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From: Andreas Schwab <schwab@suse.de>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: GNU C Library <libc-alpha@sourceware.org>
Subject: Re: [PATCH] Make copy of <bits/std_abs.h> from GCC 7 [BZ #21573]
Date: Tue, 13 Jun 2017 11:40:00 -0000	[thread overview]
Message-ID: <mvm4lvkktdq.fsf@suse.de> (raw)
In-Reply-To: <20170613113813.GA7656@gmail.com> (H. J. Lu's message of "Tue, 13 Jun 2017 04:38:13 -0700")

On Jun 13 2017, "H.J. Lu" <hjl.tools@gmail.com> wrote:

> diff --git a/configure b/configure
> index 422482f..888224e 100755
> --- a/configure
> +++ b/configure
> @@ -5336,10 +5336,13 @@ fi
>  # copy of those headers in Makerules.
>  if test -n "$CXX"; then
>    find_cxx_header () {
> -    echo "#include <$1>" | $CXX -M -MP -x c++ - | sed -n "/$1:/{s/:\$//;p}"
> +    echo "#include <$1>" | $CXX -M -MP -x c++ - | sed -n "/$2:/{s/:\$//;p}"
>    }
> -  CXX_CSTDLIB_HEADER="$(find_cxx_header cstdlib)"
> -  CXX_CMATH_HEADER="$(find_cxx_header cmath)"
> +  CXX_CSTDLIB_HEADER="$(find_cxx_header cstdlib cstdlib)"
> +  # Also make a copy of <bits/std_abs.h> from GCC 7 to prevent it from
> +  # including /usr/include/stdlib.h.
> +  CXX_CSTDLIB_HEADER="$CXX_CSTDLIB_HEADER $(find_cxx_header bits/std_abs.h bits\\\/std_abs.h)"

Use a different delimiter in the sed command.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

  reply	other threads:[~2017-06-13 11:40 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-13 11:38 H.J. Lu
2017-06-13 11:40 ` Andreas Schwab [this message]
2017-06-13 11:44   ` H.J. Lu
2017-06-13 11:46     ` Andreas Schwab
2017-06-13 11:54       ` H.J. Lu
2017-06-13 15:32         ` H.J. Lu
2017-06-13 18:13           ` H.J. Lu
2017-06-13 20:13         ` Florian Weimer
2017-06-13 20:21           ` H.J. Lu
2017-09-07 17:29             ` H.J. Lu
2017-09-11 15:53               ` H.J. Lu

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