From unknown Sun Jun 22 00:53:41 2025 X-Loop: help-debbugs@gnu.org Subject: bug#24908: Possible unboxing bug in master triggered by (format) Resent-From: Daniel Llorens Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Wed, 09 Nov 2016 13:18:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 24908 X-GNU-PR-Package: guile X-GNU-PR-Keywords: To: 24908@debbugs.gnu.org X-Debbugs-Original-To: bug-guile@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.147869744632601 (code B ref -1); Wed, 09 Nov 2016 13:18:02 +0000 Received: (at submit) by debbugs.gnu.org; 9 Nov 2016 13:17:26 +0000 Received: from localhost ([127.0.0.1]:50551 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4Sko-0008Tl-Ej for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:26 -0500 Received: from eggs.gnu.org ([208.118.235.92]:54999) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4Skm-0008TY-KB for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:25 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c4Skg-0000oh-DC for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:19 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:35239) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c4Skg-0000ob-9w for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:18 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45965) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c4Skf-0001Qv-6v for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:18 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c4Skc-0000mk-1V for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:17 -0500 Received: from vimdzmsp-sfwd03.bluewin.ch ([195.186.120.132]:48580 helo=smtpauths.lb.bluewin.ch) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c4Skb-0000lW-R0 for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:13 -0500 Received: from 4box.hq.corp.viasat.com ([213.193.80.99]) by vimdzmsp-sfwd03.bluewin.ch Swisscom AG with SMTP id 4SkWcOFXKNo984SkWc7hKL; Wed, 09 Nov 2016 14:17:10 +0100 X-Bluewin-Spam-Analysis: v=2.1 cv=ecSdB+wH c=1 sm=1 tr=0 a=DzaHVtLsrNCQ5PccsnG91A==:117 a=DzaHVtLsrNCQ5PccsnG91A==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=N659UExz7-8A:10 a=v2LuLm9xt2hdJzM5J2cA:9 a=pILNOxqGKmIA:10 X-Bluewin-Spam-Score: 0.00 X-FXIT-IP: IPv4[213.193.80.99] Epoch[1478697430] X-Bluewin-AuthAs: dll@bluewin.ch From: Daniel Llorens Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Message-Id: <4C4987A5-B38B-442C-935A-3AD520459602@bluewin.ch> Date: Wed, 9 Nov 2016 14:17:04 +0100 Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) X-Mailer: Apple Mail (2.1878.6) X-CMAE-Envelope: MS4wfIf1tOpnqnt4zv+fQwgKdXAgshHMaU178Zf1BgV+BADF0M4VIFsulsWsThm++iujcIUY/4jG3F7FY3PmaWu8BezDt1JxsD2iPdqFD0sjtXLb/bLoJNBg Bqc36cy8ZB6Rer/1I15aQQplpkf51gmObyd3oYltiWx/gSYxS0T/pbQF/6ZzaALRkpJ7d+iFQuRK9A== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.0 (----) (format #f "~2f" 9.9) fails in master. You can try different = combinations, it doesn't fail when it rounds down or there're more = spaces for example. The first bad commit is 0f2f5949a21572fad8355473200c7adc6d74f882 'Better = unboxing' on the master branch. See the full error below. 