torture: Make torture.sh --allmodconfig testing fail on warnings

Currently, the torture.sh --allmodconfig testing looks solely at the
exit code from the kernel build, and thus fails to flag many compiler
warnings.  This commit therefore checks the kernel-build output for
compiler diagnostics.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Neeraj Upadhyay (AMD) <neeraj.upadhyay@kernel.org>

diff --git a/tools/testing/selftests/rcutorture/bin/torture.sh b/tools/testing/selftests/rcutorture/bin/torture.sh
index 39844d213da54a8170935ad54bc6a85967db8b96..611bc03a8dc705b87b00e7722ab4075e10e8eb64 100755 (executable)
--- a/tools/testing/selftests/rcutorture/bin/torture.sh
+++ b/tools/testing/selftests/rcutorture/bin/torture.sh
@@ -438,6 +438,10 @@ then
                make -j$MAKE_ALLOTED_CPUS >> "$amcdir/Make.out" 2>&1
                retcode="$?"
                echo $retcode > "$amcdir/Make.exitcode"
+               if grep -E -q "Stop|ERROR|Error|error:|warning:" < "$amcdir/Make.out"
+               then
+                       retcode=99
+               fi
                buildphase='"make"'
        fi
        if test "$retcode" -eq 0