Tested powerpc64le-linux, pushed to trunk.
Backport to gcc-11 needed too.
-- >8 --
We use either condition variables or futexes to implement atomic waits,
so we can't do it in freestanding. This is non-conforming, so should be
revisited later, probably by making freestanding atomic waiting
operations spin without ever blocking.
Reviewed-by: Thomas Rodgers <trodg...@redhat.com>
libstdc++-v3/ChangeLog:
PR libstdc++/105021
* include/bits/atomic_base.h [!_GLIBCXX_HOSTED]: Do not include
<bits/atomic_wait.h> for freestanding.
---
libstdc++-v3/include/bits/atomic_base.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libstdc++-v3/include/bits/atomic_base.h
b/libstdc++-v3/include/bits/atomic_base.h
index d86766cf39b..2cad8486c69 100644
--- a/libstdc++-v3/include/bits/atomic_base.h
+++ b/libstdc++-v3/include/bits/atomic_base.h
@@ -37,7 +37,7 @@
#include <bits/atomic_lockfree_defines.h>
#include <bits/move.h>
-#if __cplusplus > 201703L
+#if __cplusplus > 201703L && _GLIBCXX_HOSTED
#include <bits/atomic_wait.h>
#endif
--
2.34.1
