From d6f06fcd8eadbfa7f7065e29b4650093570c80b6 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Sat, 29 Feb 2020 17:38:25 +0100
Subject: testsuite/synth: add test for #1146

---
 testsuite/synth/issue1146/ent.vhdl     | 36 ++++++++++++++++++++++++++++++++++
 testsuite/synth/issue1146/testsuite.sh | 13 ++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 testsuite/synth/issue1146/ent.vhdl
 create mode 100755 testsuite/synth/issue1146/testsuite.sh

(limited to 'testsuite/synth')

diff --git a/testsuite/synth/issue1146/ent.vhdl b/testsuite/synth/issue1146/ent.vhdl
new file mode 100644
index 000000000..8ba3c3f3c
--- /dev/null
+++ b/testsuite/synth/issue1146/ent.vhdl
@@ -0,0 +1,36 @@
+entity ent is
+	generic (
+		t1 : time := 2 sec;
+		t2 : time := 5 sec
+	);
+end;
+
+architecture a of ent is
+	constant t3 : time := t1 + t2;
+	constant diff : time := abs (t1 - t2);
+
+	constant shorter : time := minimum(t1, t2);
+	constant longer  : time := maximum(t1, t2);
+
+	constant ratio1 : natural := t1 / t2;
+	constant ratio2 : natural := (t1 / 2) / (t2 * 0.5);
+	constant ratio3 : natural := (t1 * 2) / (t2 / 0.5);
+begin
+	assert t3 > 6 sec;
+	assert t3 = 7 sec;
+	assert t3 < 8 sec;
+
+	assert t3 /= 1 ns;
+
+	assert t3 >= shorter;
+	assert shorter <= longer;
+
+	assert diff = longer - shorter;
+	assert -diff = +(shorter-longer);
+
+	assert ratio1 = ratio2;
+	assert ratio1 = ratio3;
+
+	assert t1 * 2 = 2 * t1;
+	assert t1 * 0.5 = 0.5 * t1;
+end;
diff --git a/testsuite/synth/issue1146/testsuite.sh b/testsuite/synth/issue1146/testsuite.sh
new file mode 100755
index 000000000..730cf6d16
--- /dev/null
+++ b/testsuite/synth/issue1146/testsuite.sh
@@ -0,0 +1,13 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+GHDL_STD_FLAGS=--std=08
+for t in ent; do
+  synth $t.vhdl -e $t > syn_$t.vhdl
+  analyze syn_$t.vhdl
+done
+
+clean
+
+echo "Test successful"
-- 
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