[PATCH] gdb-cross-canadian: Add to sstate whitelist

[Richard Purdie <richard.purdie@linuxfoundation.org>]

The various gdb variants overwrite in datadir so whitelist this for now, they
are the same files and this is not an issue.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/recipes-devtools/gdb/gdb-cross-canadian.inc b/meta/recipes-devtools/gdb/gdb-cross-canadian.inc
index e594bb1..844dce9 100644
--- a/meta/recipes-devtools/gdb/gdb-cross-canadian.inc
+++ b/meta/recipes-devtools/gdb/gdb-cross-canadian.inc
@@ -13,6 +13,8 @@ GDBPROPREFIX = "--program-prefix='${TARGET_PREFIX}'"
 
 EXTRA_OECONF_append = "--with-python=${WORKDIR}/python"
 
+SSTATE_DUPWHITELIST += "${STAGING_DATADIR}/gdb"
+
 do_configure_prepend() {
 cat > ${WORKDIR}/python << EOF
 #! /bin/sh