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authorMartin Sebor <msebor@redhat.com>2016-03-16 03:00:02 +0000
committerMartin Sebor <msebor@gcc.gnu.org>2016-03-15 21:00:02 -0600
commitab1caa6e04b28cc232ea3f0255ef7325c2c27b19 (patch)
treeb4197e170edffb660d3a5f432cd03ef391260f8f
parent960fcebd933da37e63fafabe2586f4d188886c34 (diff)
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PR c++/58281 - Problem with explicitly instantiated constexpr template
PR c++/58281 - Problem with explicitly instantiated constexpr template functions gcc/testsuite/ChangeLog: 2016-03-15 Martin Sebor <msebor@redhat.com> PR c++/58281 * g++.dg/cpp1y/constexpr-instantiate.C: Add new test. From-SVN: r234246
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/cpp1y/constexpr-instantiate.C20
2 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 06ec23e..2e25991 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-03-15 Martin Sebor <msebor@redhat.com>
+
+ PR c++/58281
+ * g++.dg/cpp1y/constexpr-instantiate.C: Add new test.
+
2016-03-15 John David Anglin <danglin@gcc.gnu.org>
* gcc.c-torture/execute/pr68532.c: Add -fno-common option on
diff --git a/gcc/testsuite/g++.dg/cpp1y/constexpr-instantiate.C b/gcc/testsuite/g++.dg/cpp1y/constexpr-instantiate.C
new file mode 100644
index 0000000..73d0508
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1y/constexpr-instantiate.C
@@ -0,0 +1,20 @@
+// PR c++/58281 - Problem with explicitly instantiated constexpr template
+// functions
+// { dg-do compile { target c++11 } }
+// { do-additional-options "-fdump-tree-optimized" }
+
+
+template <typename T>
+constexpr bool f (T a)
+{
+ return a == 3;
+}
+
+extern template bool f<int>(int);
+
+bool g (int x) { return f (x); }
+
+template bool f<int>(int);
+
+// Verify that the defintions of both f() and g() are emitted.
+// { dg-final { scan-tree-dump "bool \[fg\](" "optimized" } }