re PR c++/79652 (ICE on invalid c++ code in warn_extern_redeclared_static in cp/decl...

2017-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/79652
	* g++.dg/cpp0x/pr79652.C: New.

From-SVN: r248474

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2afca6a2c02a4a19d21cb95aa771334816773322..0adf5cb7b21e0d69942a1de14c48a79c1f9c138a 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-25  Paolo Carlini  <paolo.carlini@oracle.com>
+
+       PR c++/79652
+       * g++.dg/cpp0x/pr79652.C: New.
+
 2017-05-25  Paolo Carlini  <paolo.carlini@oracle.com>
 
        PR c++/71451

diff --git a/gcc/testsuite/g++.dg/cpp0x/pr79652.C b/gcc/testsuite/g++.dg/cpp0x/pr79652.C
new file mode 100644 (file)
index 0000000..7f86f5f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/pr79652.C
@@ -0,0 +1,12 @@
+// { dg-do compile { target c++11 } }
+
+namespace {
+  struct S {
+    int n;
+  } T;
+  using T = decltype(S :: n);  // { dg-error "redeclared" }
+  namespace {
+    extern int x;
+    extern int x;
+  }
+}