File psl-1983/x-psl/bug-fix.log artifact 1c86f257f7 part of check-in 808e24217a


Bug:	Compress doesn't work on a list of ASCII values
Fix:	Make it call Lisp2Char on each element of the list.
By:	Eric
Date:	4:51pm  Tuesday, 12 October 1982
Source:	PI:EXPLODE-COMPRESS.RED
Module: IO in kernel
Remarks: The numbers 0..9 no longer work the same as !0..!9

Bug:	In open-coded arithmetic/vector access.
Fix:	Added (USESDEST USESDEST) clause to ASSOCPAT
By:	Eric
Date:	11:10am  Monday, 11 October 1982
Source:	P20C:DEC20-COMP.RED and PVC:VAX-COMP.RED; P68C:M68K-COMP.RED should
	also be changed.
Module:	DEC20-COMP and VAX-COMP
Remarks:

Bug:	Catch no longer needed in Read, due to change in EOF handling
Fix:	Removed CATCH($READ$, ChannelRead IN*) from READ, similarly for
	COMPRESS and IMPLODE
By:	Eric
Date:	1:31pm  Friday, 8 October 1982
Source:	PI:READ.RED, PI:EXPLODE-COMPRESS.RED
Module:	IO in kernel
Remarks:

Bug:	There is no EXPR for reading files
Fix:	Change DSKIN from a FEXPR to a one argument EXPR
By:	Eric
Date:	12:14pm  Tuesday, 5 October 1982
Source:	PI:DSKIN.RED
Module:	IO in kernel
Remarks: This change is incompatible for those using DSKIN with multiple
	arguments.  These uses will have to change to multiple DSKINs.

Feature: The printing functions use the variables PRINLEVEL and PRINLENGTH,
	as described in the Common Lisp Manual.
By:	Eric
Date:	12:12pm  Tuesday, 5 October 1982
Source:	PI:PRINTERS.RED
Module: IO in kernel
Remarks:

Bug:	BIGNUM quotient, re-evaluation errors
Fix:	Improved BIGNUM and BIGFACE installed
By:	M. L. Griss, for A. C. Norman
Date:	4 October 1982.
Source:	PU:BIGFACE.RED, PU:BIGBIG.RED
Module:	BIGNUM
Remarks:	Some errors still remain, in BLDIFF, etc. and
        minor typo's fixed.

Bug:	Scantable in POLY was inherited from CURRENTSCANTABLE!*
	not "nice" under PSL
Fix:	Added an ALGSCANTABLE!*, similar to RLISP table
By:	Martin
Date:	3:41pm  Tuesday, 28 September 1982
Source: PU:POLY.RED
Module: POLY
Remarks:

Bug:	(REMAINDER (RANDOM) n) wasnet good for 3,7 or 11
Fix:  	Defined RandomModulus variable and RANDOMMOD(N) function
By:	Martin
Date:	3:38pm  Tuesday, 28 September 1982
Source:	PU:mathlib.red
Module:	MATHLIB
Remarks: Maybe just a "quick" fix and needs further examination

Bug:	CopyStringToFrom wasn't safe
Fix:	Make it safe
By:	Cris
Date:	10:37am  Tuesday, 28 September 1982
Source:	PI:COPIERS.RED
Module:	kernel
Remarks:

Bug:	*THROW wasn't restoring the outer variable bindings
Fix:	Call on RestoreEnvironment.
By:	Eric
Date:	8:55am  Monday, 27 September 1982
Source:	PI:CATCH-THROW.RED
Module:	EVAL in kernel
Remarks:

Bug:	PRINTX in DEBUG didn't handle circular vectors.
Fix:	Now it does.
By:	Eric
Date:	5:44pm  Friday, 24 September 1982
Source:	PU:DEBUG.RED
Module:	DEBUG
Remarks: Also made DEBUG use CODE-NUMBER-OF-ARGUMENTS to find out the
	# of arguments to a compiled function.

Feature: The printing function for code pointers prints the number of
	arguments expected, in the format #<Code 3 284313>, where 3
	is the # of arguments and 284313 is the address.  The address
	part is now printed in the "preferred" radix of the machine,
	defined by the WConst CompressedBinaryRadix, which is 8 on the
	Dec-20 and Cray, and 16 on the Vax, 68000, and 360.
By:	Eric
Date:	5:38pm  Friday, 24 September 1982
Source:	PI:PRINTERS.RED and PXX:GLOBAL-DATA.RED (for constant definition)
Module:	IO in kernel
Remarks:

Bug:	No way to find out how many arguments a compiled function gets.
Fix:	Put a header above the entry point with the # of arguments,
	accessed by the function CODE-NUMBER-OF-ARGUMENTS, which expects
	a code pointer as its argument and returns the number of arguments
	the code pointer expects, or NIL.
By:	Eric
Date:	5:17pm  Friday, 24 September 1982
Source:	PC:PASS-1-LAP.SL (to add header word), PC:DATA-MACHINE.RED (to define
	access macro), PI:PUTD-GETD.RED (to define callable entry point).
Module:	PASS-1-LAP, SYSLISP, PROP in kernel
Remarks: Only functions compiled since this change have the header word;
	old FASL files will have to be recompiled to make use of this
	feature.

