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Re: [PATCH] Fix objtool with clang

From Jiri Olsa <jolsa@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH] Fix objtool with clang
Date 2016-11-27 17:20 +0100
Message-ID <sIalk-6B5-17@gated-at.bofh.it> (permalink)
References <sHTDQ-47v-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Sat, Nov 26, 2016 at 05:20:35PM -0500, Peter Foley wrote:
> Clang doesn't support multiple arguments being passed to -Wp, so split
> them.
> 
> Fixes this error:
> HOSTCC   tools/objtool/fixdep.o
> cat: tools/objtool/.fixdep.o.d: No such file or directory
> 
> Signed-off-by: Peter Foley <pefoley2@pefoley.com>
> ---
>  tools/build/Build.include | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/build/Build.include b/tools/build/Build.include
> index 1dcb95e76f70..83c7be908009 100644
> --- a/tools/build/Build.include
> +++ b/tools/build/Build.include
> @@ -89,10 +89,10 @@ if_changed = $(if $(strip $(any-prereq) $(arg-check)),             \
>  # - per target C flags
>  # - per object C flags
>  # - BUILD_STR macro to allow '-D"$(variable)"' constructs
> -c_flags = -Wp,-MD,$(depfile),-MT,$@ $(CFLAGS) -D"BUILD_STR(s)=\#s" $(CFLAGS_$(basetarget).o) $(CFLAGS_$(obj))
> -cxx_flags = -Wp,-MD,$(depfile),-MT,$@ $(CXXFLAGS) -D"BUILD_STR(s)=\#s" $(CXXFLAGS_$(basetarget).o) $(CXXFLAGS_$(obj))
> +c_flags = -Wp,-MD,$(depfile) -Wp,-MT,$@ $(CFLAGS) -D"BUILD_STR(s)=\#s" $(CFLAGS_$(basetarget).o) $(CFLAGS_$(obj))
> +cxx_flags = -Wp,-MD,$(depfile) -Wp,-MT,$@ $(CXXFLAGS) -D"BUILD_STR(s)=\#s" $(CXXFLAGS_$(basetarget).o) $(CXXFLAGS_$(obj))

could you please rebase this on Arnaldo's latest perf/core branch?
(git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git)

thanks,
jirka

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[PATCH] Fix objtool with clang Peter Foley <pefoley2@pefoley.com> - 2016-11-26 23:30 +0100
  Re: [PATCH] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-27 17:20 +0100
    [PATCH v2] Fix objtool with clang Peter Foley <pefoley2@pefoley.com> - 2016-11-28 03:50 +0100
      Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-28 12:40 +0100
        Re: [PATCH v2] Fix objtool with clang Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-11-28 16:10 +0100
          Re: [PATCH v2] Fix objtool with clang Peter Foley <pefoley2@pefoley.com> - 2016-11-28 16:30 +0100
            Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-28 18:00 +0100
              Re: [PATCH v2] Fix objtool with clang Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-11-28 20:50 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-28 21:10 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-29 10:40 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-29 11:00 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-29 15:30 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-29 15:40 +0100
                Re: [PATCH v2] Fix objtool with clang Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-11-29 15:50 +0100
                Re: [PATCH v2] Fix objtool with clang Jiri Olsa <jolsa@redhat.com> - 2016-11-29 16:30 +0100
                [PATCHv3] tools build: Make fixdep parsing wait for last target Jiri Olsa <jolsa@redhat.com> - 2016-12-01 14:10 +0100
                Re: [PATCHv3] tools build: Make fixdep parsing wait for last target Peter Foley <pefoley2@pefoley.com> - 2016-12-01 18:50 +0100
                Re: [PATCHv3] tools build: Make fixdep parsing wait for last target Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-12-01 20:00 +0100
                Re: [PATCHv3] tools build: Make fixdep parsing wait for last target Jiri Olsa <jolsa@redhat.com> - 2016-12-02 09:50 +0100
                Re: [PATCHv3] tools build: Make fixdep parsing wait for last target Jiri Olsa <jolsa@redhat.com> - 2016-12-02 10:20 +0100
                Re: [PATCHv3] tools build: Make fixdep parsing wait for last target Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-12-02 16:20 +0100
                [tip:perf/core] tools build: Make fixdep parsing wait for last  target tip-bot for Jiri Olsa <tipbot@zytor.com> - 2016-12-06 09:30 +0100
                Re: [PATCH v2] Fix objtool with clang Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-11-29 15:40 +0100
            Re: [PATCH v2] Fix objtool with clang Arnaldo Carvalho de Melo <acme@redhat.com> - 2016-11-28 20:40 +0100
      [tip:perf/core] tools build: Fix objtool build with clang tip-bot for Peter Foley <tipbot@zytor.com> - 2016-12-06 09:30 +0100

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