tests/docker: move sh4 to use debian-legacy-test-cross

sh4 is another target which doesn't work with bookworm compilers. To
keep on buster move across to the debian-legacy-test-cross image and
update accordingly.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20231030135715.800164-1-alex.bennee@linaro.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/configure b/configure
index c8d0d4f7cb..37d1b10b87 100755
--- a/configure
+++ b/configure
@@ -1334,6 +1334,10 @@ probe_target_compiler() {
         container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
         container_cross_cc=${container_cross_prefix}gcc-10
         ;;
+      sh4)
+        container_image=debian-legacy-test-cross
+        container_cross_prefix=sh4-linux-gnu-
+        ;;
       tricore)
         container_image=debian-tricore-cross
         container_cross_prefix=tricore-