GNU bug report logs - #24318
char<=? with three args

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Helmut Eller <eller.helmut <at> gmail.com>
Subject: bug#24318: closed (Re: bug#24318: char<=? with three args)
Date: Fri, 02 Sep 2016 08:07:01 +0000

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Your bug report

#24318: char<=? with three args

which was filed against the guile package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 24318 <at> debbugs.gnu.org.

-- 
24318: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=24318
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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From: Andy Wingo <wingo <at> pobox.com>
To: Helmut Eller <eller.helmut <at> gmail.com>
Cc: 24318-done <at> debbugs.gnu.org
Subject: Re: bug#24318: char<=? with three args
Date: Fri, 02 Sep 2016 10:06:04 +0200

On Sat 27 Aug 2016 11:42, Helmut Eller <eller.helmut <at> gmail.com> writes:

> Compiling a file x.scm:
>
>   (library (x)
>     (export)
>     (import (rnrs))
>     (define (foo x) (char<=? #\0 x #\9)))
>
> causes an error:

Thanks for the bug report; fixed.  Also added some optimizations so that
char<=? and friends should compile to much nicer code.

Andy

[Message part 3 (message/rfc822, inline)]

From: Helmut Eller <eller.helmut <at> gmail.com>
To: bug-guile <at> gnu.org
Subject: char<=? with three args
Date: Sat, 27 Aug 2016 11:42:38 +0200

Compiling a file x.scm:

  (library (x)
    (export)
    (import (rnrs))
    (define (foo x) (char<=? #\0 x #\9)))

causes an error:

 shell> guile --version | head -n1
 guile (GNU Guile) 2.1.3.104-8f2f8
 shell> guile -c '(compile-file "x.scm")'
Backtrace:    
In system/base/compile.scm:
    152:6 19 (compile-file _ #:output-file _ #:from _ #:to _ #:env _ …)
     43:4 18 (call-once _)
In ice-9/boot-9.scm:
    829:4 17 (with-throw-handler _ _ _)
In system/base/compile.scm:
    59:11 16 (_)
   155:11 15 (_ #<closed: file 9fbf930>)
   224:14 14 (read-and-compile _ #:from _ #:to _ #:env _ #:opts _)
    255:6 13 (compile _ #:from _ #:to _ #:env _ #:opts _)
   183:32 12 (compile-fold _ #<tree-il (seq (let (m) (m-121) ((call…> …)
In language/cps/compile-bytecode.scm:
   573:12 11 (compile-bytecode #<intmap 0-257> #<directory (x) a138…> …)
   566:12 10 (lower-cps _ (#:to-file? #t))
In language/cps/optimize.scm:
     86:0  9 (optimize-higher-order-cps _ _)
In language/cps/dce.scm:
   357:33  8 (eliminate-dead-code _)
   105:18  7 (compute-live-code #<intmap 0-222>)
In language/cps/intmap.scm:
    514:5  6 (visit-branch #(#(#<cps (kfun () 0 139 1)> #<cps…> …) …) …)
    514:5  5 (visit-branch #(#<cps (kargs (rest) (195) (continue…> …) …)
In language/cps/type-checks.scm:
     47:5  4 (elide-type-checks #<intmap 0-222> _ _)
In language/cps/intmap.scm:
    514:5  3 (visit-branch #((absent) (absent) (absent) (absent) # …) …)
In language/cps/type-checks.scm:
    43:10  2 (_ 221 _ #<intmap 0-222>)
In language/cps/types.scm:
   1420:0  1 (_ _ _ _)
In ice-9/boot-9.scm:
   753:26  0 (dispatch-exception _ _ _)

ice-9/boot-9.scm:753:26: In procedure dispatch-exception:
ice-9/boot-9.scm:753:26: Wrong number of arguments to #<procedure b5eac480 at language/cps/types.scm:1420:0 (typeset t-41149 t-41150)>
[Exit 1]

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