5 files changed, 80 insertions, 0 deletions
diff --git a/testsuite/synth/oper02/max01.vhdl b/testsuite/synth/oper02/max01.vhdl
new file mode 100644
index 000000000..4fe63ddd1
--- /dev/null
+++ b/testsuite/synth/oper02/max01.vhdl
@@ -0,0 +1,9 @@
+entity max01 is
+  port (a, b : natural;
+        o : out natural);
+end max01;
+
+architecture behav of max01 is
+begin
+  o <= maximum (a, b);
+end behav;
diff --git a/testsuite/synth/oper02/min01.vhdl b/testsuite/synth/oper02/min01.vhdl
new file mode 100644
index 000000000..1a90db24d
--- /dev/null
+++ b/testsuite/synth/oper02/min01.vhdl
@@ -0,0 +1,9 @@
+entity min01 is
+  port (a, b : natural;
+        o : out natural);
+end min01;
+
+architecture behav of min01 is
+begin
+  o <= minimum (a, b);
+end behav;
diff --git a/testsuite/synth/oper02/tb_max01.vhdl b/testsuite/synth/oper02/tb_max01.vhdl
new file mode 100644
index 000000000..d5a458034
--- /dev/null
+++ b/testsuite/synth/oper02/tb_max01.vhdl
@@ -0,0 +1,26 @@
+entity tb_max01 is
+end tb_max01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_max01 is
+  signal l, r  : natural;
+  signal res : natural;
+begin
+  max01_1: entity work.max01
+    port map (
+      a  => l,
+      b  => r,
+      o => res);
+
+  process
+  begin
+    l <= 12;
+    r <= 15;
+    wait for 1 ns;
+    assert res = 15 severity failure;
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/oper02/tb_min01.vhdl b/testsuite/synth/oper02/tb_min01.vhdl
new file mode 100644
index 000000000..b0fd6c234
--- /dev/null
+++ b/testsuite/synth/oper02/tb_min01.vhdl
@@ -0,0 +1,26 @@
+entity tb_min01 is
+end tb_min01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_min01 is
+  signal l, r  : natural;
+  signal res : natural;
+begin
+  min01_1: entity work.min01
+    port map (
+      a  => l,
+      b  => r,
+      o => res);
+
+  process
+  begin
+    l <= 12;
+    r <= 15;
+    wait for 1 ns;
+    assert res = 12 severity failure;
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/oper02/testsuite.sh b/testsuite/synth/oper02/testsuite.sh
new file mode 100755
index 000000000..c240d1184
--- /dev/null
+++ b/testsuite/synth/oper02/testsuite.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+GHDL_STD_FLAGS=--std=08
+for t in min01 max01; do
+    synth_tb $t
+done
+
+echo "Test successful"