version 1.3, 2007/08/22 06:34:52
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version 1.13, 2008/11/08 18:34:18
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\ VERSION 1.1 |
\ VERSION 1.1 |
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\ for the FNEARLY= stuff: |
\ for the FNEARLY= stuff: |
\ from ftester.fs written by David N. Williams, based on the |
\ from ftester.fs written by David N. Williams, based on the idea of |
\ approximate equality in Dirk Zoller's float.4th |
\ approximate equality in Dirk Zoller's float.4th |
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\ public domain |
\ This library is free software; you can redistribute it and/or |
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\ modify it under the terms of the GNU Lesser General Public |
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\ License as published by the Free Software Foundation; either |
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\ version 2.1 of the License, or at your option any later version. |
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\ This library is distributed in the hope that it will be useful, |
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\ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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\ Lesser General Public License for more details. |
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\ You should have received a copy of the GNU Lesser General Public |
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\ License along with this library; if not, write to the Free |
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\ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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\ MA 02111-1307 USA. |
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\ for the rest: |
\ for the rest: |
\ revised by Anton Ertl 2007-08-12, 2007-08-19 |
\ revised by Anton Ertl |
\ public domain |
\ public domain |
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\ The original has the following shortcomings: |
\ The original has the following shortcomings: |
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\ http://www.forth200x.org/tests/tester.fs |
\ http://www.forth200x.org/tests/tester.fs |
\ http://www.forth200x.org/tests/ttester.fs |
\ http://www.forth200x.org/tests/ttester.fs |
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\ for history and possibly newer versions you can also look at |
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\ http://www.complang.tuwien.ac.at/cvsweb/cgi-bin/cvsweb/gforth/test/ttester.fs |
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\ tester.fs is intended to be a drop-in replacement of the original. |
\ tester.fs is intended to be a drop-in replacement of the original. |
\ ttester.fs is a version that uses T{ and }T instead of { and }. |
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\ ttester.fs is a version that uses T{ and }T instead of { and } and |
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\ keeps the BASE as it was before loading ttester.fs |
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\ In spirit of the original, I have strived to avoid any potential |
\ In spirit of the original, I have strived to avoid any potential |
\ non-portabilities and stayed as much within the CORE words as |
\ non-portabilities and stayed as much within the CORE words as |
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\ There are a few things to be noted: |
\ There are a few things to be noted: |
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\ - Following the despicable practice of the original, this version |
\ - Loading ttester.fs does not change BASE. Loading tester.fs |
\ sets the base to HEX for everything that gets loaded later. |
\ changes BASE to HEX (like the original tester). Floating-point |
