Added tests for debug printing of floating point numbers

Author: wokalski

test/1_stdlib/Print.swift

@@ -409,6 +409,23 @@ func test_FloatingPointPrinting() {
   printedIs(asFloat80(0.0000000000000000125), "1.25e-17")
 #endif
 
+  debugPrintedIs(asFloat32(1.1), "1.10000002")
+  debugPrintedIs(asFloat32(125000000000000000.0), "1.24999998e+17")
+  debugPrintedIs(asFloat32(1.25),  "1.25")
+  debugPrintedIs(asFloat32(0.0000125), "1.24999997e-05")
+
+  debugPrintedIs(asFloat64(1.1), "1.1000000000000001")
+  debugPrintedIs(asFloat64(125000000000000000.0), "1.25e+17")
+  debugPrintedIs(asFloat64(1.25),  "1.25")
+  debugPrintedIs(asFloat64(0.0000125), "1.2500000000000001e-05")
+
+#if arch(i386) || arch(x86_64)
+  debugPrintedIs(asFloat80(1.1), "1.10000000000000000002")
+  debugPrintedIs(asFloat80(125000000000000000.0), "125000000000000000.0")
+  debugPrintedIs(asFloat80(1.25),  "1.25")
+  debugPrintedIs(asFloat80(0.0000125), "1.25000000000000000001e-05")
+#endif
+
   print("test_FloatingPointPrinting done")
 }
 test_FloatingPointPrinting()