regfree           360 src/cmd/5c/txt.c regfree(Node *n)
regfree           410 src/cmd/5g/gsubr.c regfree(Node *n)
regfree           426 src/cmd/6c/txt.c regfree(Node *n)
regfree           414 src/cmd/6g/gsubr.c regfree(Node *n)
regfree           377 src/cmd/8c/txt.c regfree(Node *n)
regfree           996 src/cmd/8g/gsubr.c regfree(Node *n)