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[committed] Add a testcase (PR c++/79457)

Message ID 20170210210015.GW1849@tucnak
State New
Headers show

Commit Message

Jakub Jelinek Feb. 10, 2017, 9 p.m. UTC 
Hi!

This PR got fixed in r244833, but as the testcase isn't a 7.x
regression, but existed for years, I think it is worth to check
in this testcase too.  Tested on x86_64-linux, committed to trunk
as obvious.

2017-02-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79457
	* g++.dg/cpp0x/pr79457.C: New test.


	Jakub
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Patch

--- gcc/testsuite/g++.dg/cpp0x/pr79457.C.jj	2017-02-10 21:55:22.606388165 +0100
+++ gcc/testsuite/g++.dg/cpp0x/pr79457.C	2017-02-10 21:50:54.000000000 +0100
@@ -0,0 +1,24 @@ 
+// PR c++/79457
+// { dg-do compile { target c++11 } }
+
+template <typename T>
+class Foo
+{
+private:
+  T& goo;
+  template <typename R>
+  using S = decltype (goo[R ()]);
+
+public:
+  Foo (T& goo) : goo {goo} {}
+
+  template <typename R>
+  S<R> boo () {}
+};
+
+int
+main ()
+{
+  int bar[] = {1, 2, 3};
+  Foo<decltype (bar)> foo {bar};
+}