File _service:obs_scm:backport-tweak-for-gcc-10.patch of Package syslinux

From 8284530f4bd86a38b9867f847bd844f5d8d08e87 Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyfox@gentoo.org>
Date: Mon, 6 Apr 2020 23:46:03 +0100
Subject: sys-boot/syslinux: tweak for gcc-10, bug #705730

Closes: https://bugs.gentoo.org/705730
Package-Manager: Portage-2.3.96, Repoman-2.3.22
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>

Reference:https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=8284530f4bd86a38b9867f847bd844f5d8d08e87
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=53c31ce51ace223e4439cde2b6b2a395e40ae9d5
---
 mk/com32.mk    | 1 +
 mk/efi.mk      | 2 +-
 mk/elf.mk      | 1 +
 mk/embedded.mk | 1 +
 mk/lib.mk      | 1 +
 5 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/mk/com32.mk b/mk/com32.mk
index aeb8a2c..5ae14fe 100644
--- a/mk/com32.mk
+++ b/mk/com32.mk
@@ -47,6 +47,7 @@ GCCOPT += $(call gcc_ok,-falign-functions=0,-malign-functions=0)
 GCCOPT += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0)
 GCCOPT += $(call gcc_ok,-falign-labels=0,-malign-labels=0)
 GCCOPT += $(call gcc_ok,-falign-loops=0,-malign-loops=0)
+GCCOPT += $(call gcc_ok,-fcommon)
 
 ifeq ($(FWCLASS),EFI)
 GCCOPT += -mno-red-zone
diff --git a/mk/efi.mk b/mk/efi.mk
index f097ad2..a082bad 100644
--- a/mk/efi.mk
+++ b/mk/efi.mk
@@ -7,7 +7,7 @@ core = $(topdir)/core
 # Set up architecture specifics; for cross compilation, set ARCH as apt
 # gnuefi sets up architecture specifics in ia32 or x86_64 sub directories
 # set up the LIBDIR and EFIINC for building for the appropriate architecture
-GCCOPT := $(call gcc_ok,-fno-stack-protector,)
+GCCOPT := $(call gcc_ok,-fno-stack-protector,) $(call gcc_ok,-fcommon)
 EFIINC = $(objdir)/include/efi
 LIBDIR  = $(objdir)/lib
 
diff --git a/mk/elf.mk b/mk/elf.mk
index b46dbd0..7ac7600 100644
--- a/mk/elf.mk
+++ b/mk/elf.mk
@@ -42,6 +42,7 @@ GCCOPT += $(call gcc_ok,-falign-functions=0,-malign-functions=0)
 GCCOPT += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0)
 GCCOPT += $(call gcc_ok,-falign-labels=0,-malign-labels=0)
 GCCOPT += $(call gcc_ok,-falign-loops=0,-malign-loops=0)
+GCCOPT += $(call gcc_ok,-fcommon)
 
 com32 = $(topdir)/com32
 core = $(topdir)/core
diff --git a/mk/embedded.mk b/mk/embedded.mk
index 488dc0f..bfca1a8 100644
--- a/mk/embedded.mk
+++ b/mk/embedded.mk
@@ -51,6 +51,7 @@ GCCOPT    += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0)
 GCCOPT    += $(call gcc_ok,-falign-labels=0,-malign-labels=0)
 GCCOPT    += $(call gcc_ok,-falign-loops=0,-malign-loops=0)
 GCCOPT    += $(call gcc_ok,-fvisibility=hidden)
+GCCOPT    += $(call gcc_ok,-fcommon)
 
 LIBGCC    := $(shell $(CC) $(GCCOPT) --print-libgcc)
 
diff --git a/mk/lib.mk b/mk/lib.mk
index 54f1fd5..baad194 100644
--- a/mk/lib.mk
+++ b/mk/lib.mk
@@ -28,6 +28,7 @@ GCCOPT += $(call gcc_ok,-falign-functions=0,-malign-functions=0)
 GCCOPT += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0)
 GCCOPT += $(call gcc_ok,-falign-labels=0,-malign-labels=0)
 GCCOPT += $(call gcc_ok,-falign-loops=0,-malign-loops=0)
+GCCOPT += $(call gcc_ok,-fcommon)
 
 INCLUDE	= -I$(SRC)
 STRIP	= strip --strip-all -R .comment -R .note
-- 
2.27.0