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Date:      Tue, 10 Feb 2026 19:28:57 +0000
From:      Dimitry Andric <dim@FreeBSD.org>
To:        ports-committers@FreeBSD.org, dev-commits-ports-all@FreeBSD.org, dev-commits-ports-main@FreeBSD.org
Subject:   git: d8ec68ea76d9 - main - lang/clisp: fix build with clang >= 20
Message-ID:  <698b86f9.38198.3c4604cc@gitrepo.freebsd.org>

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The branch main has been updated by dim:

URL: https://cgit.FreeBSD.org/ports/commit/?id=d8ec68ea76d97ff43e709b813629c862a6bf8211

commit d8ec68ea76d97ff43e709b813629c862a6bf8211
Author:     Dimitry Andric <dim@FreeBSD.org>
AuthorDate: 2026-01-23 09:33:18 +0000
Commit:     Dimitry Andric <dim@FreeBSD.org>
CommitDate: 2026-02-10 19:28:50 +0000

    lang/clisp: fix build with clang >= 20
    
    With clang 20 or higher lang/clisp fails to build, with errors similar to:
    
        ./lisp.run -B . -N locale -E UTF-8 -Emisc 1:1 -Epathname 1:1 -norc -m 2MW -M interpreted.mem -q -c compiler.lisp -o ./
        ;; Compiling file /wrkdirs/usr/ports/lang/clisp/work/clisp-c3ec11bab87cfdbeba01523ed88ac2a16b22304d/src/compiler.lisp ...
        *** - LIST-INIT-START: start index 44801 too large for
               (#(NIL
                  #S(HASH-TABLE :TEST STABLEHASH-EQ
                  #:WARN-IF-NEEDS-REHASH-AFTER-GC T
                     (#<BUILT-IN-CLASS SYMBOL> .
                      #<COMPILED-FUNCTION CLOS::MAKE-INSTANCE-<EMF-1>-1>)
                     (#<STANDARD-CLASS FUNCALLABLE-STANDARD-CLASS> .
                      #<SYSTEM-FUNCTION CLOS::%MAKE-INSTANCE>)
                     (#<STANDARD-CLASS STANDARD-CLASS> .
                      #<SYSTEM-FUNCTION CLOS::%MAKE-INSTANCE>)))
                CLOS::COMPUTE-APPLICABLE-METHODS-EFFECTIVE-METHOD
                #<STANDARD-GENERIC-FUNCTION MAKE-INSTANCE>)
    
        0 errors, 0 warnings
        *** Error code 1
    
    The problems are caused by clisp's usage of -fwrapv, where the
    developers implicitly assume this also makes pointer wrapping defined.
    
    After https://github.com/llvm/llvm-project/commit/1295aa2e814 however,
    -fwrapv no longer implies that, and you either have to add a clang
    specific -fwrapv-pointer option, or use -fno-strict-overflow, which
    works for both clang and gcc.
    
    PR:             292672
    Approved by:    maintainer timeout (2 weeks)
    MFH:            2026Q1
---
 lang/clisp/files/patch-src__makemake.in | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/lang/clisp/files/patch-src__makemake.in b/lang/clisp/files/patch-src__makemake.in
index ea6c8d819a64..a4f53633cac4 100644
--- a/lang/clisp/files/patch-src__makemake.in
+++ b/lang/clisp/files/patch-src__makemake.in
@@ -1,6 +1,15 @@
---- src/makemake.in.orig	2018-11-12 00:05:07 UTC
+--- src/makemake.in.orig	2024-12-28 07:47:59 UTC
 +++ src/makemake.in
-@@ -2294,7 +2294,7 @@ echol "htmldir = ${HTMLDIR}"
+@@ -1362,7 +1362,7 @@ if [ $XCC_GCC = true ] ; then
+     case "$XCC_GCC_VERSION" in
+       2.* | 3.[1-3]*) ;;
+       *)
+-        Z_XCFLAGS=$Z_XCFLAGS' -fwrapv'
++        Z_XCFLAGS=$Z_XCFLAGS' -fwrapv -fno-strict-overflow'
+         ;;
+     esac
+   fi
+@@ -2258,7 +2258,7 @@ echol "libdir  = ${LIBDIR}"
  echol "psdir   = ${PSDIR}"
  echol "pdfdir  = ${PDFDIR}"
  echol "libdir  = ${LIBDIR}"


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