[yocto] gcc enable-languages

[Khem Raj]

On Jun 14, 2013, at 10:53 AM, Dat Tran <dtran11 at gmail.com> wrote:

> Paul, thanks for your suggestions. I think you are right in that there are 
> more settings we need to set. Here is what I had done with no success:
> 
> 
> diff --git a/meta/recipes-devtools/gcc/gcc-4.7.inc b/meta/recipes-
> devtools/gcc/gcc-4.7.inc
> index 1a3e09b..3c48232 100644
> --- a/meta/recipes-devtools/gcc/gcc-4.7.inc
> +++ b/meta/recipes-devtools/gcc/gcc-4.7.inc
> @@ -82,7 +82,7 @@ S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/gcc-${PV}"
> B = "${WORKDIR}/gcc-${PV}/build.${HOST_SYS}.${TARGET_SYS}"
> 
> # Language Overrides
> -FORTRAN = ""
> +FORTRAN = ",fortran"
> JAVA = ""
> 
> EXTRA_OECONF_BASE = " --enable-lto \
> diff --git a/meta/recipes-devtools/gcc/gcc-configure-common.inc 
> b/meta/recipes-devtools/gcc/gcc-configure-common.inc
> index 4eb59fd..48dd606 100644
> --- a/meta/recipes-devtools/gcc/gcc-configure-common.inc
> +++ b/meta/recipes-devtools/gcc/gcc-configure-common.inc
> @@ -10,7 +10,7 @@ JAVA_armeb ?= ""
> JAVA_mipsel ?= ""
> JAVA_sh3 ?= ""
> # gcc 3.x expects 'f77', 4.0 expects 'f95', 4.1 and 4.2 expect 'fortran'
> -FORTRAN ?= ",f77"
> +FORTRAN = ",fortran"
> LANGUAGES ?= "c,c++${FORTRAN}${JAVA}"
> # disable --enable-target-optspace for powerpc SPE
> # at -Os libgcc.so.1 creates references into
> diff --git a/meta/recipes-devtools/gcc/gcc-configure-runtime.inc 
> b/meta/recipes-devtools/gcc/gcc-configure-runtime.inc
> index d40383c..4c641f2 100644
> --- a/meta/recipes-devtools/gcc/gcc-configure-runtime.inc
> +++ b/meta/recipes-devtools/gcc/gcc-configure-runtime.inc
> @@ -7,7 +7,7 @@ EXTRA_OECONF_PATHS = " \
>     --with-sysroot=${STAGING_DIR_TARGET} \
>     --with-build-sysroot=${STAGING_DIR_TARGET}"
> 
> -RUNTIMETARGET = "libssp libstdc++-v3"
> +RUNTIMETARGET = "libgfortran libssp libstdc++-v3"
> RUNTIMETARGET_append_powerpc = " libgomp"
> RUNTIMETARGET_append_powerpc64 = " libgomp"
> #  ?

ideally this is all you should need. But then its not frequent tested combination
What errors do you run into ?