From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Matt Wette Newsgroups: gmane.lisp.guile.bugs Subject: bug#38486: hang Date: Sat, 21 Mar 2020 14:42:23 -0700 Message-ID: References: <460c32b1-966a-079d-4187-de63f93c6e5f@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="36930"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 To: 38486@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Sat Mar 21 22:43:08 2020 Return-path: Envelope-to: guile-bugs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jFltb-0009XT-P3 for guile-bugs@m.gmane-mx.org; Sat, 21 Mar 2020 22:43:07 +0100 Original-Received: from localhost ([::1]:41100 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jFlta-0006Zz-RO for guile-bugs@m.gmane-mx.org; Sat, 21 Mar 2020 17:43:06 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55387) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jFltX-0006ZX-0j for bug-guile@gnu.org; Sat, 21 Mar 2020 17:43:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jFltW-0003cL-2m for bug-guile@gnu.org; Sat, 21 Mar 2020 17:43:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42331) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jFltV-0003cC-To for bug-guile@gnu.org; Sat, 21 Mar 2020 17:43:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jFltV-0007V6-R5 for bug-guile@gnu.org; Sat, 21 Mar 2020 17:43:01 -0400 X-Loop: help-debbugs@gnu.org In-Reply-To: <460c32b1-966a-079d-4187-de63f93c6e5f@gmail.com> Resent-From: Matt Wette Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Sat, 21 Mar 2020 21:43:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38486 X-GNU-PR-Package: guile Original-Received: via spool by 38486-submit@debbugs.gnu.org id=B38486.158482695428790 (code B ref 38486); Sat, 21 Mar 2020 21:43:01 +0000 Original-Received: (at 38486) by debbugs.gnu.org; 21 Mar 2020 21:42:34 +0000 Original-Received: from localhost ([127.0.0.1]:48304 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jFlt3-0007UH-QQ for submit@debbugs.gnu.org; Sat, 21 Mar 2020 17:42:34 -0400 Original-Received: from mail-pg1-f169.google.com ([209.85.215.169]:37965) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jFlt1-0007U1-CA for 38486@debbugs.gnu.org; Sat, 21 Mar 2020 17:42:31 -0400 Original-Received: by mail-pg1-f169.google.com with SMTP id x7so5008756pgh.5 for <38486@debbugs.gnu.org>; Sat, 21 Mar 2020 14:42:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:from:subject:message-id:date:user-agent:mime-version :content-transfer-encoding:content-language; bh=e0n/jYaySYhmJTxApRwCcQsMN4PcyoU1T6o88BMBKwY=; b=euPOlNjZ3v2frGAasyxepTwHDjVx6qwYnb0ulInsy8ks2c56/y91/Iogh376x8qlGu 6tYkO+CeRxX3lNw2lDXobP3O9hD3ziLohRbJt/uXeM6tv4VG02zxX5BVjb+uMra83CUe /eSKnkRIowsSwVGe0+VDgVq8UUPGI+RH2tN2DyPd65TA+vQxl5rLPIzYrpfIXbvZXTc/ bZU0fIzU9szaMjWdLd6GgGwnwzY8MefV77VfGShdgyxc07l8K0Ih1OtaOdYSfkv8xsx/ HELtzeGaep0W80UychAVaX8i7EFXESR7b3ZNFHjyl68oD6cDZn/dZ9WTEbWWjFihxc1l dtjg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding:content-language; bh=e0n/jYaySYhmJTxApRwCcQsMN4PcyoU1T6o88BMBKwY=; b=mKC4cxVhRbBpCPxGhXDn396/fLv2Yykcn8qZi0ia40VbVuCzlcmWDM/SxrxwVHPf4F n7OgInHICJTkwSpTWa0l4gJk2tI2ylDXyjTWQ9yLFosxMhI+Xf+BqXdWpGxizLaWCEZP 3R26d7VUWHFyycLOIdHGePnSaJ7NO6GqIhQUUHeD2HUWX56CIan7DTnu5MFiz2dmdM7F lpceWFdf+MB4hI/QwW8pPFjg2r5w/tdMufb+vTgKrqEVKkpDVA7RAPviLvRbgZiYPJ4T ZLY4tXrqJa8ww30ymTnyJPzv6UYcg3t++shlzOpaPXkkynJ+mtDtsbyajstUDzFgPHm3 3Gfw== X-Gm-Message-State: ANhLgQ0zE2fvi449No2rzDTvIDvr1jMbPA3frYEhzczi9XsKMVKYaLvT wsYtaq32I9T3/Fh5CYl/49ZPN7Qb X-Google-Smtp-Source: ADFU+vvwteLo1krGksjG4Ob200lpxrhZPzm4nrjQz3dnh09+/xpXRsatvuFxaVj8rrMpshsXibnpKg== X-Received: by 2002:a62:5cc1:: with SMTP id q184mr16423218pfb.259.1584826945040; Sat, 21 Mar 2020 14:42:25 -0700 (PDT) Original-Received: from [192.168.2.183] (64-52-176-132.championbroadband.com. [64.52.176.132]) by smtp.gmail.com with ESMTPSA id h26sm9174371pfr.134.2020.03.21.14.42.24 for <38486@debbugs.gnu.org> (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 21 Mar 2020 14:42:24 -0700 (PDT) Content-Language: en-US X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Original-Sender: "bug-guile" Xref: news.gmane.io gmane.lisp.guile.bugs:9677 Archived-At: So I hacked modules/cps/optimize.scm to display the optimization phases. Here is what I got up to the point where guile hangs. It looks like it's hanging in specialize-numbers. running eliminate-dead-code running prune-top-level-scopes running simplify running contify running inline-constructors running elide-values running prune-bailouts running peel-loops running eliminate-common-subexpressions running type-fold running resolve-self-references running eliminate-dead-code running simplify running specialize-numbers The patch: --- module/language/cps/optimize.scm-orig    2020-03-21 14:16:17.313452995 -0700 +++ module/language/cps/optimize.scm    2020-03-21 14:18:32.264770889 -0700 @@ -73,7 +73,10 @@      (maybe-verify program)      (set! program        (if (kw-arg-ref opts kw default) -          (maybe-verify (pass program)) +          (begin +            (display "running ") (display (quote pass)) (newline) +            (force-output (current-output-port)) +            (maybe-verify (pass program)))            program))      ...      (maybe-verify program)))