kbuild: fix cc-option and cc-option-yn (43789e21) · Commits · 戴 / test

David Sanders wrote: > I'm getting this error: > as: unrecognized option `-mtune=generic32' > I have binutils 2.17. Use -c instead of -S in cc-option and cc-option-yn, so we can probe options related to the assembler. Signed-off-by:

H. Peter Anvin <hpa@zytor.com> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: kbuild devel <kbuild-devel@lists.sourceforge.net> Signed-off-by:

Ingo Molnar <mingo@elte.hu>

scripts/Kbuild.include

+2 −2

Original line number	Diff line number	Diff line
		@@ -105,12 +105,12 @@ as-instr = $(call try-run,\
		# Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)

		cc-option = $(call try-run,\
		$(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",$(1),$(2))
		$(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",$(1),$(2))

		# cc-option-yn
		# Usage: flag := $(call cc-option-yn,-march=winchip-c6)
		cc-option-yn = $(call try-run,\
		$(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",y,n)
		$(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",y,n)

		# cc-option-align
		# Prefix align with either -falign or -malign

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