Oh I forgot to mention that if you really don't feel like upgrading you could just modify the extract-bc python script by removing the use of argparse from the main() function and setting
inputFile = sys.argv[1] On 20 September 2013 17:58, Daniel Liew <[email protected]> wrote: > Your python install is too old (the argparse module was introduced in > python2.7) you need python 2.7 or later. You can find your current > python version by running > > $ python --version > > I think you said you were using Ubuntu 10.04 in which case the python > version is probably 2.6.5 . Unless you have a good reason to be > running such an old version of python (or Ubuntu for that matter) you > should upgrade. > > > On 20 September 2013 17:50, Saikat Dutta <[email protected]> > wrote: >> Hi, >> At the "extract-bc gzip" stage following error is produced: >> >> Traceback (most recent call last): >> File >> "/home/saikat/Downloads/llvm_new/whole-program-llvm-llvm-gcc/extract-bc", >> line 269, in <module> >> sys.exit(main(sys.argv)) >> File >> "/home/saikat/Downloads/llvm_new/whole-program-llvm-llvm-gcc/extract-bc", >> line 212, in main >> import argparse >> ImportError: No module named argparse >> >> >> >> >> >> >> On Fri, Sep 20, 2013 at 10:09 PM, Daniel Liew <[email protected]> >> wrote: >>> >>> On 20 September 2013 17:15, Saikat Dutta <[email protected]> >>> wrote: >>> > Hi, >>> > Everything goes fine with wllvm according to the way you described in >>> > the >>> > previous mail. No errors till make step. >>> >>> If you don't tell us what the errors are we will **not** be able to >>> help you. If you see an error tell us what it is. >>> >>> > But instead of "gzip.bc" or >>> > "gzip.o.bc" , ".gzip.o.bc" is being formed. >>> >>> .gzip.o.bc is a LLVM bitcode file that corresponds to the gzip.o >>> object file (this mostly likely corresponds with gzip.c) . It is >>> **not** the finally linked executable. You are only supposed to run >>> extract-bc on the the finally linked executable (or on static >>> libraries) **not** on object files. >>> >>> I just tried this and it works fine. You should run extract-bc on the >>> "gzip" executable. >>> >>> # I assume you have llvm-gcc in your path and it was the pre-built >>> binary llvm-gcc 4.2 >>> >>> $ export LLVM_COMPILER=llvm-gcc >>> $ export WLLVM_OUTPUT=WARNING >>> $ export >>> LLVM_COMPILER_PATH=/your/path/to/the/llvm2.9/build/Release+Asserts/bin >>> $ wget http://ftp.gnu.org/gnu/gzip/gzip-1.6.tar.xz >>> $ tar -xvf gzip-1.6.tar.xz >>> $ cd gzip-1.6 >>> $ CC=wllvm ./configure >>> $ make -j4 >>> $ extract-bc gzip >>> >>> # gzip.bc will now be in the current directory >>> >>> > When I use extract bc on it, >>> > error is generated. Please help. >>> > -Saikat >>> >>> Again... If there is an error message tell us what it is. >>> >>> Hope that helps. >>> >>> Dan. >> >> _______________________________________________ klee-dev mailing list [email protected] https://mailman.ic.ac.uk/mailman/listinfo/klee-dev
