在gcc的 fdump tree上使用graph选项 — A geek

在gcc的 fdump tree上使用graph选项

gcc 1.c -fdump-tree-ssa-graph=1.dot
export GRAPHVIZ_DOT=/usr/local/Cellar/graphviz/2.44.1/bin/dot
/usr/local/Cellar/graphviz/2.44.1/bin/dot -Tpng 1.dot -o 1.png

Ref:
- http://tinylab.org/source-code-analysis-how-best-to-draw-a-function-call/

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