[gcc r14-10707] libstdc++: Fix condition for ranges::copy to use memmove [PR116754]

Jonathan Wakely redi@gcc.gnu.org
Mon Sep 23 19:24:35 GMT 2024


https://gcc.gnu.org/g:f4fc6d2aa809d0c4b5b1825af17bed4a601a3d7f

commit r14-10707-gf4fc6d2aa809d0c4b5b1825af17bed4a601a3d7f
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Wed Sep 18 17:47:49 2024 +0100

    libstdc++: Fix condition for ranges::copy to use memmove [PR116754]
    
    libstdc++-v3/ChangeLog:
    
            PR libstdc++/116754
            * include/bits/ranges_algobase.h (__copy_or_move): Fix order of
            arguments to __memcpyable.
    
    (cherry picked from commit 83c6fe130a00c6c28cfffcc787a0a719966adfaf)

Diff:
---
 libstdc++-v3/include/bits/ranges_algobase.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/include/bits/ranges_algobase.h b/libstdc++-v3/include/bits/ranges_algobase.h
index e26a73a27d68..7387f616d361 100644
--- a/libstdc++-v3/include/bits/ranges_algobase.h
+++ b/libstdc++-v3/include/bits/ranges_algobase.h
@@ -252,7 +252,7 @@ namespace ranges
 	{
 	  if (!std::__is_constant_evaluated())
 	    {
-	      if constexpr (__memcpyable<_Iter, _Out>::__value)
+	      if constexpr (__memcpyable<_Out, _Iter>::__value)
 		{
 		  using _ValueTypeI = iter_value_t<_Iter>;
 		  static_assert(_IsMove


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