\ Floating-point input is ambiguous when the base is not decimal, so |
\ input is ambiguous when the base is not decimal, so you have to set |
\ you have to set it to decimal yourself when you want to deal with |
\ it to decimal yourself when you want to deal with decimal numbers. |
\ decimal numbers. |
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\ - For FP it is often useful to use approximate equality for checking |
\ - For FP it is often useful to use approximate equality for checking |
\ the results. You can turn on approximate matching with SET-NEAR |
\ the results. You can turn on approximate matching with SET-NEAR |
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\ system or if you need only exact matching, you can use the plain }T |
\ system or if you need only exact matching, you can use the plain }T |
\ instead. |
\ instead. |
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BASE @ |
HEX |
HEX |
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\ SET THE FOLLOWING FLAG TO TRUE FOR MORE VERBOSE OUTPUT; THIS MAY |
\ SET THE FOLLOWING FLAG TO TRUE FOR MORE VERBOSE OUTPUT; THIS MAY |
Line 112 HAS-FLOATING [IF]
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Line 103 HAS-FLOATING [IF]
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\ SET THE FOLLOWING TO THE RELATIVE AND ABSOLUTE TOLERANCES YOU |
\ SET THE FOLLOWING TO THE RELATIVE AND ABSOLUTE TOLERANCES YOU |
\ WANT FOR APPROXIMATE FLOAT EQUALITY, TO BE USED WITH F~ IN |
\ WANT FOR APPROXIMATE FLOAT EQUALITY, TO BE USED WITH F~ IN |
\ FNEARLY=. KEEP THE SIGNS, BECAUSE F~ NEEDS THEM. |
\ FNEARLY=. KEEP THE SIGNS, BECAUSE F~ NEEDS THEM. |
FVARIABLE FSENSITIVITY DECIMAL 1E-12 HEX FSENSITIVITY F! |
FVARIABLE REL-NEAR DECIMAL 1E-12 HEX REL-NEAR F! |
: REL-NEAR FSENSITIVITY ; |
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FVARIABLE ABS-NEAR DECIMAL 0E HEX ABS-NEAR F! |
FVARIABLE ABS-NEAR DECIMAL 0E HEX ABS-NEAR F! |
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\ WHEN EXACT? IS TRUE, }F USES FEXACTLY=, OTHERWISE FNEARLY=. |
\ WHEN EXACT? IS TRUE, }F USES FEXACTLY=, OTHERWISE FNEARLY=. |
Line 187 HAS-FLOATING-STACK [IF]
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Line 177 HAS-FLOATING-STACK [IF]
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: F-> ( ... -- ... ) |
: F-> ( ... -- ... ) |
FDEPTH DUP ACTUAL-FDEPTH ! |
FDEPTH DUP ACTUAL-FDEPTH ! |
START-FDEPTH @ > IF |
START-FDEPTH @ > IF |
FDEPTH START-FDEPTH @ DO ACTUAL-FRESULTS I FLOATS + F! LOOP |
FDEPTH START-FDEPTH @ - 0 DO ACTUAL-FRESULTS I FLOATS + F! LOOP |
THEN ; |
THEN ; |
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: F} ( ... -- ... ) |
: F} ( ... -- ... ) |
FDEPTH ACTUAL-FDEPTH @ = IF |
FDEPTH ACTUAL-FDEPTH @ = IF |
FDEPTH START-FDEPTH @ > IF |
FDEPTH START-FDEPTH @ > IF |
FDEPTH START-FDEPTH @ DO |
FDEPTH START-FDEPTH @ - 0 DO |
ACTUAL-FRESULTS I FLOATS + F@ FCONF= INVERT IF |
ACTUAL-FRESULTS I FLOATS + F@ FCONF= INVERT IF |
S" INCORRECT FP RESULT: " ERROR LEAVE |
S" INCORRECT FP RESULT: " ERROR LEAVE |
THEN |
THEN |
Line 204 HAS-FLOATING-STACK [IF]
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Line 194 HAS-FLOATING-STACK [IF]
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THEN ; |
THEN ; |
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: F...}T ( -- ) |
: F...}T ( -- ) |
FDEPTH START-FDEPTH @ = 0= IF |
FCURSOR @ START-FDEPTH @ + ACTUAL-FDEPTH @ <> IF |
S" WRONG NUMBER OF FP RESULTS" ERROR |
S" NUMBER OF FLOAT RESULTS BEFORE '->' DOES NOT MATCH ...}T SPECIFICATION: " ERROR |
THEN |
ELSE FDEPTH START-FDEPTH @ = 0= IF |
FCURSOR @ ACTUAL-FDEPTH @ <> IF |
S" NUMBER OF FLOAT RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR |
S" WRONG NUMBER OF FP RESULTS" ERROR |
THEN THEN ; |
THEN ; |
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: FTESTER ( R -- ) |
: FTESTER ( R -- ) |
FDEPTH 0= ACTUAL-FDEPTH @ FCURSOR @ 1+ < OR IF |
