Merge pull request #2573 from BrzVlad/fix-conc-memusage

[mono.git] / mcs / mcs / namespace.cs

diff --git a/mcs/mcs/namespace.cs b/mcs/mcs/namespace.cs
index 2639d046d1bfe1c8ce36790aab6a936847098688..d81c307ae085acd14d48606b1af9d068b0c4ee25 100644 (file)
--- a/mcs/mcs/namespace.cs
+++ b/mcs/mcs/namespace.cs
@@ -1296,16 +1296,20 @@ namespace Mono.CSharp {
                                                continue;
                                        }
 
-                                       entry.Define (this);
+                                       try {
+                                               entry.Define (this);
+                                       } finally {
+                                               //
+                                               // It's needed for repl only, when using clause cannot be resolved don't hold it in
+                                               // global list which is resolved for every evaluation
+                                               //
+                                               if (entry.ResolvedExpression == null) {
+                                                       clauses.RemoveAt (i--);
+                                               }
+                                       }
 
-                                       //
-                                       // It's needed for repl only, when using clause cannot be resolved don't hold it in
-                                       // global list which is resolved for each evaluation
-                                       //
-                                       if (entry.ResolvedExpression == null) {
-                                               clauses.RemoveAt (i--);
+                                       if (entry.ResolvedExpression == null)
                                                continue;
-                                       }
 
                                        var using_ns = entry.ResolvedExpression as NamespaceExpression;
                                        if (using_ns == null) {
@@ -1343,7 +1347,7 @@ namespace Mono.CSharp {
                                        for (int i = 0; i < clauses.Count; ++i) {
                                                var entry = clauses[i];
                                                if (entry.Alias != null) {
-                                                       aliases.Add (entry.Alias.Value, (UsingAliasNamespace) entry);
+                                                       aliases[entry.Alias.Value] = (UsingAliasNamespace) entry;
                                                }
                                        }
                                }
@@ -1439,6 +1443,7 @@ namespace Mono.CSharp {
                        if (resolved != null) {
                                var compiler = ctx.Module.Compiler;
                                var type = resolved.Type;
+                               resolved = null;
 
                                compiler.Report.SymbolRelatedToPreviousError (type);
                                compiler.Report.Error (138, Location,