\ #ident "%Z%%M% %I% %E% SMI"

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." Stack Manipulation: "

" drop" 1 0 drop .passed?

" swap" 1 2 1 swap drop = .passed?

" nip" 1 0 1 nip - 0= .passed?

" over" 1 2 over 1 = nip nip .passed?

" dup" 1 dup = .passed?

" tuck" 2 1 tuck nip = .passed?

" rot" 3 2 1 rot 3 = nip nip .passed?

" -rot" 3 2 1 -rot 2 = nip nip .passed?

" 2rot" 1 2 3 4 5 6 2rot 2 = swap 1 = and swap 6 = and swap

5 = and swap 4 = and swap 3 = and .passed?

" 2dup" 1 -1 2dup + 0= nip nip .passed?

" ?dup" 0 1 ?dup = nip .passed?

" 2swap" 1 1 0 0 2swap and nip nip .passed?

" 2drop" 1 1 0 0 2drop and .passed?

" 2over" 1 2 0 0 2over 2swap 2drop rot = -rot = = .passed?

" roll" 1 2 3 4 3 roll 1 = nip nip nip .passed?

" depth" 0 0 depth 4 = nip nip .passed?

cr

." Return Stack: "

: test-rs

" >r" 3 1 >r 2 >r 3 = .passed?

" r@" 3 r@ 2 = nip .passed?

" r>" 3 r> 2 = r> 1 = and nip .passed?

; test-rs

: bail-test ( -- ) r> drop ;

: bail ( -- ) 1 bail-test drop 0 ;

" Manipulate" bail .passed?

cr