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Improve compiler detection and configuration in xcompile.

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Move -fno-stack-protector support from Makefile to xcompile.

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5113 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Patrick Georgi
2010-02-10 20:31:38 +00:00
parent 942a40da3a
commit e82f4754ee
2 changed files with 73 additions and 29 deletions
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14
Makefile
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@@ -221,19 +221,7 @@ INCLUDES += -I$(shell $(CC) -print-search-dirs | head -n 1 | cut -d' ' -f2)inclu
INCLUDES += -I$(top)/util/x86emu/include
INCLUDES += -include $(obj)/build.h
try-run= $(shell set -e; \
TMP=".$$$$.tmp"; \
if ($(1)) > /dev/null 2>&1; \
then echo "$(2)"; \
else echo "$(3)"; \
fi; rm -rf "$$TMP")
cc-option= $(call try-run,\
$(CC) $(1) -S -xc /dev/null -o "$$TMP", $(1), $(2))
STACKPROTECT += $(call cc-option, -fno-stack-protector,)
CFLAGS = $(STACKPROTECT) $(INCLUDES) -Os -nostdinc
CFLAGS = $(INCLUDES) -Os -nostdinc
CFLAGS += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
CFLAGS += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
CFLAGS += -Wstrict-aliasing -Wshadow