Parse default arguments within member functions in source order, from
Manuel Klimek! Fixes PR7715.

llvm-svn: 116311
diff --git a/clang/test/CXX/class/class.mem/p1b.cpp b/clang/test/CXX/class/class.mem/p1b.cpp
new file mode 100644
index 0000000..d3493f6
--- /dev/null
+++ b/clang/test/CXX/class/class.mem/p1b.cpp
@@ -0,0 +1,46 @@
+// The first run checks that the correct errors are generated,
+// implicitly checking the order of default argument parsing:
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+// The second run checks the order of inline method definitions:
+// RUN: not %clang_cc1 -fsyntax-only %s 2> %t
+// RUN: FileCheck %s < %t
+
+class A {
+public:
+  void a1() {
+    B b = B();
+  }
+
+  class B;
+  void a2(B b = B()); // expected-error{{use of default argument to function 'B' that is declared later in class 'B'}}
+
+  void a3(int a = 42);
+
+  // CHEKC: error: use of undeclared identifier 'first'
+  void a4(int a = first); // expected-error{{use of undeclared identifier 'first'}}
+
+  class B {
+  public:
+    B(int b = 42) { // expected-note{{default argument declared here}}
+      A a;
+      a.a3();
+      a.a6();
+    }
+
+    void b1(A a = A()); // expected-error{{use of default argument to function 'A' that is declared later in class 'A'}}
+
+    // CHECK: error: use of undeclared identifier 'second'
+    void b2(int a = second); // expected-error{{use of undeclared identifier 'second'}}
+  };
+
+  void a5() {
+    B b = B();
+  }
+
+  void a6(B b = B());
+
+  A(int a = 42); // expected-note{{default argument declared here}}
+
+  // CHECK: error: use of undeclared identifier 'third'
+  void a7(int a = third); // expected-error{{use of undeclared identifier 'third'}}
+};
diff --git a/clang/test/SemaCXX/default2.cpp b/clang/test/SemaCXX/default2.cpp
index d9f1edf..2076322 100644
--- a/clang/test/SemaCXX/default2.cpp
+++ b/clang/test/SemaCXX/default2.cpp
@@ -68,8 +68,11 @@
              Nested* self = this, // expected-error{{invalid use of 'this' outside of a nonstatic member function}}
              int m); // expected-error{{missing default argument on parameter 'm'}}
     static int c;
+    Nested(int i = 42);
   };
 
+  int mem7(Nested n = Nested());
+
   static int b; 
 };