[test] Float80 only exists on some platforms.

huonw · huonw · commit 6de8b1868946 · 2018-05-11T12:23:21.000+10:00
diff --git a/validation-test/stdlib/Random.swift b/validation-test/stdlib/Random.swift
@@ -128,7 +128,9 @@ func floatingPointRangeTest<T: BinaryFloatingPoint>(_ type: T.Type)
 RandomTests.test("random floating points in ranges") {
   floatingPointRangeTest(Float.self)
   floatingPointRangeTest(Double.self)
+#if !os(Windows) && (arch(i386) || arch(x86_64))
   floatingPointRangeTest(Float80.self)
+#endif
 }
 
 // Random Elements from collection

Original file line number	Diff line number	Diff line change
`@@ -128,7 +128,9 @@ func floatingPointRangeTest<T: BinaryFloatingPoint>(_ type: T.Type)`
`128`	`128`	`RandomTests.test("random floating points in ranges") {`
`129`	`129`	`floatingPointRangeTest(Float.self)`
`130`	`130`	`floatingPointRangeTest(Double.self)`
	`131`	`+#if !os(Windows) && (arch(i386) \|\| arch(x86_64))`
`131`	`132`	`floatingPointRangeTest(Float80.self)`
	`133`	`+#endif`
`132`	`134`	`}`
`133`	`135`
`134`	`136`	`// Random Elements from collection`