From: Simon McVittie <smcv@collabora.com>
Date: Fri, 15 Jul 2022 09:42:19 +0000 (+0100)
Subject: meson: Build with -fno-strict-aliasing if supported
X-Git-Tag: dbus-1.15.0~28^2~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c4ec2d2e10f1f6e31ca6e8ad3d7dbfcc9525fda;p=thirdparty%2Fdbus.git

meson: Build with -fno-strict-aliasing if supported

We know that dbus is not fully strict-aliasing-compliant. In Autotools
we got this from AX_COMPILER_FLAGS_CFLAGS.

Signed-off-by: Simon McVittie <smcv@collabora.com>
---

diff --git a/meson.build b/meson.build
index 12064738d..765a5a33a 100644
--- a/meson.build
+++ b/meson.build
@@ -154,6 +154,11 @@ compile_args = [
     '-D_GNU_SOURCE',
 ]
 
+# dbus makes assumptions about aliasing that Standard C does not guarantee,
+# particularly in DBusString.
+# See https://gitlab.freedesktop.org/dbus/dbus/-/issues/4
+compile_args += ['-fno-strict-aliasing']
+
 if host_os.contains('solaris')
     compile_args += [
         # Solaris' C library apparently needs these runes to be threadsafe...