, I ran configure, like described in the tutorial
> (../llvm/configure --prefix=$HOME/usr/avr-llvm/ --disable-optimized
> --enable-targets=avr), however it seems this configure-script calls another
> script, which is not properly patched because it does not know the "avr"
> target.
> The second configure script is called with the following line:
> ./../../llvm/projects/sample/configure --disable-option-checking
> '--prefix=/Users/hannesweisbach/usr/avr-llvm'  '--disable-optimized'
> '--enable-targets=avr' 'CFLAGS=-L/opt/local/lib -I/opt/local/include'
> --cache-file=/dev/null --srcdir=../../../llvm/projects/sample
> [...]
> configure: error: Unrecognized target avr
> configure: error: ../../../llvm/projects/sample/configure failed for
> projects/sample
>
> I added the "avr" target manually, but the build fails (as expected) after
> throwing a lot of errors like this one:
> llvm-build: error: invalid target to enable: 'AVR' (not in project)
>
> So my question is: Can avr-llvm be used with any version of llvm and, if
> not, what is the recommended version of llvm to use with avr-llvm (svn
> revision or release)?
>
> Thanks in advance,
>
> Hannes
>
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