Optimization: hierarchical signatures build only for non-static methods (1 sec on toString())

compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/resolver/JavaMethodSignatureUtil.java

@@ -29,6 +29,7 @@ import java.util.List;
 class JavaMethodSignatureUtil {
     // This and following methods are originally from com.intellij.codeInsight.daemon.impl.analysis.HighlightMethodUtil
     static boolean isMethodReturnTypeCompatible(@NotNull PsiMethod method) {
+        if (method.hasModifierProperty(PsiModifier.STATIC)) return true;
         HierarchicalMethodSignature methodSignature = method.getHierarchicalMethodSignature();
         List<HierarchicalMethodSignature> superSignatures = methodSignature.getSuperSignatures();
 

compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/resolver/RawTypesCheck.java

@@ -90,6 +90,10 @@ public class RawTypesCheck {
     }
 
     static boolean hasRawTypesInHierarchicalSignature(@NotNull PsiMethod method) {
+        // This is a very important optimization: package-classes are big and full of static methods
+        // building method hierarchies for such classes takes a very long time
+        if (method.hasModifierProperty(PsiModifier.STATIC)) return false;
+
         if (hasRawTypesInSignature(method)) {
             return true;
         }