<div dir="ltr">On <a href="http://libcxx.llvm.org/docs/#platform-and-compiler-support">http://libcxx.llvm.org/docs/#platform-and-compiler-support</a>, we say:<div><br></div><div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">The following minimum compiler versions are strongly recommended.<br></blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"> </blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">* Clang 3.5 and above<br>* GCC 4.7 and above.<br></blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"> </blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">Anything older may work.</blockquote><div><br></div></div><div>We're having more and more trouble supporting pre-4.7 versions of gcc, especially in C++03 mode.</div><div><br></div><div><div>Much of the early gcc support was driven by the fact that Apple was never going to move past gcc 4.2.1, and the necessity of supporting that compiler - but that ship has sailed.</div></div><div><br></div><div>I'd like to officially drop support for those compilers.</div><div><br></div><div>Opinions?</div><div><br></div><div>-- Marshall</div><div><br></div></div>