fix bias

Author: kubamracek

stdlib/public/core/StringObject.swift

@@ -444,7 +444,7 @@ extension _StringObject {
 #if _pointerBitWidth(_64) && false
     return 32
 #elseif _pointerBitWidth(_32) || true
-    return 20
+    return 32
 #else
 #error("Unknown platform")
 #endif

test/embedded/stdlib-strings.swift

@@ -24,16 +24,10 @@ func printUppercase(_ string: String) {
 @main
 struct Main {
   static func main() {
-    let str = "Hello"
-    print(str)
-    // CHECK: Hello
-    let str2 = "World"
-    print(str2)
-    // CHECK: World
-    printUppercase("abcde")
-    // CHECK: ABCDE
-    let str3 = "! " + str2.uppercased()
-    print(str3)
-    // CHECK: ! WORLD
+    let str = "Hello Hello This Is A Long String"
+    print(str.uppercased())
+    for word in str.split(separator: " ") {
+      print(word.lowercased())
+    }
   }
 }