zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/app/busybox/src/testsuite/expr/expr-big b/ap/app/busybox/src/testsuite/expr/expr-big
new file mode 100644
index 0000000..23dbbb3
--- /dev/null
+++ b/ap/app/busybox/src/testsuite/expr/expr-big
@@ -0,0 +1,16 @@
+# busybox expr
+
+# 3*1000*1000*1000 overflows 32-bit signed int
+res=`busybox expr 0 '<' 3000000000`
+[ x"$res" = x1 ] || exit 1
+
+# 9223372036854775807 = 2^31-1
+res=`busybox expr 0 '<' 9223372036854775807`
+[ x"$res" = x1 ] || exit 1
+# coreutils fails this one!
+res=`busybox expr -9223372036854775800 '<' 9223372036854775807`
+[ x"$res" = x1 ] || exit 1
+
+# This one works only by chance
+# res=`busybox expr 0 '<' 9223372036854775808`
+# [ x"$res" = x1 ] || exit 1