From: Jonathan Wakely <jwakely@redhat.com>
Date: Wed, 17 Aug 2016 16:09:15 +0000 (+0100)
Subject: Add comment explaining why -std=c++14 is needed.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e30c6e0c145c7fb6ed6efc06044a1ee86878dd11;p=gcc.git

Add comment explaining why -std=c++14 is needed.

	* testsuite/26_numerics/complex/literals/types.cc: Add comment.

From-SVN: r239543
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 9241b41fcbc..d8c5fe377d4 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,7 @@
 2016-08-17  Jonathan Wakely  <jwakely@redhat.com>
 
+	* testsuite/26_numerics/complex/literals/types.cc: Add comment.
+
 	* testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
 	Remove duplicate dg-options directive.
 
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/literals/types.cc b/libstdc++-v3/testsuite/26_numerics/complex/literals/types.cc
index ef48c0dc85e..ad9b863b79d 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/literals/types.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/literals/types.cc
@@ -1,4 +1,6 @@
-// { dg-options "-std=c++1y" }
+// Use -std=c++14 explicitly, because -std=gnu++14 enables GNU extension for
+// complex literals, so 1.0if is __complex__ float not std::complex<float>.
+// { dg-options "-std=c++14" }
 // { dg-do compile }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.