[OE-core] [PATCH] gcc5: Add back g++ sysroot patch

[Khem Raj]

> On May 12, 2015, at 5:02 AM, Richard Purdie <richard.purdie at linuxfoundation.org> wrote:
> 
> Without this, g++/c++ compilation doesn't work on target due to missing
> header files. Automated sanity tests fail. Add back the gcc4 patch to
> address this.


ah thanks for this. I was about to start looking at it.

> 
> Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
> 
> diff --git a/meta/recipes-devtools/gcc/gcc-5.1.inc b/meta/recipes-devtools/gcc/gcc-5.1.inc
> index 305736b..1d64f9e 100644
> --- a/meta/recipes-devtools/gcc/gcc-5.1.inc
> +++ b/meta/recipes-devtools/gcc/gcc-5.1.inc
> @@ -69,6 +69,7 @@ SRC_URI = "\
>            file://0035-Dont-link-the-plugins-with-libgomp-explicitly.patch \
>            file://0036-Use-SYSTEMLIBS_DIR-replacement-instead-of-hardcoding.patch \
>            file://0037-pr65779.patch \
> +           file://0038-fix-g++-sysroot.patch \
>           "
> 
> #S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/gcc-${SNAP}"
> diff --git a/meta/recipes-devtools/gcc/gcc-5.1/0038-fix-g++-sysroot.patch b/meta/recipes-devtools/gcc/gcc-5.1/0038-fix-g++-sysroot.patch
> new file mode 100644
> index 0000000..f024dd5
> --- /dev/null
> +++ b/meta/recipes-devtools/gcc/gcc-5.1/0038-fix-g++-sysroot.patch
> @@ -0,0 +1,44 @@
> +Portions of
> +
> +http://www.mail-archive.com/gcc-patches@gcc.gnu.org/msg26013.html
> +
> +are not upstreamed yet. So lets keep missing pieces.
> +
> +Upstream-Status: Pending
> +
> +Without this, compiling something simple like #include <limits> on target
> +with c++ test.cpp fails unable to find the header. strace shows it looking in
> +usr/include/xxxx rather than /usr/include/xxxx
> +
> +Signed-off-by: Khem Raj <raj.khem at gmail.com>
> +
> +Index: gcc-4.8.1/gcc/configure.ac
> +===================================================================
> +--- gcc-4.8.1.orig/gcc/configure.ac	2013-07-15 15:55:49.488399132 -0700
> ++++ gcc-4.8.1/gcc/configure.ac	2013-07-15 16:02:31.772406679 -0700
> +@@ -148,7 +148,9 @@
> + if test "${with_sysroot+set}" = set; then
> +   gcc_gxx_without_sysroot=`expr "${gcc_gxx_include_dir}" : "${with_sysroot}"'\(.*\)'`
> +   if test "${gcc_gxx_without_sysroot}"; then
> +-    gcc_gxx_include_dir="${gcc_gxx_without_sysroot}"
> ++    if test x${with_sysroot} != x/; then
> ++      gcc_gxx_include_dir="${gcc_gxx_without_sysroot}"
> ++    fi
> +     gcc_gxx_include_dir_add_sysroot=1
> +   fi
> + fi
> +Index: gcc-4.8.1/gcc/configure
> +===================================================================
> +--- gcc-4.8.1.orig/gcc/configure	2013-07-15 15:55:49.472399132 -0700
> ++++ gcc-4.8.1/gcc/configure	2013-07-15 16:02:31.780406680 -0700
> +@@ -3325,7 +3325,9 @@
> + if test "${with_sysroot+set}" = set; then
> +   gcc_gxx_without_sysroot=`expr "${gcc_gxx_include_dir}" : "${with_sysroot}"'\(.*\)'`
> +   if test "${gcc_gxx_without_sysroot}"; then
> +-    gcc_gxx_include_dir="${gcc_gxx_without_sysroot}"
> ++    if test x${with_sysroot} != x/; then
> ++      gcc_gxx_include_dir="${gcc_gxx_without_sysroot}"
> ++    fi
> +     gcc_gxx_include_dir_add_sysroot=1
> +   fi
> + fi
> 
> 

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