testsuite/synth: add test for #1413

3 files changed, 41 insertions, 0 deletions

diff --git a/testsuite/synth/issue1413/fixed_point_example.vhdl b/testsuite/synth/issue1413/fixed_point_example.vhdl
new file mode 100644
index 000000000..d5dc35601
--- /dev/null
+++ b/testsuite/synth/issue1413/fixed_point_example.vhdl
@@ -0,0 +1,16 @@
+library ieee;
+  use ieee.std_logic_1164.all;
+  use ieee.fixed_pkg.all;
+  use ieee.fixed_float_types.all;
+
+entity fixed_point_example is
+end fixed_point_example;
+
+architecture behavioral of fixed_point_example is
+  constant C_SIGNED_VALUE : sfixed(7 downto 0) := (others => '1');
+  constant C_RECIPROCAL_SIGNED_VALUE : sfixed(0 downto -8) := reciprocal(C_SIGNED_VALUE);
+  
+  constant C_UNSIGNED_VALUE : ufixed(7 downto 0) := (others => '1');
+  constant C_RECIPROCAL_UNSIGNED_VALUE : ufixed(1 downto -7) := reciprocal(C_UNSIGNED_VALUE);
+begin
+end behavioral;
diff --git a/testsuite/synth/issue1413/repro1.vhdl b/testsuite/synth/issue1413/repro1.vhdl
new file mode 100644
index 000000000..9f3d3336f
--- /dev/null
+++ b/testsuite/synth/issue1413/repro1.vhdl
@@ -0,0 +1,15 @@
+library ieee;
+  use ieee.std_logic_1164.all;
+  use ieee.numeric_Std.all;
+
+entity repro1 is
+  port (res : out unsigned(7 downto 0));
+end;
+
+architecture behav of repro1 is
+  constant left : unsigned := x"71";
+  constant right : unsigned := x"03";
+  constant r : unsigned := left / right;
+begin
+  res <= r;
+end behav;
diff --git a/testsuite/synth/issue1413/testsuite.sh b/testsuite/synth/issue1413/testsuite.sh
new file mode 100755
index 000000000..2fce0f56b
--- /dev/null
+++ b/testsuite/synth/issue1413/testsuite.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+GHDL_STD_FLAGS=--std=08
+synth_analyze repro1
+synth_analyze fixed_point_example
+clean
+
+echo "Test successful"