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From: Jonathan Wakely <>
Subject: [committed] libstdc++: Fix unused warning for new variable
Date: Fri, 30 Jun 2023 15:29:57 +0100	[thread overview]
Message-ID: <> (raw)

Tested powerpc64le-linux and x86_64-linux. Pushed to trunk.

-- >8 --

This newly-introduced variable isn't used on all paths, so add the
[[maybe_unused]] attribute.


	* src/c++11/ (random_device::_M_init): Add maybe_unused
 libstdc++-v3/src/c++11/ | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libstdc++-v3/src/c++11/ b/libstdc++-v3/src/c++11/
index cece6edbfc7..75989bd3337 100644
--- a/libstdc++-v3/src/c++11/
+++ b/libstdc++-v3/src/c++11/
@@ -374,11 +374,11 @@ namespace std _GLIBCXX_VISIBILITY(default)
 				      " unsupported token"));
 #if defined ENOSYS
-    const int unsupported = ENOSYS;
+    [[maybe_unused]] const int unsupported = ENOSYS;
 #elif defined ENOTSUP
-    const int unsupported = ENOTSUP;
+    [[maybe_unused]] const int unsupported = ENOTSUP;
-    const int unsupported = 0;
+    [[maybe_unused]] const int unsupported = 0;
     int err = 0;

                 reply	other threads:[~2023-06-30 14:30 UTC|newest]

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