Java 6's javac doesn't understand -source 1.1 either (found by Gump and the log4j build <http://gump.zones.apache.org/gump/test/logging-log4j-12/logging-log4j-12/gump_work/build_logging-log4j-12_logging-log4j-12.html>)

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@529855 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/compilers/DefaultCompilerAdapter.java

@@ -321,10 +321,10 @@ public abstract class DefaultCompilerAdapter implements CompilerAdapter {
         if (attributes.getSource() != null && !assumeJava13()) {
             cmd.createArgument().setValue("-source");
             String source = attributes.getSource();
-            if ((assumeJava14() || assumeJava15())
-                && (source.equals("1.1") || source.equals("1.2"))) {
+            if (source.equals("1.1") || source.equals("1.2")) {
                 // support for -source 1.1 and -source 1.2 has been
-                // added with JDK 1.4.2 - and isn't present in 1.5.0 either
+                // added with JDK 1.4.2 - and isn't present in 1.5.0
+                // or 1.6.0 either
                 cmd.createArgument().setValue("1.3");
             } else {
                 cmd.createArgument().setValue(source);