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1d86197846
Add ipxe patch to pass -fcommon flag to gcc during compilation. This patch is required to have ipxe compiling properly with gcc10. Without it the following error occur (and multiple others of the same kind: bin/blib.a(epic100.o):(.bss+0x0): multiple definition of `_shared_bss'; bin/blib.a(davicom.o):(.bss+0x0): first defined here Change-Id: Id9aed4cfe6bec9c0cbdb0b99271ddff472f1f0c3 Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com> Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
34 lines
1.0 KiB
Diff
34 lines
1.0 KiB
Diff
From f982a712979619dbae2c6e0d741757e2ce94be11 Mon Sep 17 00:00:00 2001
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Message-Id: <f982a712979619dbae2c6e0d741757e2ce94be11.1602165412.git.bertrand.marquis@arm.com>
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From: Bruce Rogers <brogers@suse.com>
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Date: Wed, 6 May 2020 15:03:02 -0600
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Subject: [PATCH] [build] Be explicit about -fcommon compiler directive
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gcc10 switched default behavior from -fcommon to -fno-common. Since
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"__shared" relies on the legacy behavior, explicitly specify it.
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Upstream-Status: backport
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Signed-off-by: Bruce Rogers <brogers@suse.com>
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Modified-by: Michael Brown <mcb30@ipxe.org>
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Signed-off-by: Michael Brown <mcb30@ipxe.org>
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---
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src/Makefile.housekeeping | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/src/Makefile.housekeeping b/src/Makefile.housekeeping
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index 66d6dd44..b6c61c11 100644
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--- a/Makefile.housekeeping
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+++ b/Makefile.housekeeping
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@@ -418,6 +418,7 @@ CFLAGS += -Os
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CFLAGS += -g
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ifeq ($(CCTYPE),gcc)
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CFLAGS += -ffreestanding
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+CFLAGS += -fcommon
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CFLAGS += -Wall -W -Wformat-nonliteral
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HOST_CFLAGS += -Wall -W -Wformat-nonliteral
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endif
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--
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2.17.1
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