18446744073709551615 is 2^64-1 of course so it = looks like bad signedness somewhere. Regards Daniel > guile -c '(use-modules (ice-9 format)) (format #f "~2f" 9.9)' Backtrace:./meta/guile -c '(use-modules (ice-9 format)) (format #f "~2f" = 9.9)' Backtrace: 8 (apply-smob/1 #) In ice-9/boot-9.scm: 704:2 7 (call-with-prompt ("prompt") # = =85) In ice-9/eval.scm: 608:8 6 (_ #(#(#))) In ice-9/command-line.scm: 181:18 5 (_ #) In unknown file: 4 (eval (format #f "~2f" 9.9) #) In ice-9/format.scm: 1590:19 3 (format #f "~2f" 9.9) 316:19 2 (format:format-work "~2f" (9.9)) 1142:30 1 (format:out-fixed #f _ _) 1525:37 0 (format:fn-round _) ice-9/format.scm:1525:37: In procedure format:fn-round: ice-9/format.scm:1525:37: In procedure string-ref: Value out of range: = 18446744073709551615 From unknown Sun Jun 22 00:53:41 2025 X-Loop: help-debbugs@gnu.org Subject: bug#24908: workaround References: <4C4987A5-B38B-442C-935A-3AD520459602@bluewin.ch> In-Reply-To: <4C4987A5-B38B-442C-935A-3AD520459602@bluewin.ch> Resent-From: daniel.llorens@bluewin.ch Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Fri, 09 Dec 2016 13:12:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 24908 X-GNU-PR-Package: guile X-GNU-PR-Keywords: To: 24908@debbugs.gnu.org Received: via spool by 24908-submit@debbugs.gnu.org id=B24908.148128909031259 (code B ref 24908); Fri, 09 Dec 2016 13:12:02 +0000 Received: (at 24908) by debbugs.gnu.org; 9 Dec 2016 13:11:30 +0000 Received: from localhost ([127.0.0.1]:35346 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFKxW-000886-E5 for submit@debbugs.gnu.org; Fri, 09 Dec 2016 08:11:30 -0500 Received: from vimdzmsp-sfwd06.bluewin.ch ([195.186.227.133]:40014 helo=smtpauths.lb.bluewin.ch) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFKxU-00087l-NI for 24908@debbugs.gnu.org; Fri, 09 Dec 2016 08:11:29 -0500 Received: from 4box.hq.corp.viasat.com ([213.193.80.99]) by vimdzmsp-sfwd06.bluewin.ch Swisscom AG with SMTP id FKxMcuNoPVYNhFKxMc9jon; Fri, 09 Dec 2016 14:11:22 +0100 X-Bluewin-Spam-Analysis: v=2.1 cv=U4Mydbfu c=1 sm=1 tr=0 a=DzaHVtLsrNCQ5PccsnG91A==:117 a=DzaHVtLsrNCQ5PccsnG91A==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=ugSRvXpbNcrPegrkWNMA:9 X-Bluewin-Spam-Score: 0.00 X-FXIT-IP: IPv4[213.193.80.99] Epoch[1481289082] X-Bluewin-AuthAs: daniel.llorens@bluewin.ch From: daniel.llorens@bluewin.ch Date: Fri, 9 Dec 2016 14:11:08 +0100 Message-Id: <20161209131109.71940-1-daniel.llorens@bluewin.ch> X-Mailer: git-send-email 2.10.1 X-CMAE-Envelope: MS4wfPB5KeQkDHKE2e28Lrx0c4XwWsElHxgboCahbWRpDDtzji9bHfArSSutYiAQny5t4frAOvz1NHP2wNMhblZSEUO5TkLja1LcosW2TIHRpu9pkVgsebBR ia6xc2mGlcAmzyk8ArQqpIBrkzlrmx9fjm3YwN7LKQpDctA9Z7HE5LYDSMXXbEQesGfSSegpR0gfkQ== X-Spam-Score: -3.7 (---) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.7 (---) I can't fix the compiler, so just patch format:fn-round. Includes a test. From unknown Sun Jun 22 00:53:41 2025 X-Loop: help-debbugs@gnu.org Subject: bug#24908: [PATCH] Workaround for bug #24908 Resent-From: daniel.llorens@bluewin.ch Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Fri, 09 Dec 2016 13:12:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 24908 X-GNU-PR-Package: guile X-GNU-PR-Keywords: To: 24908@debbugs.gnu.org Cc: Daniel Llorens Received: via spool by 24908-submit@debbugs.gnu.org id=B24908.148128909031266 (code B ref 24908); Fri, 09 Dec 2016 13:12:02 +0000 Received: (at 24908) by debbugs.gnu.org; 9 Dec 2016 13:11:30 +0000 Received: from localhost ([127.0.0.1]:35348 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFKxW-000888-Jm for submit@debbugs.gnu.org; Fri, 09 Dec 2016 08:11:30 -0500 Received: from vimdzmsp-sfwd06.bluewin.ch ([195.186.227.133]:40018 helo=smtpauths.lb.bluewin.ch) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFKxU-00087m-NI for 24908@debbugs.gnu.org; Fri, 09 Dec 2016 08:11:29 -0500 Received: from 4box.hq.corp.viasat.com ([213.193.80.99]) by vimdzmsp-sfwd06.bluewin.ch Swisscom AG with SMTP id FKxMcuNoPVYNhFKxOc9joq; Fri, 09 Dec 2016 14:11:22 +0100 X-Bluewin-Spam-Analysis: v=2.1 cv=U4Mydbfu c=1 sm=1 tr=0 a=DzaHVtLsrNCQ5PccsnG91A==:117 a=DzaHVtLsrNCQ5PccsnG91A==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=MqW9qXN99zd6cayfcP4A:9 X-Bluewin-Spam-Score: 0.00 X-FXIT-IP: IPv4[213.193.80.99] Epoch[1481289082] X-Bluewin-AuthAs: daniel.llorens@bluewin.ch From: daniel.llorens@bluewin.ch Date: Fri, 9 Dec 2016 14:11:09 +0100 Message-Id: <20161209131109.71940-2-daniel.llorens@bluewin.ch> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20161209131109.71940-1-daniel.llorens@bluewin.ch> References: <20161209131109.71940-1-daniel.llorens@bluewin.ch> X-CMAE-Envelope: MS4wfPB5KeQkDHKE2e28Lrx0c4XwWsElHxgboCahbWRpDDtzji9bHfArSSutYiAQny5t4frAOvz1NHP2wNMhblZSEUO5TkLja1LcosW2TIHRpu9pkVgsebBR ia6xc2mGlcAmzyk8ArQqpIBrkzlrmx9fjm2DL5POrjsP6syUVogvjjl7ePgU0C7b6fRn0iR6CH6L4YDBN9zwGYsfD32behWAc4W9jFENYwT0oefzlo+mnLt4 X-Spam-Score: -3.7 (---) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.7 (---) From: Daniel Llorens * module/ice-9/format.scm (format:fn-round): Don't let i become negative. * test-suite/tests/format.test: Regression test for "~2f". --- module/ice-9/format.scm | 15 ++++++++------- test-suite/tests/format.test | 6 +++++- 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/module/ice-9/format.scm b/module/ice-9/format.scm index 1ef4cb5ef..d3066a527 100644 --- a/module/ice-9/format.scm +++ b/module/ice-9/format.scm @@ -1510,11 +1510,12 @@ (set! format:fn-len (- format:fn-len n))) (string-set! format:fn-str (- i n) (string-ref format:fn-str i)))) + ;; carry i+1 to work around bug #24908 (define (format:fn-round digits) ; round format:fn-str (set! digits (+ digits format:fn-dot)) - (do ((i digits (- i 1)) ; "099",2 -> "10" + (do ((i (+ digits 1) (- i 1)) ; "099",2 -> "10" (c 5)) ; "023",2 -> "02" - ((or (= c 0) (< i 0)) ; "999",2 -> "100" + ((or (= c 0) (<= i 0)) ; "999",2 -> "100" (if (= c 1) ; "005",2 -> "01" (begin ; carry overflow (set! format:fn-len digits) @@ -1522,12 +1523,12 @@ (string-set! format:fn-str 0 #\1) (set! format:fn-dot (+ format:fn-dot 1))) (set! format:fn-len digits))) - (set! c (+ (- (char->integer (string-ref format:fn-str i)) + (set! c (+ (- (char->integer (string-ref format:fn-str (- i 1))) format:zero-ch) c)) - (string-set! format:fn-str i (integer->char - (if (< c 10) - (+ c format:zero-ch) - (+ (- c 10) format:zero-ch)))) + (string-set! format:fn-str (- i 1) (integer->char + (if (< c 10) + (+ c format:zero-ch) + (+ (- c 10) format:zero-ch)))) (set! c (if (< c 10) 0 1)))) (define (format:fn-out modifier add-leading-zero?) diff --git a/test-suite/tests/format.test b/test-suite/tests/format.test index cc31942cc..8aab7e96b 100644 --- a/test-suite/tests/format.test +++ b/test-suite/tests/format.test @@ -112,7 +112,11 @@ ;; in guile prior to 1.6.9 and 1.8.1, leading