2017-07-10 3:02 GMT+09:00 Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>:
> This fixes the following build error for me when building on an 32 bit
> machine using an XFS file system:
>
> $ make scripts/basic/fixdep
> HOSTCC scripts/basic/fixdep
> fixdep: error fstat'ing depfile: scripts/basic/.fixdep.d: Value too large for defined data type
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
> Changes since v1:
> - rebase on current linus/master (conflicts with 9f3f1fd29976 ("kbuild: Add __cc-option macro"))
> - also add HOST_LFS_CFLAGS to HOSTCXXFLAGS
>
> Makefile | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/Makefile b/Makefile
> index 06ef9947cf7c..7c901e644bf6 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -294,10 +294,16 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
> else if [ -x /bin/bash ]; then echo /bin/bash; \
> else echo sh; fi ; fi)
>
> +HOST_LFS_CFLAGS := $(shell getconf LFS_CFLAGS)
> +HOST_LFS_LDFLAGS := $(shell getconf LFS_LDFLAGS)
> +HOST_LFS_LIBS := $(shell getconf LFS_LIBS)
> +
> HOSTCC = gcc
> HOSTCXX = g++
> -HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89
> -HOSTCXXFLAGS = -O2
> +HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89 $(HOST_LFS_CFLAGS)
> +HOSTLDFLAGS := $(HOST_LFS_LDFLAGS)
> +HOST_LOADLIBES := $(HOST_LFS_LIBS)
> +HOSTCXXFLAGS := -O2 $(HOST_LFS_CFLAGS)
>
> ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1)
> HOSTCFLAGS += -Wno-unused-value -Wno-unused-parameter \
> @@ -408,7 +414,7 @@ KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(S
>
> export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION
> export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
> -export CPP AR NM STRIP OBJCOPY OBJDUMP
> +export CPP AR NM STRIP OBJCOPY OBJDUMP HOSTLDFLAGS HOST_LOADLIBES
> export MAKE AWK GENKSYMS INSTALLKERNEL PERL PYTHON UTS_MACHINE
> export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
>
Applied to linux-kbuild with Ben's Acked-by. Thanks!
I slightly fixed up locally:
- HOSTCFLAGS is too long now. I wrapped the line with 80 cols.
- Make HOSTCFLAGS and HOSTCXXFLAGS lined up.
--
Best Regards
Masahiro Yamada
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