From: Jonathan Wakely <jwakely@redhat.com>
Date: Wed, 18 Sep 2024 16:47:49 +0000 (+0100)
Subject: libstdc++: Fix condition for ranges::copy to use memmove [PR116754]
X-Git-Tag: basepoints/gcc-16~5778
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=83c6fe130a00c6c28cfffcc787a0a719966adfaf;p=thirdparty%2Fgcc.git

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.
---

diff --git a/libstdc++-v3/include/bits/ranges_algobase.h b/libstdc++-v3/include/bits/ranges_algobase.h
index 2a36ba69775..40c628b3818 100644
--- a/libstdc++-v3/include/bits/ranges_algobase.h
+++ b/libstdc++-v3/include/bits/ranges_algobase.h
@@ -286,7 +286,7 @@ 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>;
 		  auto __num = __last - __first;