openide/java/java-tests/testData/inspection/dataFlow/fixture/DontMakeUnrelatedVariableNotNullWhenMerging.java at 63c4ffc2bc42b57302969f22abe32ae00d8dff99 - openide - Gitea

MDS/openide

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peter 8bca4a68df dfa: combine merge by equality and type into a generic relation-based merge

this improves dfa performance
and fixes cases when a single global != relation would prevent states from merging

2013-12-18 10:42:48 +01:00

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Java

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 import org.jetbrains.annotations.Nullable;
 class Some {
   public static void main(String arg, @Nullable StringBuilder sb) {
     if (arg != null) {
       return;
     }
     if (sb != null) { }
     if (sb != null) { }
   }
 }