From 2de9164b45111b54bea99afd97ca4f0de382a5e3 Mon Sep 17 00:00:00 2001
From: Paolo Carlini <paolo.carlini@oracle.com>
Date: Mon, 23 Oct 2017 11:39:20 +0000
Subject: [PATCH] re PR c++/77555 (unused inline function in-function static
 variable accessed from outside leads to linker error)

2017-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/77555
	* g++.dg/torture/pr77555.C: New.

From-SVN: r254006
---
 gcc/testsuite/ChangeLog                |  5 +++++
 gcc/testsuite/g++.dg/torture/pr77555.C | 20 ++++++++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/torture/pr77555.C

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 9ca1131a65b..2af517e07c4 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/77555
+	* g++.dg/torture/pr77555.C: New.
+
 2017-10-23  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/82129
diff --git a/gcc/testsuite/g++.dg/torture/pr77555.C b/gcc/testsuite/g++.dg/torture/pr77555.C
new file mode 100644
index 00000000000..540d1a09a5f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr77555.C
@@ -0,0 +1,20 @@
+// { dg-do link }
+// { dg-options "-std=c++11" }
+
+extern "C" int printf(const char*, ...);
+struct A {
+  A(int, char *p2) { printf(p2); }
+};
+template <int, typename> struct B { static A static_var; };
+template <int LINE, typename GETTER>
+A B<LINE, GETTER>::static_var{0, GETTER::get()};
+struct C {
+  void unused() {
+    static char function_static;
+    struct D {
+      static char *get() { return &function_static; }
+    };
+    auto addr = B<0, D>::static_var;
+  }
+};
+int main() {}
-- 
2.30.2