From 97b928ce09d6034ebcb541fb548e5d4862302add Mon Sep 17 00:00:00 2001 From: =?utf8?q?Gerd=20M=C3=B6llmann?= Date: Sun, 18 Sep 2022 08:05:52 +0200 Subject: [PATCH] MacOS ld warning from native compilation (bug#57849) * lisp/emacs-lisp/comp.el (native-comp-driver-options): Add "-Wl,-w" on Darwin systems. * etc/NEWS: Describe change. --- etc/NEWS | 9 +++++++++ lisp/emacs-lisp/comp.el | 5 +++-- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/etc/NEWS b/etc/NEWS index 8694b575a7a..6e5ddfa0662 100644 --- a/etc/NEWS +++ b/etc/NEWS @@ -30,6 +30,15 @@ with a prefix argument or by typing 'C-u C-h C-n'. * Changes in Specialized Modes and Packages in Emacs 28.3 +** 'native-comp-driver-options' on macOS + +The value of 'native-comp-driver-options' has been changed to contain +"-Wl,-w" to suppress warnings of the form + + ld: warning: -undefined dynamic_lookup may not work with chained fixups + +emitted during native compilation on macOS 12.6 with Xcode 14. + * New Modes and Packages in Emacs 28.3 diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el index a5ab12ae388..d0234a81aa5 100644 --- a/lisp/emacs-lisp/comp.el +++ b/lisp/emacs-lisp/comp.el @@ -178,14 +178,15 @@ and above." :type '(repeat string) :version "28.1") -(defcustom native-comp-driver-options nil +(defcustom native-comp-driver-options (when (eq system-type 'darwin) + '("-Wl,-w")) "Options passed verbatim to the native compiler's back-end driver. Note that not all options are meaningful; typically only the options affecting the assembler and linker are likely to be useful. Passing these options is only available in libgccjit version 9 and above." - :type '(repeat string) ; FIXME is this right? + :type '(repeat string) :version "28.1") (defcustom comp-libgccjit-reproducer nil -- 2.39.2