From: Jason Merrill <jason@gcc.gnu.org>
Date: Wed, 4 Apr 2018 19:59:20 +0000 (-0400)
Subject: re PR c++/84221 (spurious -Wunused warning on a variable of a template type declared... 
X-Git-Tag: basepoints/gcc-9~326
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=01e1df9ff6f1742b31a033fdb65c8ebb5ea0e983;p=thirdparty%2Fgcc.git

re PR c++/84221 (spurious -Wunused warning on a variable of a template type declared unused)

PR c++/84221
* g++.dg/warn/Wunused-var-32.C: Test explicit specialization.

From-SVN: r259106
---

diff --git a/gcc/testsuite/g++.dg/warn/Wunused-var-32.C b/gcc/testsuite/g++.dg/warn/Wunused-var-32.C
index 5558f9361fce..8aaf381ffa62 100644
--- a/gcc/testsuite/g++.dg/warn/Wunused-var-32.C
+++ b/gcc/testsuite/g++.dg/warn/Wunused-var-32.C
@@ -2,8 +2,10 @@
 // { dg-additional-options -Wunused }
 
 template <class T> struct __attribute((unused)) A { };
+template <> struct A<char> { };
 
 void f (void)
 {
   A<int> a;   // shouldn't warn
+  A<char> ac; // { dg-warning "unused" }
 }