From: Jonathan Wakely <jwakely@redhat.com>
Date: Tue, 31 Aug 2021 15:50:17 +0000 (+0100)
Subject: libstdc++: Add missing return for atomic timed wait [PR102074]
X-Git-Tag: releases/gcc-11.3.0~787
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aeee9251c64fe59c3e548e843f08bbda302cb08b;p=thirdparty%2Fgcc.git

libstdc++: Add missing return for atomic timed wait [PR102074]

This adds a missing return statement to the non-futex wait-until
operation.

Signed-off-by: Jonathan Wakely <jwakely@redhat.com>

libstdc++-v3/ChangeLog:

	PR libstdc++/102074
	* include/bits/atomic_timed_wait.h (__timed_waiter_pool)
	[!_GLIBCXX_HAVE_PLATFORM_TIMED_WAIT]: Add missing return.

(cherry picked from commit 763eb1f19239ebb19c0f87590a4f02300c02c52b)
---

diff --git a/libstdc++-v3/include/bits/atomic_timed_wait.h b/libstdc++-v3/include/bits/atomic_timed_wait.h
index ec7ff51cdbc6..3db08f827079 100644
--- a/libstdc++-v3/include/bits/atomic_timed_wait.h
+++ b/libstdc++-v3/include/bits/atomic_timed_wait.h
@@ -213,6 +213,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	      lock_guard<mutex> __l(_M_mtx);
 	      return __cond_wait_until(_M_cv, _M_mtx, __atime);
 	    }
+	  else
+	    return true;
 #endif // _GLIBCXX_HAVE_PLATFORM_TIMED_WAIT
 	}
     };