search for: pr27785

Displaying 2 results from an estimated 2 matches for "pr27785".

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2018 Sep 25
3
[cfe-dev] New warnings when building trunk with GCC 9
+ Erik, who implemented DR1579 Originally, I had the warning similar to GCC's warning, but took it out due to not having DR1579 implemented in clang (warning changed in r243594) Erik in r274291 implemented DR1579, although PR27785 didn't mention anything about std::move It looks like what's happening is that Clang and GCC handles the return differently. Clang needs the std::move call to use the move constructor while GCC will use the move constructor with or without the std::move call. This means that the warning...
2018 Sep 16
2
[cfe-dev] New warnings when building trunk with GCC 9
Yes, we should produce this warning in C++11 mode too. (I could be misrecalling, but I think the rationale for the current behaviour is based on historical GCC behaviour.) On Sun, 16 Sep 2018, 10:04 David Blaikie via cfe-dev, < cfe-dev at lists.llvm.org> wrote: > Fair point made on that thread - that this is a DR, so technically the > std::move is pessimizing even in C++11 mode.