Attachment #449158 for bug #584014

Lines 688-693 endif Link Here

(-)a/Makefile (+6 lines)
688	endif	684	endif
689	KBUILD_CFLAGS += $(stackp-flag)	685	KBUILD_CFLAGS += $(stackp-flag)
690		686
		687	# Check if compiler default to -fPIE/-fpie
		688	ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-default-pie.sh $(CC)), y)
		689	KBUILD_CFLAGS += -fno-PIE
		690	KBUILD_AFLAGS += -fno-PIE
		691	endif
		692
691	ifdef CONFIG_KCOV	693	ifdef CONFIG_KCOV
692	ifeq ($(call cc-option, $(CFLAGS_KCOV)),)	694	ifeq ($(call cc-option, $(CFLAGS_KCOV)),)
693	$(warning Cannot use CONFIG_KCOV: \	695	$(warning Cannot use CONFIG_KCOV: \




#!/bin/sh
# Test if gcc default to -fPIE/-fpie
# Copyright (C) 2016, Magnus Granberg <zorry@gentoo.org>

cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
int main(void)
{
#if !(defined(__PIE__) || defined(__pie__))
#error "Compiler don't default to PIE"
#endif
    return 0;
}
END

Return to bug 584014

Line 0 Link Here

(-)a/scripts/gcc-default-pie.sh (+13 lines)
	1	#!/bin/sh
	2	# Test if gcc default to -fPIE/-fpie
	3	# Copyright (C) 2016, Magnus Granberg <zorry@gentoo.org>
	4
	5	cat << "END" \| $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
	6	int main(void)
	7	{
	8	#if !(defined(__PIE__) \|\| defined(__pie__))
	9	#error "Compiler don't default to PIE"
	10	#endif
	11	return 0;
	12	}
	13	END