testsuite: add test case for #1043

2 files changed, 34 insertions, 0 deletions

diff --git a/testsuite/synth/issue1043/ent.vhdl b/testsuite/synth/issue1043/ent.vhdl
new file mode 100644
index 000000000..0d0b83ea2
--- /dev/null
+++ b/testsuite/synth/issue1043/ent.vhdl
@@ -0,0 +1,22 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity ent is
+	generic (
+		g : natural := 8
+	);
+	port (
+		o1 : out std_logic;
+		o2 : out std_logic
+	);
+end;
+
+architecture a of ent is
+	constant x : real := real(g);
+
+	constant a : natural := g;
+	constant y : real := real(a);
+begin
+	o1 <= '1' when integer(x) = 8 else '0';
+	o2 <= '1' when integer(y) = 8 else '0';
+end;
diff --git a/testsuite/synth/issue1043/testsuite.sh b/testsuite/synth/issue1043/testsuite.sh
new file mode 100755
index 000000000..bc454cfda
--- /dev/null
+++ b/testsuite/synth/issue1043/testsuite.sh
@@ -0,0 +1,12 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+for t in ent; do
+  synth $t.vhdl -e $t > syn_$t.vhdl
+  analyze syn_$t.vhdl
+done
+
+clean
+
+echo "Test successful"