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From f99c72fe642e7ccc00012f01b8fc2adf8f93a79c Mon Sep 17 00:00:00 2001
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From: Nigel Croxon <ncroxon@redhat.com>
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Date: Tue, 25 Jun 2013 08:47:03 -0400
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Subject: [PATCH 2/3] be more pedantic when linking
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Don't allow duplicate symbols, abort upon first error.
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also make sure the linker script comes last for apps.
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Signed-off-by: David Decotigny <decot@googlers.com>
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---
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Make.defaults | 2 +-
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apps/Makefile | 8 ++++++--
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2 files changed, 7 insertions(+), 3 deletions(-)
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diff --git a/Make.defaults b/Make.defaults
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index a22a1b4..6b4b6de 100644
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--- a/Make.defaults
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+++ b/Make.defaults
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@@ -114,4 +114,4 @@ CFLAGS += $(ARCH3264) -O2 -fpic -Wall -fshort-wchar -fno-strict-aliasing \
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-fno-merge-constants -ffreestanding -fno-stack-protector \
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-fno-stack-check
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ASFLAGS += $(ARCH3264)
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-LDFLAGS += -nostdlib --no-undefined
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+LDFLAGS += -nostdlib --warn-common --no-undefined --fatal-warnings
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diff --git a/apps/Makefile b/apps/Makefile
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index 773bc08..6834e14 100644
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--- a/apps/Makefile
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+++ b/apps/Makefile
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@@ -52,8 +52,12 @@ ifneq (,$(findstring FreeBSD,$(OS)))
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LDSCRIPT = $(TOPDIR)/gnuefi/elf_$(ARCH)_fbsd_efi.lds
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endif
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-LDFLAGS += -T $(LDSCRIPT) -shared -Bsymbolic -L../lib -L../gnuefi $(CRTOBJS)
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-LOADLIBES = -lefi -lgnuefi $(shell $(CC) $(ARCH3264) -print-libgcc-file-name)
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+LDFLAGS += -shared -Bsymbolic -L../lib -L../gnuefi $(CRTOBJS)
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+
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+LOADLIBES += -lefi -lgnuefi
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+LOADLIBES += $(shell $(CC) $(ARCH3264) -print-libgcc-file-name)
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+LOADLIBES += -T $(LDSCRIPT)
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+
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FORMAT = efi-app-$(ARCH)
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TARGETS = t.efi t2.efi t3.efi t4.efi t5.efi t6.efi printenv.efi t7.efi tcc.efi modelist.efi route80h.efi
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--
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1.8.3.1
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