New ieee754 arithmetic, Fix for KT-14651: Floating point comparisons shall operate according to IEEE754

2016-11-22 16:27:35 +01:00
parent f9b40585cd
commit 627dd66ed5
62 changed files with 1632 additions and 22 deletions
@@ -0,0 +1,49 @@
+// IGNORE_BACKEND: JS
+
+inline fun less(a: Comparable<Double>, b: Double): Boolean {
+    return a < b
+}
+
+inline fun equals(a: Comparable<Double>, b: Comparable<Double>): Boolean {
+    return a == b
+}
+
+inline fun <T: Comparable<Double>> lessGeneric(a: T, b: Double): Boolean {
+    return a < b
+}
+
+inline fun <T: Comparable<Double>> equalsGeneric(a: T, b: Double): Boolean {
+    return a == b
+}
+
+inline fun <reified T: Comparable<Double>> lessReified(a: T, b: Double): Boolean {
+    return a < b
+}
+
+inline fun <reified T: Comparable<Double>> equalsReified(a: T, b: T): Boolean {
+    return a == b
+}
+
+inline fun less754(a: Double, b: Double): Boolean {
+    return a < b
+}
+
+inline fun equals754(a: Double, b: Double): Boolean {
+    return a == b
+}
+
+fun box(): String {
+    if (!less(-0.0, 0.0)) return "fail 1"
+    if (equals(-0.0, 0.0)) return "fail 2"
+
+    if (!lessGeneric(-0.0, 0.0)) return "fail 3"
+    if (equalsGeneric(-0.0, 0.0)) return "fail 4"
+
+    if (!lessReified(-0.0, 0.0)) return "fail 5"
+    if (equalsReified(-0.0, 0.0)) return "fail 6"
+
+    if (less754(-0.0, 0.0)) return "fail 7"
+    if (!equals754(-0.0, 0.0)) return "fail 8"
+
+    return "OK"
+}