FDEPTH 0= ACTUAL-FDEPTH @ FCURSOR @ START-FDEPTH @ + 1+ < OR IF |
S" WRONG NUMBER OF FP RESULTS: " ERROR EXIT |
S" NUMBER OF FLOAT RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR |
THEN |
ELSE ACTUAL-FRESULTS FCURSOR @ FLOATS + F@ FCONF= 0= IF |
ACTUAL-FRESULTS FCURSOR @ FLOATS + F@ FCONF= 0= IF |
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S" INCORRECT FP RESULT: " ERROR |
S" INCORRECT FP RESULT: " ERROR |
THEN |
THEN THEN |
1 FCURSOR +! ; |
1 FCURSOR +! ; |
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[ELSE] |
[ELSE] |
Line 227 HAS-FLOATING-STACK [IF]
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Line 216 HAS-FLOATING-STACK [IF]
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: F} ; |
: F} ; |
: F...}T ; |
: F...}T ; |
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HAS-FLOATING [IF] |
DECIMAL |
DECIMAL |
: COMPUTE-CELLS-PER-FP ( -- U ) |
: COMPUTE-CELLS-PER-FP ( -- U ) |
DEPTH 0E DEPTH 1- >R FDROP R> SWAP - ; |
DEPTH 0E DEPTH 1- >R FDROP R> SWAP - ; |
HEX |
HEX |
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COMPUTE-CELLS-PER-FP CONSTANT CELLS-PER-FP |
COMPUTE-CELLS-PER-FP CONSTANT CELLS-PER-FP |
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: FTESTER ( R -- ) |
: FTESTER ( R -- ) |
DEPTH CELLS-PER-FP < ACTUAL-DEPTH @ XCURSOR @ CELLS-PER-FP + < OR IF |
DEPTH CELLS-PER-FP < ACTUAL-DEPTH @ XCURSOR @ START-DEPTH @ + CELLS-PER-FP + < OR IF |
S" WRONG NUMBER OF RESULTS: " ERROR EXIT |
S" NUMBER OF RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR EXIT |
THEN |
ELSE ACTUAL-RESULTS XCURSOR @ CELLS + F@ FCONF= 0= IF |
ACTUAL-RESULTS XCURSOR @ CELLS + F@ FCONF= 0= IF |
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S" INCORRECT FP RESULT: " ERROR |
S" INCORRECT FP RESULT: " ERROR |
THEN |
THEN THEN |
CELLS-PER-FP XCURSOR +! ; |
CELLS-PER-FP XCURSOR +! ; |
[THEN] |
[THEN] |
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[THEN] |
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: EMPTY-STACK \ ( ... -- ) EMPTY STACK: HANDLES UNDERFLOWED STACK TOO. |
: EMPTY-STACK \ ( ... -- ) EMPTY STACK: HANDLES UNDERFLOWED STACK TOO. |
DEPTH START-DEPTH @ < IF |
DEPTH START-DEPTH @ < IF |
Line 267 HAS-FLOATING-STACK [IF]
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Line 257 HAS-FLOATING-STACK [IF]
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: -> \ ( ... -- ) RECORD DEPTH AND CONTENT OF STACK. |
: -> \ ( ... -- ) RECORD DEPTH AND CONTENT OF STACK. |
DEPTH DUP ACTUAL-DEPTH ! \ RECORD DEPTH |
DEPTH DUP ACTUAL-DEPTH ! \ RECORD DEPTH |
START-DEPTH @ > IF \ IF THERE IS SOMETHING ON STACK |
START-DEPTH @ > IF \ IF THERE IS SOMETHING ON STACK |
DEPTH START-DEPTH @ DO ACTUAL-RESULTS I CELLS + ! LOOP \ SAVE THEM |
DEPTH START-DEPTH @ - 0 DO ACTUAL-RESULTS I CELLS + ! LOOP \ SAVE THEM |
THEN |
THEN |
F-> ; |
F-> ; |
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Line 275 HAS-FLOATING-STACK [IF]
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Line 265 HAS-FLOATING-STACK [IF]
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\ (ACTUAL) CONTENTS. |
\ (ACTUAL) CONTENTS. |
DEPTH ACTUAL-DEPTH @ = IF \ IF DEPTHS MATCH |
DEPTH ACTUAL-DEPTH @ = IF \ IF DEPTHS MATCH |
DEPTH START-DEPTH @ > IF \ IF THERE IS SOMETHING ON THE STACK |
DEPTH START-DEPTH @ > IF \ IF THERE IS SOMETHING ON THE STACK |
DEPTH START-DEPTH @ DO \ FOR EACH STACK ITEM |
DEPTH START-DEPTH @ - 0 DO \ FOR EACH STACK ITEM |
ACTUAL-RESULTS I CELLS + @ \ COMPARE ACTUAL WITH EXPECTED |
ACTUAL-RESULTS I CELLS + @ \ COMPARE ACTUAL WITH EXPECTED |
<> IF S" INCORRECT RESULT: " ERROR LEAVE THEN |
<> IF S" INCORRECT RESULT: " ERROR LEAVE THEN |
LOOP |
LOOP |
Line 286 HAS-FLOATING-STACK [IF]
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Line 276 HAS-FLOATING-STACK [IF]
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F} ; |
F} ; |
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: ...}T ( -- ) |
: ...}T ( -- ) |
DEPTH START-DEPTH @ = 0= IF |
