On 09.09.2020 23:34, Fabrice Fontaine wrote:
> Ensure that the sed expression to strip debugging options from CFLAGS
> doesn't mangle flags like -mfloat-gprs=double, breaking the build.
>
> Patch by: Peter Korsgaard and Vicente Olivert Riera
> (See 
> https://git.buildroot.net/buildroot/tree/package/subversion/0001-dont-mangle-cflags.patch?h=2020.08)
> ---
>  configure.ac | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/configure.ac b/configure.ac
> index f1b2a9929e..dd0680cfb2 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -1110,8 +1110,8 @@ if test "$enable_debugging" = "yes" ; then
>    CXXFLAGS="$CXXFLAGS -DSVN_DEBUG -DAP_DEBUG"
>  elif test "$enable_debugging" = "no" ; then
>    AC_MSG_NOTICE([Disabling debugging])
> -  CFLAGS=["`echo $CFLAGS' ' | $SED -e 's/-g[0-9] //g' -e 's/-g //g'`"]
> -  CXXFLAGS=["`echo $CXXFLAGS' ' | $SED -e 's/-g[0-9] //g' -e 's/-g //g'`"]
> +  CFLAGS=["`echo $CFLAGS' ' | $SED -e 's/-g[0-9]* //g'`"]
> +  CXXFLAGS=["`echo $CXXFLAGS' ' | $SED -e 's/-g[0-9]* //g'`"]
>    dnl Compile with NDEBUG to get rid of assertions
>    CFLAGS="$CFLAGS -DNDEBUG"
>    CXXFLAGS="$CXXFLAGS -DNDEBUG"

There is no functional change in your patch, and the original
expressions will not mangle '-mfloat-gprs=double' because the patterns
contain a trailing space.

I'm confused.

-- Brane

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