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Handle ~p in 'format' warnings.

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Fixes <http://bugs.gnu.org/18299>.
Reported by Frank Terbeck <ft@bewatermyfriend.org>.

* module/language/tree-il/analyze.scm (format-string-argument-count):
  Add case for ~p.
* test-suite/tests/tree-il.test ("warnings")["format"]("~p", "~p, too
  few arguments", "~:p", "~:@p, too many arguments", "~:@p, too few
  arguments"): New tests.
This commit is contained in:
Ludovic Courtès 2014-08-26 23:40:22 +02:00
parent c6a7930b38
commit 8ac39b38d1
2 changed files with 56 additions and 1 deletions
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13
module/language/tree-il/analyze.scm
View file

@ -1,6 +1,7 @@
;;; TREE-IL -> GLIL compiler
;; Copyright (C) 2001, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
;; Copyright (C) 2001, 2008, 2009, 2010, 2011, 2012,
;; 2014 Free Software Foundation, Inc.
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
@ -1273,6 +1274,16 @@ accurate information is missing from a given `tree-il' element."
conditions end-group
(+ 1 min-count)
(+ 1 max-count)))
((#\p #\P) (let* ((colon? (memq #\: params))
(min-count (if colon?
(max 1 min-count)
(+ 1 min-count))))
(loop (cdr chars) 'literal '()
conditions end-group
min-count
(if colon?
(max max-count min-count)
(+ 1 max-count)))))
((#\[)
(loop chars 'literal '() '()
(let ((selector (previous-number params))

44
test-suite/tests/tree-il.test
View file

@ -1698,6 +1698,50 @@
(number? (string-contains (car w)
"expected 3, got 2")))))
(pass-if "~p"
(null? (call-with-warnings
(lambda ()
(compile '(((@ (ice-9 format) format) #f "thing~p" 2))
#:opts %opts-w-format
#:to 'assembly)))))
(pass-if "~p, too few arguments"
(let ((w (call-with-warnings
(lambda ()
(compile '((@ (ice-9 format) format) #f "~p")
#:opts %opts-w-format
#:to 'assembly)))))
(and (= (length w) 1)
(number? (string-contains (car w)
"expected 1, got 0")))))
(pass-if "~:p"
(null? (call-with-warnings
(lambda ()
(compile '(((@ (ice-9 format) format) #f "~d thing~:p" 2))
#:opts %opts-w-format
#:to 'assembly)))))
(pass-if "~:@p, too many arguments"
(let ((w (call-with-warnings
(lambda ()
(compile '((@ (ice-9 format) format) #f "~d pupp~:@p" 5 5)
#:opts %opts-w-format
#:to 'assembly)))))
(and (= (length w) 1)
(number? (string-contains (car w)
"expected 1, got 2")))))
(pass-if "~:@p, too few arguments"
(let ((w (call-with-warnings
(lambda ()
(compile '((@ (ice-9 format) format) #f "pupp~:@p")
#:opts %opts-w-format
#:to 'assembly)))))
(and (= (length w) 1)
(number? (string-contains (car w)
"expected 1, got 0")))))
(pass-if "~?"
(null? (call-with-warnings
(lambda ()