Bug:	IDs (symbols) are not garbage collected.
Fix:	Allocate symbols as a free list linked through the name cell
By:	Eric
Date:	5:02pm  Friday, 24 September 1982
Source:	PI:COPYING-GC.RED, PI:COMPACTING-GC.RED, PI:ALLOCATORS.RED,
	PC:LAP-TO-ASM.RED
Module:	LAP-TO-ASM, ALLOC in kernel
Remarks:

Bug:	"FOO not compiled" messages in compiler are still unclear.
Fix:	Now says "Value of FOO not used, therefore not compiled", or
	"Top level FOO in (FOO BAR) not used, therefore not compiled"
By:	Eric
Date:	11:43am  Monday, 20 September 1982
Source:	PC:COMPILER.RED
Module:	COMPILER
Remarks:

Bug:	Printing {99} in ERROR is only noise.
Fix:	Only print message, don't print number
By:	Eric
Date:	11:32am  Monday, 20 September 1982
Source:	PI:ERROR-ERRORSET.RED and PI:ERROR-HANDLERS.RED
Module:	ERROR in kernel
Remarks:

Bug:	Unmatched right paren in a file is not an error.
Fix:	Only allow an unmatched right paren from the terminal
By:	Eric
Date:	11:26am  Monday, 20 September 1982
Source:	PI:READ.RED
Module:	IO
Remarks:

Bug:	CAR of a form is sometimes evaluated; compiler and Eval do not agree.
Fix:	CAR of a form is NEVER evaluated; only a LAMBDA form or globally
	defined function name is allowed.
By:	Eric
Date:	10:41am  Monday, 20 September 1982
Source:	PC:COMPILER.RED and PI:EVAL-APPLY.RED
Module:	EVAL in kernel, and COMPILER
Remarks:

Bug:	Backtrace is not very helpful
Fix:	Suppress printing of interpreter functions; better formatting
By:	Eric
Date:	10:24am  Monday, 20 September 1982
Source:	PI:BACKTRACE.RED
Module:	EXTRA
Remarks: It's still not too hot.

Bug:	The prettyprinter is weak, and conses a lot.
Fix:	Use the IMSSS prettyprinter, with a few modifications.
By:	Eric
Date:	9:27am  Monday, 20 September 1982
Source:	Added PU:PRETTYPRINT.SL and PU:PRETTYPRINT.BUILD.  Deleted
	  PU:PRETTY.RED and PU:PRETTY.BUILD.  Changed PI:AUTOLOAD.RED
Module:	Removed PRETTY, added PRETTYPRINT, changed FASL in kernel
Remarks:

Bug:	Not all I/O functions have channel-specific counterparts
Fix:	Added ChannelTerPri, ChannelLineLength, ChannelPosn, ChannelEject
		ChannelReadCH, ChannelPrint, ChannelPrin2T, ChannelSpaces
		ChannelTab, ChannelSpaces2, ChannelPrinC
By:	Eric
Date:	4:21pm  Friday, 17 September 1982
Source:	on PI: PRINTF.RED, OTHER-IO.RED, EASY-SL.RED, EASY-NON-SL.RED
Module: IO and RANDM, in kernel
Remarks:

Bug:	DO with no return forms returns T instead of NIL
Fix:	Typo in DO, DO*, DO-LOOP, DO-LOOP*, ((null (cdr result) nil))
	==> ((null (cdr result)) nil)
By:	Eric
Date:	5:09pm  Wednesday, 15 September 1982
Source:	PU:ITER-MACROS.SL
Module:	USEFUL
Remarks:

Bug:	Token scanner won't read 1+ and 1- as symbols
Fix:	Patch in ChannelReadToken
By:	Eric
Date:	11:01am  Wednesday, 15 September 1982
Source: PI:TOKEN-SCANNER.RED
Module:	IO in kernel
Remarks: Still doesn't scan -1+ as a symbol

Bug:	InternP doesn't work for strings
Fix:	Checks to see if a symbol with that pname is interned
By:	Eric
Date:	9:36am  Wednesday, 15 September 1982
Source:	PI:OBLIST.RED
Module:	SYMBL in kernel
Remarks:

