commit:     4acf595771eaaceb14050a938f8e038c90149c15
Author:     David Michael <fedora.dm0 <AT> gmail <DOT> com>
AuthorDate: Sun Mar  8 15:33:19 2020 +0000
Commit:     Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
CommitDate: Mon Mar  9 23:57:20 2020 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4acf5957

toolchain.eclass: move --build dependencies to BDEPEND

This allows cross-compiling comilers with a much smaller dependency set.

Bug: https://bugs.gentoo.org/700898
Signed-off-by: David Michael <fedora.dm0 <AT> gmail.com>
Signed-off-by: Sergei Trofimovich <slyfox <AT> gentoo.org>

 eclass/toolchain.eclass | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index ece57dafbd7..9f435921922 100644
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -231,7 +231,7 @@ if tc_has_feature graphite ; then
        RDEPEND+=" graphite? ( >=dev-libs/isl-0.14:0= )"
 fi
 
-DEPEND="${RDEPEND}
+BDEPEND="
        >=sys-devel/bison-1.875
        >=sys-devel/flex-2.5.4
        nls? ( sys-devel/gettext )
@@ -239,6 +239,7 @@ DEPEND="${RDEPEND}
                >=dev-util/dejagnu-1.4.4
                >=sys-devel/autogen-5.5.4
        )"
+DEPEND="${RDEPEND}"
 
 if tc_has_feature gcj ; then
        GCJ_DEPS=">=media-libs/libart_lgpl-2.1"
@@ -264,6 +265,10 @@ if tc_has_feature zstd ; then
        DEPEND+=" zstd? ( app-arch/zstd )"
 fi
 
+case ${EAPI:-0} in
+       5*|6) DEPEND+=" ${BDEPEND}" ;;
+esac
+
 PDEPEND=">=sys-devel/gcc-config-1.7"
 
 #---->> S + SRC_URI essentials <<----

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