From 074172a069d77888f232d44660b72e07579296ae Mon Sep 17 00:00:00 2001
From: qunyanm <unknown>
Date: Fri, 1 Apr 2016 14:36:56 -0700
Subject: Fix issue 148. The results for sign comparison for
 BigRational.CompareTo was wrong.

---
 Test/dafny4/Bug148.dfy        | 25 +++++++++++++++++++++++++
 Test/dafny4/Bug148.dfy.expect | 17 +++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 Test/dafny4/Bug148.dfy
 create mode 100644 Test/dafny4/Bug148.dfy.expect

(limited to 'Test')

diff --git a/Test/dafny4/Bug148.dfy b/Test/dafny4/Bug148.dfy
new file mode 100644
index 00000000..b7a08952
--- /dev/null
+++ b/Test/dafny4/Bug148.dfy
@@ -0,0 +1,25 @@
+// RUN: %dafny /compile:3  "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+
+method Main()
+{
+    var zero    : real  := 0.0;
+		var three   : real  := 3.0;
+    var fifteen : real  := 15.0;
+		var negone  : real  := -1.0;
+		var negthree : real := -3.0;
+		
+		print zero <= fifteen, "\n";  // true
+		print fifteen <= zero, "\n";  // false
+		print negone <= zero, "\n";   // true
+		print zero <= negone, "\n";   // false
+		print negone <= fifteen, "\n"; // true
+		print fifteen <= negone, "\n";  // false
+
+		print zero >= fifteen, "\n";  // false
+		print fifteen >= zero, "\n";  // true
+		print negone >= zero, "\n";   // false
+		print zero >= negone, "\n";   // true
+		print negone >= fifteen, "\n"; // false
+		print fifteen >= negone, "\n";  // true
+}
diff --git a/Test/dafny4/Bug148.dfy.expect b/Test/dafny4/Bug148.dfy.expect
new file mode 100644
index 00000000..7acfb169
--- /dev/null
+++ b/Test/dafny4/Bug148.dfy.expect
@@ -0,0 +1,17 @@
+
+Dafny program verifier finished with 2 verified, 0 errors
+Program compiled successfully
+Running...
+
+True
+False
+True
+False
+True
+False
+False
+True
+False
+True
+False
+True
-- 
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