Bug:	(igetv (igetv x 5) y) generates bad code
Fix:	Add USESDEST clause to ASSOCPAT in xxx-COMP.RED
By:	Eric
Date:	2:11pm  Monday, 13 September 1982
Source:	P20C:DEC20-COMP.RED and PVC:VAX-COMP.RED (Should also be done to
		P68C:M68K-COMP.RED).
Module:	DEC20-COMP and VAX-COMP
Remarks:

Bug:	in EXP
Fix:	Changed 2**N to 2.0**N
By:	Eric
Date:	8:50am  Monday, 13 September 1982
Source:	PU:MATHLIB.RED
Module:	MATHLIB
Remarks:

Bug:	APPLY(x, list(1,2,3,4,5,6)) doesn't avoid consing
Fix:	Add a PA1FN for APPLY so that !&PaList isn't applied to the 2nd arg
By:	Eric
Date:	4:26pm  Friday, 10 September 1982
Source:	PC:COMPILER.RED and PC:COMP-DECLS.RED
Module:	COMPILER, COMP-DECLS
Remarks:

Bug:	Compiler error and warning messages are confusing
Fix:	Use more English, always print the function name
By:	Eric 
Date:	9:54am  Friday, 10 September 1982
Source: PC:COMPILER.RED
Module: COMPILER
Remarks:

Bug:	FLUID and MACRO can't have the same name
Fix:	Use indicator VARTYPE for variables, instead of sharing TYPE with
	functions.
By:	Eric
Date:	9:16am  Friday, 10 September 1982
Source: PI:FLUID-GLOBAL.RED
Module: PROP in kernel
Remarks:

Bug:	DUMPLISP blows away the last page of the stack in rare cases on the 20
Fix:	Add some slack in the call to UNMAP-SPACE from DUMPLISP
By:	Eric
Date:	10:24am  Friday, 3 September 1982
Source:	P20:DUMPLISP.RED
Module:	EXTRA
Remarks:

Bug:	WNOT was not caught by constant folding
Fix:	Added PA1REFORMFN = &DOOP for WNOT
By:	Eric
Date:	9:47am  Friday, 3 September 1982
Source:	PC:COMP-DECLS.RED
Module:	COMP-DECLS
Remarks:

Bug:	CHAR-UPCASE and CHAR-DOWNCASE returned NIL instead of their arguments
	if the function didn't modify them.
Fix:	Return the argument instead
By:	Eric
Date:	2:25pm  Thursday, 2 September 1982
Source:	PU:CHARS.LSP
Module:	CHARS
Remarks:

Bug:	Right parens cause an error at the top level
Fix:	Make ) a read macro to be ignored outside of list reading
By:	Eric
Date:	2:08pm  Thursday, 2 September 1982
Source: PI:READ.RED
Module:	IO in kernel
Remarks:

Bug:	PSL-SAVE.CTL requires that you are connected to P20:
Fix:	add a logical name definition def DSK: DSK:,P20:
By:	Eric
Date:	1:35pm  Thursday, 2 September 1982
Source:	P20:PSL-SAVE.CTL
Module:	None
Remarks:

Bug:	XJsysError and JSYS constants are wrong
Fix:	Fixed.
By:	Eric
Date:	1:28pm  Thursday, 2 September 1982
Source: P20:20-INTERRUPT.RED
Module: INTERRUPT
Remarks:

Bug:	MACROEXPAND does not handle multiple argument SETQ
Fix:	Removed MACROEXPAND-SETQ, use MACROEXPAND-RANDOM instead
By:	Eric
Date:	10:33am  Thursday, 2 September 1982
Source: PU:MACROEXPAND.SL
Module:	USEFUL
Remarks:

Bug:	Functions in Mathlib call REDERR which is only defined in Rlisp
Fix:	Have them call StdError instead
By:	Eric
Date:	9:20am  Thursday, 2 September 1982
Source: PU:MATHLIB.RED
Module:	MATHLIB
Remarks:

Bug:	Prettyprint returns its argument, which is worse than useless
Fix:	Make it return NIL instead
By:	Eric
Date:	9:15am  Thursday, 2 September 1982
Source: PU:PRETTY.RED
Module: PRETTY
Remarks:

Bug:	ContError does not handle atoms as the ReEvalForm
Fix:	Now it does.
By:	Eric
Date:	9:11am  Thursday, 2 September 1982
Source: PI:CONT-ERROR.RED
Module: MACRO in kernel
Remarks:

Bug:	(QUOTE x y) is incorrectly printed
Fix:	Change ChannelPrintPair so that only (QUOTE x) prints as 'x
By:	Eric
Date:	8:59am  Thursday, 2 September 1982
Source: PI:PRINTERS.RED
Module: IO in kernel
Remarks:


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