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funtrace

a utility to show c/c++ functions all trace image

usage

  1. gcc -fdump-rtl-expand example.cpp example2.cpp
  2. python funtrace.py example.cpp.166r.expand example2.cpp.166r.expand
  3. dot -Tsvg -Grankdir=LR -o funtrace.svg funtrace.dot

issue

  1. Can not show funcation-trace when come from fun-pointer
  2. virtual funcation can not be determined