re PR c++/4926 (C++ ABI needs clarification on mangling of complex expressions)

2009-04-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR c++/4926
	* g++.dg/template/pr4926-1.C: New.

From-SVN: r145423

gcc/testsuite/ChangeLog

+2009-04-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR c++/4926
+	* g++.dg/template/pr4926-1.C: New.
+
 2009-04-01  Xinliang David Li  <davidxl@google.com>
 
 	* gcc.target/i386/all_one_m128i.c: New test.

gcc/testsuite/g++.dg/template/pr4926-1.C

+// PR c++/4926
+// { dg-do compile }
+
+template <unsigned> struct X { typedef int Type; };
+template <typename T> struct Y { char array[1]; };
+ 
+template<typename T> Y<T> P(T);  // acts as "Y<typeof(T)>"
+ 
+struct F { int operator()() const; };
+ 
+template <typename T>
+typename X<sizeof(P(  T()()  ).array)>::Type  foo();
+ 
+void
+bar () 
+{ 
+  foo<F>();
+}