zeros were incorrectly ;; stripped, moving the decimal point and giving "25.0" here (pass-if "string 02.5" - (string=? "2.5" (format #f "~f" "02.5")))) + (string=? "2.5" (format #f "~f" "02.5"))) + + ;; regression against bug #24908 + (pass-if "2f" + (string=? "10." (format #f "~2f" 9.9)))) ;;; ;;; ~h -- 2.11.0 From unknown Sun Jun 22 00:53:41 2025 MIME-Version: 1.0 X-Mailer: MIME-tools 5.505 (Entity 5.505) X-Loop: help-debbugs@gnu.org From: help-debbugs@gnu.org (GNU bug Tracking System) To: Daniel Llorens Subject: bug#24908: closed (bug#24908: closing) Message-ID: References: <255EFDDE-7D92-4BD5-86E8-CFE89ABAFA26@bluewin.ch> <4C4987A5-B38B-442C-935A-3AD520459602@bluewin.ch> X-Gnu-PR-Message: they-closed 24908 X-Gnu-PR-Package: guile Reply-To: 24908@debbugs.gnu.org Date: Thu, 15 Dec 2016 12:00:03 +0000 Content-Type: multipart/mixed; boundary="----------=_1481803203-27667-1" This is a multi-part message in MIME format... ------------=_1481803203-27667-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #24908: Possible unboxing bug in master triggered by (format) 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 24908@debbugs.gnu.org. --=20 24908: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D24908 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1481803203-27667-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 24908-close) by debbugs.gnu.org; 15 Dec 2016 11:59:55 +0000 Received: from localhost ([127.0.0.1]:42435 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cHUhX-0007BZ-FX for submit@debbugs.gnu.org; Thu, 15 Dec 2016 06:59:55 -0500 Received: from vimdzmsp-sfwd01.bluewin.ch ([195.186.120.131]:42396 helo=smtpauths.lb.bluewin.ch) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cHUhV-0007BJ-DL for 24908-close@debbugs.gnu.org; Thu, 15 Dec 2016 06:59:54 -0500 Received: from 4box.hq.corp.viasat.com ([213.193.80.99]) by vimdzmsp-sfwd01.bluewin.ch Swisscom AG with SMTP id HUhOcpXONbmelHUhOcQyQ3; Thu, 15 Dec 2016 12:59:47 +0100 X-Bluewin-Spam-Analysis: v=2.1 cv=BIoT1AkG c=1 sm=1 tr=0 a=DzaHVtLsrNCQ5PccsnG91A==:117 a=DzaHVtLsrNCQ5PccsnG91A==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=kj9zAlcOel0A:10 a=Lq2Gn0QcEANkyzr1TtAA:9 a=CjuIK1q_8ugA:10 a=1uVytGgdlHkA:10 X-Bluewin-Spam-Score: 0.00 X-FXIT-IP: IPv4[213.193.80.99] Epoch[1481803187] X-Bluewin-AuthAs: dll@bluewin.ch From: Daniel Llorens Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Subject: bug#24908: closing Message-Id: <255EFDDE-7D92-4BD5-86E8-CFE89ABAFA26@bluewin.ch> Date: Thu, 15 Dec 2016 12:59:44 +0100 To: 24908-close@debbugs.gnu.org Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) X-Mailer: Apple Mail (2.1878.6) X-CMAE-Envelope: MS4wfP633dwEUZ/yOXIsO9I82g5VX0B4PWXGRwjLTeGrR7gWVaFrNR8rij6Vj3tNXVC7m5tkd7Wk4gsALeSdaCk1GGUN8K488uB6shnAt7F1hfBI6nHt+I/E +RuGiyYJ3nr1nup1lrK9QO1W8Fr5RhRdgDENCbXdxGIoKTpRao6mFxESZY8VLeKC5p2tYAI63Nny/+RVH+Ce+/8UuxK/f8VNtcw= X-Spam-Score: -3.1 (---) X-Debbugs-Envelope-To: 24908-close X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.1 (---) Fixed in 2660c0b3c86bf76fab465c200a5ca20fb37cf811. ------------=_1481803203-27667-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 9 Nov 2016 13:17:26 +0000 Received: from localhost ([127.0.0.1]:50551 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4Sko-0008Tl-Ej