From 11ef5969a1bee1a2b987d3f5eb94d015c5b06e14 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=A1n=20Tomko?= Date: Thu, 4 Jul 2013 11:35:59 +0200 Subject: [PATCH] Fix build with clang Partially revert cdd703f's revert of c163410, as linking with clang with --param=ssp-buffer-size=4 still fails with: "argument unused during compilation". (cherry picked from commit 4b91dc24d1ed6a5ec6d5d9ab0d8522375dd77f3a) --- m4/virt-compile-warnings.m4 | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/m4/virt-compile-warnings.m4 b/m4/virt-compile-warnings.m4 index c6794b7617..8731b7073f 100644 --- a/m4/virt-compile-warnings.m4 +++ b/m4/virt-compile-warnings.m4 @@ -185,6 +185,13 @@ AC_DEFUN([LIBVIRT_COMPILE_WARNINGS],[ dnl gl_WARN_ADD([-fstack-protector]) gl_WARN_ADD([-fstack-protector-all]) gl_WARN_ADD([--param=ssp-buffer-size=4]) + dnl Even though it supports it, clang complains about + dnl use of --param=ssp-buffer-size=4 unless used with + dnl the -c arg. It doesn't like it when used with args + dnl that just link together .o files. Unfortunately + dnl we can't avoid that with automake, so we must turn + dnl off the following clang specific warning + gl_WARN_ADD([-Wno-unused-command-line-argument]) ;; *-*-freebsd*) dnl FreeBSD ships old gcc 4.2.1 which doesn't handle -- GitLab