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Re: [patch] libstdc++/64657 support iterators with overloaded comma operator
- From: Jonathan Wakely <jwakely at redhat dot com>
- To: libstdc++ at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
- Date: Mon, 22 Jun 2015 16:09:24 +0100
- Subject: Re: [patch] libstdc++/64657 support iterators with overloaded comma operator
- Authentication-results: sourceware.org; auth=none
- References: <20150429152223 dot GL3618 at redhat dot com>
On 29/04/15 16:22 +0100, Jonathan Wakely wrote:
I think this covers all the places in the library where we do:
++i, ++j
I missed one. Tested powerpc64-linux, committed to trunk.
commit 28542877cbeae9e1da3bdc8e3a5a3053b2f0ee23
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Mon Jun 22 13:44:06 2015 +0100
PR libstdc++/64657
* include/bits/stl_uninitialized.h
(__uninitialized_copy::__uninit_copy): Cast expression to void.
diff --git a/libstdc++-v3/include/bits/stl_uninitialized.h b/libstdc++-v3/include/bits/stl_uninitialized.h
index 715cb58..045bdd7 100644
--- a/libstdc++-v3/include/bits/stl_uninitialized.h
+++ b/libstdc++-v3/include/bits/stl_uninitialized.h
@@ -71,7 +71,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
_ForwardIterator __cur = __result;
__try
{
- for (; __first != __last; ++__first, ++__cur)
+ for (; __first != __last; ++__first, (void)++__cur)
std::_Construct(std::__addressof(*__cur), *__first);
return __cur;
}