diff --git a/tests/tbs/tb0337.pp b/tests/tbs/tb0337.pp
new file mode 100644
index 0000000000..b8d2beafbe
--- /dev/null
+++ b/tests/tbs/tb0337.pp
@@ -0,0 +1,5 @@
+var
+  s : string;
+begin
+  s:={$ifdef fpc}'~[v]~'{$else}'~['#25']~'{$endif};
+end.