[gcc(refs/users/guojiufu/heads/personal-branch)] libstdc++: Compile PR93978 testcase with -Wall
Jiu Fu Guo
guojiufu@gcc.gnu.org
Wed Jun 10 03:07:12 GMT 2020
https://gcc.gnu.org/g:a57aa11191617754c8d43b3eb6a2576e970a0668
commit a57aa11191617754c8d43b3eb6a2576e970a0668
Author: Patrick Palka <ppalka@redhat.com>
Date: Sat May 23 15:25:40 2020 -0400
libstdc++: Compile PR93978 testcase with -Wall
Now that the frontend issue PR c++/94038 is thoroughly fixed, the
testcase for PR93978 no longer fails to compile with -O -Wall, so add
-Wall to the testcase's compile flags to help ensure we don't regress
here.
libstdc++-v3/ChangeLog:
PR libstdc++/93978
* testsuite/std/ranges/adaptors/93978.cc: Add -Wall to
dg-additional-options. Avoid unused-but-set-variable warning.
Diff:
---
libstdc++-v3/ChangeLog | 6 ++++++
libstdc++-v3/testsuite/std/ranges/adaptors/93978.cc | 5 +++--
2 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 167cb88b592..d899c69940d 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2020-05-23 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/93978
+ * testsuite/std/ranges/adaptors/93978.cc: Add -Wall to
+ dg-additional-options. Avoid unused-but-set-variable warning.
+
2020-05-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/95289
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/93978.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/93978.cc
index a0152ec0532..82b82b0a5be 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/93978.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/93978.cc
@@ -16,7 +16,7 @@
// <http://www.gnu.org/licenses/>.
// { dg-options "-std=gnu++2a" }
-// { dg-additional-options "-O" }
+// { dg-additional-options "-O -Wall" }
// { dg-do compile { target c++2a } }
#include <ranges>
@@ -25,11 +25,12 @@
namespace ranges = std::ranges;
namespace views = std::views;
-void
+auto
test()
{
std::vector<std::string> x = {""};
auto i = std::counted_iterator(x.begin(), 1);
auto r = ranges::subrange{i, std::default_sentinel};
auto v = r | views::join;
+ return v;
}
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