From bc5415bbb43d6c5bb4843ebdfd1d821cb9d6a0c2 Mon Sep 17 00:00:00 2001
From: Stefan Reinauer <reinauer@chromium.org>
Date: Tue, 10 Sep 2013 11:05:59 -0700
Subject: [PATCH] Use CC instead of LD to produce intermediate binaries

This makes sure that GCC still finds assembler functions when
using link time optimization.

BRANCH=none
BUG=none
TEST=boot tested on pit and link

Change-Id: If9cb32abf19c17c09bb1f25ca496e963e4ce82f8
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: https://chromium-review.googlesource.com/168774
Reviewed-by: Ronald Minnich <rminnich@chromium.org>
---
 Makefile.inc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Makefile.inc b/Makefile.inc
index de4dc29442..1a732f9eec 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -92,8 +92,13 @@ files-in-dir=$(filter-out $(call dir-wildcards,$(call filter-out-dirs,$(1),$(dir
 #######################################################################
 # reduce command line length by linking the objects of each
 # directory into an intermediate file
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+LINK=$(LD)
+else
+LINK=$(CC) $(CFLAGS)
+endif
 ramstage-postprocess=$(foreach d,$(sort $(dir $(1))), \
-	$(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(1)); $$(LD) -o $$@ -r $$^ ) \
+	$(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(1)); $$(LINK) -o $$@ -r $$^ ) \
 	$(eval ramstage-objs:=$(d)ramstage.o $(filter-out $(call files-in-dir,$(d),$(1)),$(ramstage-objs))))
 
 romstage-c-ccopts:=-D__PRE_RAM__