testsuite/synth: add tests for #1122

1 files changed, 22 insertions, 0 deletions

diff --git a/testsuite/synth/issue1122/repro2.vhdl b/testsuite/synth/issue1122/repro2.vhdl
new file mode 100644
index 000000000..7492e36c9
--- /dev/null
+++ b/testsuite/synth/issue1122/repro2.vhdl
@@ -0,0 +1,22 @@
+entity repro2 is
+  port (clk : bit;
+        rst : bit;
+        d : bit;
+        q : out bit);
+end repro2;
+
+architecture behav of repro2 is
+  constant c : bit := '1';
+  signal s : bit := c;
+begin
+  process (clk)
+  begin
+    if rst = '1' then
+      s <= c;
+    elsif clk = '1' and clk'event then
+      s <= d;
+    end if;
+  end process;
+
+  q <= s;
+end behav;