re PR c++/41449 (Partial aggregate initialization not cleaned up on exception)

	PR c++/41449
	* typeck2.c (split_nonconstant_init_1): Handle EH cleanup of
	initialized subobjects.

From-SVN: r180267

gcc/cp/ChangeLog

+2011-10-20  Jason Merrill  <jason@redhat.com>
+
+	PR c++/41449
+	* typeck2.c (split_nonconstant_init_1): Handle EH cleanup of
+	initialized subobjects.
+
 2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/13657

gcc/cp/typeck2.c

@@ -567,6 +567,13 @@ split_nonconstant_init_1 (tree dest, tree init)
 	      code = build2 (INIT_EXPR, inner_type, sub, value);
 	      code = build_stmt (input_location, EXPR_STMT, code);
 	      add_stmt (code);
+	      if (!TYPE_HAS_TRIVIAL_DESTRUCTOR (inner_type))
+		{
+		  code = (build_special_member_call
+			  (sub, complete_dtor_identifier, NULL, inner_type,
+			   LOOKUP_NORMAL, tf_warning_or_error));
+		  finish_eh_cleanup (code);
+		}
 
 	      num_split_elts++;
 	    }

gcc/testsuite/ChangeLog

+2011-10-20  Jason Merrill  <jason@redhat.com>
+
+	PR c++/41449
+	* g++.dg/eh/partial1.C: New.
+
 2011-10-20  Richard Henderson  <rth@redhat.com>
 
 	* gcc.target/i386/vperm-v2df.c, gcc.target/i386/vperm-v2di.c,

gcc/testsuite/g++.dg/eh/partial1.C

+// PR c++/41449
+// { dg-do run }
+
+struct A
+{
+  A() {}
+  A(const A&) { throw 1; }
+};
+
+int bs;
+struct B
+{
+  B() { ++bs; }
+  B(const B&) { ++bs; }
+  ~B() { --bs; }
+};
+
+struct C
+{
+  B b1;
+  A a;
+  B b2;
+};
+
+int main()
+{
+  {
+    B b1, b2;
+    A a;
+
+    try {
+      C c = { b1, a, b2 };
+    } catch (...) {}
+  }
+  if (bs != 0)
+    __builtin_abort ();
+}