for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:26 -0500 Received: from eggs.gnu.org ([208.118.235.92]:54999) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4Skm-0008TY-KB for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:25 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c4Skg-0000oh-DC for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:19 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:35239) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c4Skg-0000ob-9w for submit@debbugs.gnu.org; Wed, 09 Nov 2016 08:17:18 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45965) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c4Skf-0001Qv-6v for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:18 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c4Skc-0000mk-1V for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:17 -0500 Received: from vimdzmsp-sfwd03.bluewin.ch ([195.186.120.132]:48580 helo=smtpauths.lb.bluewin.ch) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c4Skb-0000lW-R0 for bug-guile@gnu.org; Wed, 09 Nov 2016 08:17:13 -0500 Received: from 4box.hq.corp.viasat.com ([213.193.80.99]) by vimdzmsp-sfwd03.bluewin.ch Swisscom AG with SMTP id 4SkWcOFXKNo984SkWc7hKL; Wed, 09 Nov 2016 14:17:10 +0100 X-Bluewin-Spam-Analysis: v=2.1 cv=ecSdB+wH c=1 sm=1 tr=0 a=DzaHVtLsrNCQ5PccsnG91A==:117 a=DzaHVtLsrNCQ5PccsnG91A==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=N659UExz7-8A:10 a=v2LuLm9xt2hdJzM5J2cA:9 a=pILNOxqGKmIA:10 X-Bluewin-Spam-Score: 0.00 X-FXIT-IP: IPv4[213.193.80.99] Epoch[1478697430] X-Bluewin-AuthAs: dll@bluewin.ch From: Daniel Llorens Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Subject: Possible unboxing bug in master triggered by (format) Message-Id: <4C4987A5-B38B-442C-935A-3AD520459602@bluewin.ch> Date: Wed, 9 Nov 2016 14:17:04 +0100 To: bug-guile@gnu.org Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) X-Mailer: Apple Mail (2.1878.6) X-CMAE-Envelope: MS4wfIf1tOpnqnt4zv+fQwgKdXAgshHMaU178Zf1BgV+BADF0M4VIFsulsWsThm++iujcIUY/4jG3F7FY3PmaWu8BezDt1JxsD2iPdqFD0sjtXLb/bLoJNBg Bqc36cy8ZB6Rer/1I15aQQplpkf51gmObyd3oYltiWx/gSYxS0T/pbQF/6ZzaALRkpJ7d+iFQuRK9A== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.0 (----) (format #f "~2f" 9.9) fails in master. You can try different = combinations, it doesn't fail when it rounds down or there're more = spaces for example. The first bad commit is 0f2f5949a21572fad8355473200c7adc6d74f882 'Better = unboxing' on the master branch. See the full error below. 18446744073709551615 is 2^64-1 of course so it = looks like bad signedness somewhere. Regards Daniel > guile -c '(use-modules (ice-9 format)) (format #f "~2f" 9.9)' Backtrace:./meta/guile -c '(use-modules (ice-9 format)) (format #f "~2f" = 9.9)' Backtrace: 8 (apply-smob/1 #) In ice-9/boot-9.scm: 704:2 7 (call-with-prompt ("prompt") # = =85) In ice-9/eval.scm: 608:8 6 (_ #(#(#))) In ice-9/command-line.scm: 181:18 5 (_ #) In unknown file: 4 (eval (format #f "~2f" 9.9) #) In ice-9/format.scm: 1590:19 3 (format #f "~2f" 9.9) 316:19 2 (format:format-work "~2f" (9.9)) 1142:30 1 (format:out-fixed #f _ _) 1525:37 0 (format:fn-round _) ice-9/format.scm:1525:37: In procedure format:fn-round: ice-9/format.scm:1525:37: In procedure string-ref: Value out of range: = 18446744073709551615 ------------=_1481803203-27667-1--