testsuite/synth: add case tests for corner case.

1 files changed, 13 insertions, 0 deletions

diff --git a/testsuite/synth/case01/case03.vhdl b/testsuite/synth/case01/case03.vhdl
new file mode 100644
index 000000000..3f1894afa
--- /dev/null
+++ b/testsuite/synth/case01/case03.vhdl
@@ -0,0 +1,13 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity case03 is
+  port (a : std_logic_vector (4 downto 0);
+        o : out std_logic);
+end case03;
+
+architecture behav of case03 is
+begin
+  with a select o <=
+    '0' when others;
+end behav;