testsuite/synth: add test for #1132

2 files changed, 34 insertions, 0 deletions

diff --git a/testsuite/synth/issue1132/bar.vhdl b/testsuite/synth/issue1132/bar.vhdl
new file mode 100644
index 000000000..17aa50732
--- /dev/null
+++ b/testsuite/synth/issue1132/bar.vhdl
@@ -0,0 +1,22 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity bar is
+  port (
+    clk      : in std_logic;
+    input    : in unsigned(7 downto 0);
+    output_a : out unsigned(7 downto 0);
+    output_b : out unsigned(7 downto 0)
+  );
+end bar;
+
+architecture bar of bar is
+
+begin
+
+  output_a <= 10 + input;
+  -- This works as expected
+  output_b <= input + 10;
+
+end bar;
diff --git a/testsuite/synth/issue1132/testsuite.sh b/testsuite/synth/issue1132/testsuite.sh
new file mode 100755
index 000000000..c118fa784
--- /dev/null
+++ b/testsuite/synth/issue1132/testsuite.sh
@@ -0,0 +1,12 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+for t in bar; do
+  synth $t.vhdl -e $t > syn_$t.vhdl
+  analyze syn_$t.vhdl
+done
+
+clean
+
+echo "Test successful"