XCURSOR @ START-DEPTH @ + ACTUAL-DEPTH @ <> IF |
S" WRONG NUMBER OF RESULTS" ERROR |
S" NUMBER OF CELL RESULTS BEFORE '->' DOES NOT MATCH ...}T SPECIFICATION: " ERROR |
THEN |
ELSE DEPTH START-DEPTH @ = 0= IF |
XCURSOR @ ACTUAL-DEPTH @ <> IF |
S" NUMBER OF CELL RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR |
S" WRONG NUMBER OF RESULTS" ERROR |
THEN THEN |
THEN |
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F...}T ; |
F...}T ; |
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: XTESTER ( X -- ) |
: XTESTER ( X -- ) |
DEPTH 0= ACTUAL-DEPTH @ XCURSOR @ 1+ < OR IF |
DEPTH 0= ACTUAL-DEPTH @ XCURSOR @ START-DEPTH @ + 1+ < OR IF |
S" WRONG NUMBER OF RESULTS: " ERROR EXIT |
S" NUMBER OF CELL RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR EXIT |
THEN |
ELSE ACTUAL-RESULTS XCURSOR @ CELLS + @ <> IF |
ACTUAL-RESULTS XCURSOR @ CELLS + @ <> IF |
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S" INCORRECT CELL RESULT: " ERROR |
S" INCORRECT CELL RESULT: " ERROR |
THEN |
THEN THEN |
1 XCURSOR +! ; |
1 XCURSOR +! ; |
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: X}T XTESTER ...}T ; |
: X}T XTESTER ...}T ; |
: R}T FTESTER ...}T ; |
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: XX}T XTESTER XTESTER ...}T ; |
: XX}T XTESTER XTESTER ...}T ; |
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: XXX}T XTESTER XTESTER XTESTER ...}T ; |
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: XXXX}T XTESTER XTESTER XTESTER XTESTER ...}T ; |
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HAS-FLOATING [IF] |
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: R}T FTESTER ...}T ; |
: XR}T FTESTER XTESTER ...}T ; |
: XR}T FTESTER XTESTER ...}T ; |
: RX}T XTESTER FTESTER ...}T ; |
: RX}T XTESTER FTESTER ...}T ; |
: RR}T FTESTER FTESTER ...}T ; |
: RR}T FTESTER FTESTER ...}T ; |
: XXX}T XTESTER XTESTER XTESTER ...}T ; |
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: XXR}T FTESTER XTESTER XTESTER ...}T ; |
: XXR}T FTESTER XTESTER XTESTER ...}T ; |
: XRX}T XTESTER FTESTER XTESTER ...}T ; |
: XRX}T XTESTER FTESTER XTESTER ...}T ; |
: XRR}T FTESTER FTESTER XTESTER ...}T ; |
: XRR}T FTESTER FTESTER XTESTER ...}T ; |
Line 317 HAS-FLOATING-STACK [IF]
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Line 308 HAS-FLOATING-STACK [IF]
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: RXR}T FTESTER XTESTER FTESTER ...}T ; |
: RXR}T FTESTER XTESTER FTESTER ...}T ; |
: RRX}T XTESTER FTESTER FTESTER ...}T ; |
: RRX}T XTESTER FTESTER FTESTER ...}T ; |
: RRR}T FTESTER FTESTER FTESTER ...}T ; |
: RRR}T FTESTER FTESTER FTESTER ...}T ; |
: XXXX}T XTESTER XTESTER XTESTER XTESTER ...}T ; |
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: XXXR}T FTESTER XTESTER XTESTER XTESTER ...}T ; |
: XXXR}T FTESTER XTESTER XTESTER XTESTER ...}T ; |
: XXRX}T XTESTER FTESTER XTESTER XTESTER ...}T ; |
: XXRX}T XTESTER FTESTER XTESTER XTESTER ...}T ; |
: XXRR}T FTESTER FTESTER XTESTER XTESTER ...}T ; |
: XXRR}T FTESTER FTESTER XTESTER XTESTER ...}T ; |
Line 333 HAS-FLOATING-STACK [IF]
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Line 323 HAS-FLOATING-STACK [IF]
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: RRXR}T FTESTER XTESTER FTESTER FTESTER ...}T ; |
: RRXR}T FTESTER XTESTER FTESTER FTESTER ...}T ; |
: RRRX}T XTESTER FTESTER FTESTER FTESTER ...}T ; |
: RRRX}T XTESTER FTESTER FTESTER FTESTER ...}T ; |
: RRRR}T FTESTER FTESTER FTESTER FTESTER ...}T ; |
: RRRR}T FTESTER FTESTER FTESTER FTESTER ...}T ; |
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[THEN] |
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: TESTING \ ( -- ) TALKING COMMENT. |
: TESTING \ ( -- ) TALKING COMMENT. |
SOURCE VERBOSE @ |
SOURCE VERBOSE @ |
IF DUP >R TYPE CR R> >IN ! |
IF DUP >R TYPE CR R> >IN ! |
ELSE >IN ! DROP |
ELSE >IN ! DROP |
THEN ; |
THEN ; |
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BASE ! |