Merge pull request #1817 from 9rnsr/fix9834

[REG2.063] Issue 9834 - incorrect detection of lambda locality.
dlang · Mar 30, 2013 · 767a029 · 767a029
2 parents 15a6c77 + ac859ee
commit 767a029
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Showing 2 changed files with 26 additions and 1 deletion.
diff --git a/src/mtype.c b/src/mtype.c
@@ -6112,7 +6112,7 @@ bool TypeFunction::parameterEscapes(Parameter *p)
     if (!nextOf())
         return TRUE;
 
-    if (purity)
+    if (purity > PUREweak)
     {   /* With pure functions, we need only be concerned if p escapes
          * via any return statement.
          */

diff --git a/test/runnable/xtest46.d b/test/runnable/xtest46.d
@@ -6105,6 +6105,30 @@ void test9700()
     a *= 3;   // object.Error: Access Violation
 }
 
+/***************************************************/
+// 9834
+
+struct Event9834
+{
+    void delegate() dg;
+    void set(void delegate() h) pure { dg = h; }  // AV occurs
+    void call() { dg(); }
+}
+void test9834()
+{
+    Event9834 ev;
+    auto a = new class
+    {
+        Object o;
+        this()
+        {
+            o = new Object;
+            ev.set((){ o.toString(); });
+        }
+    };
+    ev.call();
+}
+
 /***************************************************/
 
 int main()
@@ -6367,6 +6391,7 @@ int main()
     test9428();
     test9538();
     test9700();
+    test9834();
 
     printf("Success\n");
     return 0;