When this has run for a few seconds (thousands of iterations)
TCC's memory use has increased by 3-4 MB and these start showing up in the console.
and the DO loop cannot be halted with Ctrl-C.
set h=%@smopen[1024,sm1] do forever ( if "%@smpeek[%h,0,1]" NE "0" echo foo )
TCC: (Sys) "%@smpeek[536,0,1]" Usage : IF [/I] [NOT] condition [.AND. | .OR. | .XOR. [NOT] condition ...] command