[llvm-dev] Printing the CFG for a .ll file

Doerfert, Johannes via llvm-dev llvm-dev at lists.llvm.org
Thu May 16 21:29:06 PDT 2019

Hi Charles,

Through clang:

  clang -mllvm -dot-cfg foo.c

Through opt:

  opt -dot-cfg foo.bc
  opt -dot-cfg foo.ll

You can dot various other things, check opt -help-hidden for the
"-dot-XXXX" options (or clang -mllvm -help-hidden I guess).


On 05/16, Charles DeAndre Donte Noble via llvm-dev wrote:
> Hello all,
> Is there an existing tool/option to print a control flow graph for a llvm file into dot format?
> Regards,
> Charles Noble

> _______________________________________________
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> llvm-dev at lists.llvm.org
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Johannes Doerfert

Argonne National Laboratory
Lemont, IL 60439, USA

jdoerfert at anl.gov
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